Alyxia minimiflora Lannuzel

Lannuzel, Guillaume, Munzinger, Jérôme, Vandrot, Hervé & Gâteblé, Gildas, 2024, Alyxia Banks ex R. Br. in New Caledonia: a clarification of several species complexes, nomenclatural notes, and a description of three new species, Phytotaxa 649 (1), pp. 1-43 : 16-31

publication ID

https://doi.org/ 10.11646/phytotaxa.649.1.1

persistent identifier

https://treatment.plazi.org/id/03FB4C0E-FF9A-7140-0CEF-FF04506BDFB6

treatment provided by

Felipe

scientific name

Alyxia minimiflora Lannuzel
status

sp. nov.

Alyxia minimiflora Lannuzel , sp.nov. ( Figs 8 View FIGURE 8 , 10 View FIGURE 10 ), (urn:lsid:ipni.org:names:77336419-1)

Diagnosis: — Alyxia minimiflora is a small dense shrub characterised by its small linear leaves, and small flowers. It is similar to A. rosmarinifolia (Baill.) Guillaumin by its linear leaves and small flowers, but differs from it by shorter flowers (1.5 mm vs 2 mm in A. rosmarinifolia ), a primary inflorescence axis of 1 mm (vs ca 3 mm in A. rosmarinifolia ) and densely pubescent young shoots.

Type: — NEW CALEDONIA, South Province, Pic aux chèvres, elev. 270 m, 22°11'38"S, 166°27'37"E, 5 May 2022, Lannuzel, Foord & Pouget 634, holotype: NOU [ NOU108945 !] GoogleMaps ; isotype: P [P01139656!]

Small shrub, up to 50 cm, young stems densely pubescent; latex white. Leaves ternate, subcoriaceous, green adaxially, light green abaxially when young, flat, petiole 1.5–2.8 mm long, pubescent, lamina linear, 10–30 × 1.4–2 mm; base cuneate, apex rounded, mucronate, both surfaces looking lustrous but with sparse and very short hairs (ca. 0.01 mm long) on main veins abaxially, leaf venation not visible apart from the midrib. Flowers axillary, grouped in trichasial cymes, axes green, pubescent, null to 1.7 mm, pedicels 0.2 × 0.8 mm covered by 1 caduceous bract, ca. 1 × 1 mm, reddish, pubescent.

Flower 5-merous,1.6–1.9 × 0.5–1 mm. Calyx lobes appressed to corolla, widely triangular, acute to obtuse at apex, ca. 0.5 × 0.5 mm, green, glabrous, but with ciliate margin. Corolla tube pale orange, lobes creamy to yellowish, tube ca. 1.6 × 0.8 mm, glabrous outside, with only 1 ring of hairs inside, below anthers and stigma, composed of 0.2 mm long appressed hairs, lobes sinistrorse, rounded, glabrous with slightly ciliate apex, recurved at anthesis.

Anther cone 0.5 mm long, not exserted; filaments 0.1 mm long, inserted at 2/3 of tube length. Ovary ca. 0.5 × 0.3 mm, hairy at base with 0.1 mm long hairs, style 0.4 mm long, glabrous, stigma ovoid, obtuse, hairy at top. Fruit green then black when ripe, fleshy, 1 article, 6–7 x 4–5 mm, ovoid.

Distribution and habitat: — Alyxia minimiflora is known from only one population, located on Pic aux chèvres peak, Dumbéa, near Nouméa. It is a rupicolous plant growing only on top of schistaceous cliffs, ca. 250 m elev. where another narrow-range species, Austrocallerya australis (Endl.) J.Compton & Schrire is also known.

Phenology:— From the few specimens available, A. minimiflora is known to flower between March and May. Fruits are only known from the type specimen, in May.

Etymology: —The species is the Alyxia with the shortest flowers in New Caledonia, thus justifying the epithet minimiflora .

Notes:— MacKee & Suprin 45389 and Veillon 7334 were included in A. tisserantii by Middleton (2002) and not yet gathered when Boiteau (1981) published the flora. They however show perfect matching with the type specimen and were collected in the same locality. As circumscribed here, A. tisserantii has much longer flowers (ca. 3 mm vs 1.5 mm in A. minimiflora ), a longer inflorescence axis (ca. 5 mm vs 0–1.7 mm in A. minimiflora ), and wider leaves (variable 5.5–12 mm vs remarkably stable 1.4–2 mm in A. minimiflora ). Finally, the whole A. tisserantii plant is glabrous while A. minimiflora is densely pubescent, at least on young shoots.

Specimens examined:— NEW CALEDONIA: South province: Pic aux chèvres, elev. 250 m, 22°11'38"S, 166°27'37"E, 5 May 2022, Lannuzel, Foord & Pouget. 632 ( NOU108942 !) GoogleMaps ; Pic aux chèvres, elev. 250 m, 22°11'38"S, 166°27'37"E, 5 May 2022, Lannuzel, Foord & Pouget 633 ( NOU108943 !; P01139656!) GoogleMaps ; Koutio: Pic aux Chèvres , elev. 250 m, 11 March 1991, MacKee & Suprin 45389 (P04225605!!, L.2702438!) ; Dumbéa: sommet Pic aux chèvres, elev. 289 m, 11 March 1991, Veillon 7334 ( NOU058309 !, P04220397!) .

Alyxia nummularia Moore ( 1921: 358) . Holotype:— NEW CALEDONIA, Mt Dore , elev. 1500 ft, 1 May 1914, Compton 841: BM [BM000508535!] ( Figs 9 View FIGURE 9 , 10 View FIGURE 10 )

Species circumscription: — Alyxia nummularia was considered as a distinct species by Boiteau (1981) and then merged into A. tisserantii by Middleton (2002). We follow Boiteau (1981) and consider it as a distinct species, mostly characterized by orbicular leaves, and densely pubescent young stems and leaves. It differs from our conception of A. tisserantii mostly by the young stems and densely pubescent leaves, slightly longer corolla tubes (ca. 2.1–3.1 mm vs 1.1–2.2 mm), and grayish bark. It is most similar to higher-altitude forms of A. kaalaensis by the orbicular leaves, but differs from it by the always axillary inflorescences and shorter corolla tube (ca. 2.1–3.1 mm vs 3–4.5 mm in A. kaalaensis ). Flower dissections also showed that A. nummularia ’s ovary only presents a ring with sparse hairs (ca. 0.1 mm) at the base, while A. kaalaensis has a densely pubescent ovary, with longer hairs (0.15–0.2 mm).

Distribution and habitat:— Alyxia nummularia occurs in the southern half of Grande Terre, between 50 and 1100 m elev. It grows mainly on rocky areas, in shrubland vegetations on ultramafic substrates. Vieillard’s specimens are not presented on the map ( Fig. 12 View FIGURE 12 ), because they are considered doubtful, with mixes of different plants under the same collection number, plus old and unreliable locality names.

Phenology:— From herbarium specimens and pictures available, A. nummularia can present flowers and fruits all year round.

Specimens examined:— NEW CALEDONIA: North province; Kopéto , elev. 300 m, 25 March 2000, Achille 906 (P04257736!) ; Rade de Canala , 1 November 1869, Balansa 1440a (P04260808!), Kopéto, Pouembout, elev. 184 m, 21°11'52''S, 165°1'58''E, 23 February 2019, Fleurot 548 ( NOU105625 !, NOU090229 !) GoogleMaps ; Col de Nékoro , 11 October 1972, Jaffré 2206 ( NOU058198 !, P04260780!) ; Massif du Boulinda, elev. 400 m, 23 February 1978, Jaffré 2370 (L.2702481!, NOU058204 !, P05236790!, P04260801!) ; Poya: Avangui , elev. 100 m, 11 April 1969, MacKee 20510 ( NOU058360 !) ; Kopéto: Crête E Mt. Vert , elev. 800 m, 8 July 1970, MacKee 22214 ( NOU058209 !, P04260796!) ; Wagap, 1861, Vieillard 2964 (P04220358!); Gatope, Vieillard 2965 (P04220359!); Kanala, 1855, Vieillard 957 (P04220364!, P04220366!, P04220367!); South Province; Montagne des Sources , 11 February 2000, Achille 671 (P05391660!) ; Rocher Bouremere , à l’embouchure de l’Io, 27 December 1869, Balansa 2440 (P04260784!, P04260809!, P04260803!) ; Col de Plum , 22 August 1950, Baumann-Bodenheim 5593 (P04225785!) ; Col de Vulcain , 11 November 1950, Baumann-Bodenheim 8076 (P04260804!, US2316500 !) ; Col de Vulcain , 1 November 1950, Baumann-Bodenheim 8150 (L.3729964!, P04260810!, US2316501!, U.1088679!) ; Ouroué / Dothio , 29 July 1951, Baumann-Bodenheim 14391 (P04225781!, US2316701 !) ; Mont Dore , elev. 500 m, Compton 841 ( BM000508535 !) ; Peak near Col de Mouirange , elev. 300 m, 6 October 1963, Green 1253 ( MEL 0568836 A, P04225732!) ; Col de Plum, elev. 50 m, Guillaumin, Baumann-Bodenheim & Hürlimann 7927 (L.3729962!, P04225735!), Mt Dore , Guillaumin, Baumann-Bodenheim & Hürlimann 11399, (L.3729963!, P04260785!) ; Mt. Dore , 21 March 1951, Guillaumin, Baumann-Bodenheim & Hürlimann 11431 (L.3729961!, P04260782!, US2316594 !) ; Ouroué, Guillaumin, Baumann-Bodenheim & Hürlimann 14342 (L.3729960!, US2316693 !) ; au dessus du sentier de la Dumbéa au Dzumac , elev. 800 m, 29 March 1951, Hürlimann 1122 (P04260802!) ; Mt. Dzumac , elev. 800 m, 15 April 1978, Jaffré 2410 (L.2702428!, L.2702429!, L.2702480!, P04225714!, NOU058278 !) ; Tontouta Valley Near Junction of Kalouéhola , elev. 50 m, 25 December 1955, MacKee 3658, (L.2699547!, P04260786!) ; Piste Dzumac , elev. 400 m, 14 April 1956, MacKee 4343 (E00098780!, P04260788!) ; Confluent Tontouta-Kalouéhola , elev. 50 m, 15 July 1956, MacKee 4910 (E00098782!, P04260787!) ; Confluent des Rivières entre Tontouta et Kalouéhola , elev. 50 m, 25 December 1960, MacKee 7736 (L.2702471!, P04260783!) ; Ouroué , elev. 50 m, 30 April 1967, MacKee 16707 (P04260798!, P04551185!) ; Mt. Dore , elev. 750 m, 29 December 1982, MacKee 41103 (P04225602!) ; Peak Near Col de Mouirange , elev. 300 m, 6 October 1963, McPherson 1253 ( NOU058199 !) ; 17 Km South-West of Thio , elev. 50 m, 17 August 1982, McPherson 4898 ( MO421590 , NOU058299 !) ; Lower reaches of Dumbéa valley , 27 November 1982, McPherson 5216 ( MO420718 , NOU058263 !) ; Col de Mo , 22 August 2004, Munzinger & Létocart 2328 ( NOU006832 !, P04551229!) ; Mont Dore, face Est , 6 May 1966, Nothis 133 ( NOU058253 !, P04225577!, P04225576!) ; Côteaux boisés, Pancher 308 (P04225578!, P00156842!); Rivière Bleue De Prony , 2 October 1969, Schmid 2991 ( NOU058328 !, P04225566!) ; Jardin Botanique de Montravel , 19 November 1967, Sévenet 23 S (P04551367!) ; Mont Dore , elev. 700 m, 29 December 1982, Suprin 2196 ( NOU058276 !, P04225555!) ; Col du Vulcain, elev. 1100 m, 26 April 1973, Veillon 2869 ( NOU058275 !, P05236780!, P04260795!) ; Mont Dzumac, Veillon 3623 (L.2702430!, NOU058283 !, P04220400!) ; Rive Droite de la Tontouta, 7 October 1986, Veillon 6006 ( NOU058201 !) ; Presqu’île Montagnès , 31 January 1991, Veillon 7325 ( NOU058202 !) ; Mont-Dore —pente Sud , 28 June 1939, Virot 213 (P04220379!, P04220381!) .

Alyxia oppositifolia Boiteau ( 1979: 452) . Holotype:— NEW CALEDONIA, Vallée de la Koumac, elev. 30 m, 19 April 1967, MacKee 16599: P [P00072115!]; isolectotype: P [P00625018!], L [L 0544770!], K [ K000894177 !], NOU [ NOU005731 !] ( Figs 11 View FIGURE 11 , 12 View FIGURE 12 )

Species circumscription: — A. oppositifolia was described by Boiteau (1979) and then maintained by Boiteau (1981) and Middleton (2002). This species’ concept however varied between the two authors, resulting in varying distribution and ecology. We accept a broad concept of A. oppositifolia , characterized by usually opposite leaves, sometimes ternate, flowers usually solitary, sometimes in simple inflorescences of three flowers, with a corolla tube 4.3–7.8 mm long, borne by a peduncle of at least 6 mm, and a fruit article longer than 7–7.5 mm. Lamina shape varies from flat and lanceolate chartaceous leaves, to linear revolutate and coriaceous ones. Pubescence is also variable with glabrous plants and plants pubescent on young stems, leaves, and peduncles. This variation appears to be correlated with substrates, with glabrous plants on calcareous substrates and pubescent ones on serpentine outcrops. These differences could cover two species, but further studies are needed to reach a conclusion on this point.

Distribution and habitat:— A. oppositifolia occurs only in the northwestern part of Grande Terre, at low altitude (0–300 m) shrublands and sclerophyllous forests, on various substrates.

Phenology:— From herbarium specimens and pictures available, flowers can be seen from September to May. Fruits were collected almost all year round.

Specimens examined:— NEW CALEDONIA: North province; Dôme de Tiébaghi , 22 January 1965, Blanchon 1453 ( NOU058274 !) ; Pouembout : conservatoire botanique de Tiéa, 03 October 2000, Dagostini 243 ( NOU058270 !, P05391656!) ; Abhang des Pic de Koné , 08 February 1925, Däniker 1153 (P04257739!) ; Koumac , elev. 50 m, 20°35'7"S, 164°18'50"E, 18 November 2018, Fleurot 503 ( NOU090187 !, NOU105606 !) GoogleMaps ; Oua Tilou Mt. , 13 April 1951, Guillaumin & Baumann-Bodenheim 12223 (L.3735039!, P04236964!, US2316613 !) ; Oua Tilou. , 13 April 1952, Guillaumin & Baumann-Bodenheim 12248 (L.3735066!, P00072196!, US2316614 !) ; Oua-Tilou , 13 April 1951, Guillaumin & Baumann-Bodenheim 12264 (L.3735067!, P04236966!) ; OuaTilou , 13 April 1951, Guillaumin & Baumann-Bodenheim 12274 (L.3735068!, P04236965!, US2316617 !) ; Mt Koniambo , 21 December 1950, Guillaumin & Baumann-Bodenheim 9512a (L.3718456!, P00072195!) ; Pindaï, Baie des Sapins , 5 March 2007, Hequet 3597 ( NOU016947 !) ; Massif du Boulinda, 10 July 1973, Jaffré 1158 ( NOU058279 !, P04225718!) ; Massif du Boulinda, Col de Nékoro , 09 November 1972, Jaffré 2172 ( NOU058280 !, P04225715!) ; Gatope , elev. 141 m, 16 November 2004, Labat 3498 ( NOU011192 !, P00454760!) ; Vallée de Koumac , elev. 30 m, 19 April 1967, Mackee 16599 ( K000894177 !, L 0544770!, NOU005731 !, P00072115!, P00625018!) ; Poya: Avangui , elev. 100 m, 11 April 1969, MacKee 20524 ( NOU058179 !, P04260812!, P05236799!) ; Vallée de Poya, Ndokoa , elev. 100 m, 07 May 1971, MacKee 23714 ( NOU058092 !, P04257740!, P04257741!) ; Koumac: Ruisseau Grande Forêt , elev. 250 m, 01 December 1972, MacKee 25996 (P04257738!) ; Néhoué: Babouillat , elev. 30 m, 28 December 1972, MacKee 26110 (L.2699540!, P04260799!) ; Koumac: Grande Forêt , elev. 250 m, 25 March 1973, MacKee 26481 ( NOU058096 !, P04257745!, P04257746!) ; Base Sw du Mt Koniambo, elev. 150 m, 10 April 1975, MacKee (leg. Veillon) 30007 ( NOU058287 !, P04260797!, P04551368!) ; Gomen , crête rocheuse calcaire, 16 July 1977, MacKee 33500 ( NOU058095 !, L.2711324!, P04257743!, P04257744!) ; Koumac: Siounda , elev. 30 m, 13 May 1978, MacKee 35137 ( NOU058094 !, P04257737!) ; Paagoumène , elev. 100 m, 7 July 1978, MacKee 35402 (L.3735063!, P04260794!, P05236768!) ; Massif de Tiébaghi , elev. 5 m, 23 May 1980, McPherson 2709 ( NOU058093 !, P04456360!) ; Presqu'île de Pindai , elev. 5 m, 11 December 2003, Mouly 216 ( NOU050749 !) ; Ouéholle , 17 August 1967, Nothis 439 ( NOU058097 !, P04257742!) ; Paagoumène , 21 August 1967, Nothis 544 ( NOU058189 !, P04260814!) ; Rochers calcaires au-dessus de la Koumac, 20 December 1966, Schmid 1872 (P05391647!, P05391648!) ; Homedeboa , elev. 314 m, 20°44'5"S, 164°32'34"E, 12 September 2018, Vandrot 1450 ( NOU106034 !, P00936759!) GoogleMaps .

Alyxia paniensis Lannuzel , nom. nov., stat. nov., (urn:lsid:ipni.org:names:77336450-1). Alyxia loeseneriana var. macrocarpa Boiteau (1979: 450) . Holotype:— NEW CALEDONIA, Slopes of Mt Panié, elev. 1000–1200 m, 1 September 1958, MacKee 6414: P [P00143130!] ( Fig. 12 View FIGURE 12 )

Species circumscription:— This species was originally described as A. loeseneriana var. macrocarpa , based only on specimens with fruits. However, McPherson 17791 (NOU058367), with flowers, justifies raising this taxon to specific rank, with a new name due to the earlier name Alyxia macrocarpa Koord. Alyxia paniensis differs from A. loeseneriana by the ca. 8.5 mm long corolla tube vs 3–5 mm in A. loeseneriana , overall flowers ca. 13.5 mm long, and fruit articles 3.5–4 cm long, vs 1.5 cm long in A. loeseneriana .

Distribution and habitat:—This poorly known species occurs in the Mont Panié mountain range, in the Northeastern part of Grande Terre. It is known only from medium to high altitude (400–1200 m elev.) dense humid forests.

Phenology:— The only flowering specimen was collected in October. Fruiting specimens were collected in July, August, September, November and February.

Specimens examined:— NEW CALEDONIA: North province; Mt. Panié , elev. 400 m, 1 September 1958, MacKee 6414 (P00143130!) ; Mt. Panié, above Haut Coulna , elev. 895 m, 28 October 1999, McPherson & van der Werff 17791 ( MO1382522 !, NOU058367 !, NOU058367 !) ; Mont Colnett , elev. 1000 m, 29 October 2003, McPherson, Swenson & Mouly 19061 (L.3735011!, MO1939443 !, MO1939443!, NOU004372 !) ; Mt. Colnett , elev. 990 m, 1 November 2003, McPherson, Swenson & Mouly 19122 ( MO1939875 !, NOU004379 !, NOU004379 !) ; Mont Panié , elev. 900 m, 15 February 2006, Munzinger 3322 ( NOU012199 !) ; Mont Panié , elev. 1200 m, 6 July 1978, Sévenet-Pusset 1500 ( NOU058072 !) ; Mont Panié , elev. 1000 m, 7 September 1978, Sévenet-Pusset 1545 ( NOU058073 !, NOU058074 !, NOU058074 !) ; Mont Panié , elev. 800 m, 17 September 1981, Suprin 1412 ( NOU058075 !) ; Mont Panié , elev. 900 m, 7 July 1978, Veillon 3609 (L.2711016!, NOU058068 !, NOU058068 !, NOU058069 !) ; Ignambi, sentier vers Gomen , elev. 1000 m, 19 August 1965, Veillon 431 ( NOU058070 !)

Alyxia pseudoserpentina Boiteau ( 1979: 448) . Holotype:— NEW CALEDONIA, Bosquets des environs de Nouméa, September 1868, Balansa 221: P [P00072157!]; isotype: A [A00054878!]; P [P00072158!]; Z [Z-000030175!] ( Figs. 13 View FIGURE 13 , 15 View FIGURE 15 )

= Alyxia microcarpa Pancher ex Boiteau (1979: 449) View in CoL . Lectotype (designated here):— NEW CALEDONIA, dans les massifs, sur les coteaux argilo-schisteux, Pancher 308, P [P00072141!—left hand parts], syn. nov.

Species circumscription: — Alyxia pseudoserpentina View in CoL was considered as a distinct species by Boiteau (1979, 1981), and then included in A. tisserantii View in CoL by Middleton (2002). According to Boiteau’s (1981) key, the species was characterized, within the Globuliferae series, by subsessile axillary inflorescences, and small membraneous leaves. We confirm Boiteau’s conclusion, and circumscribed the species based on the short inflorescence peduncle (0.5–4 mm), and a corolla tube 2.6–3.6 mm long. It is similar to some forms of A. tisserantii View in CoL as circumscribed here, but differs from it by the shorter inflorescence primary axis (0.5–4 mm vs 4.2–12 mm), and longer corolla tube (2.6–3.6 mm vs 1.1–2.2 mm). Sterile material is also distinguishable by the very prominent nodes on stems and chartaceous leaves, instead of coriaceous ones in A. tisserantii View in CoL . Finally, this species is restricted to coastal dry forests on non-ultramafic substrates, while A. tisserantii View in CoL grows in ultramafic shrublands.

Distribution and habitat:— A. pseudoserpentina is found at low altitude (elev. 0–250 m) on the west coast of Grande Terre. It grows in sclerophyllous vegetations on non-ultramafic substrates.

Phenology:— From herbarium specimens, flowering and fruiting seems to be distributed all year round, but irregularly. Flowers were collected in February, March, April, July, August and December. Fruits were collected from September to April, and in July.

Notes:— Boiteau (1979) described the new species as Alyxia microcarpa based on Pancher’s manuscript note on a specimen’s label at P herbarium. At that time, Boiteau (1979) wrote “ Pancher 308, coteaux argilo-siliceux, environs de Nouméa, (holo-, P)”. Later, Boiteau (1981) added an isotype in Z as “TYPE: Pancher 308 (holo-, P!; iso-, Z)” being unclear if he had seen the Zurich specimen (without “!”). Middleton (2002) added several other isotypes respectively in A, K, MEL and P. Of the four sheets of Pancher 308 at P, two (P00156842! and P04225578!) do not bear the original Alyxia microcarpa name and can be discarded from original type material. On the two other sheets bearing Pancher’s manuscript name Alyxia microcarpa , P00156841! has several numbers (Musée Néocal. 117, Pancher 308 and V.[ieillard] 2969) and localities (Tanlé and Côteaux boisés) with a morphology not matching the protologue (e.g. lamina lineari) such that this sheet could be excluded from the type material. The last sheet P00072141! is the one most closely matching Boiteau’s protologue though it is not a perfect match because of several incongruences (e.g. côteaux argilo-siliceux versus côteaux argilo-schisteux, Environs de Nouméa versus Calédonie, Frutex scandens vel sarmentosus versus Petit arbre de 3 mètres ou arbre de 4 mètres, Corolla glabris versus Tube intérieurement velu sous le point d’insertion des étamines, fruit on the sheet versus no fruit description). Because Boiteau (1979) asserted that the species had been studied with living specimens in “Parc de Montravel (Nouméa)” and because he has speculated that this locality was most probably the one where Pancher collected the specimen, we can conclude that Boiteau’s protologue is based on both this Pancher sheet and in situ observations in Parc de Montravel. It could also be inferred that Boiteau overinterpreted Pancher’s label in correcting “côteaux argilo-schisteux” to “côteaux argilo-siliceux” and “Calédonie” to “Environs de Nouméa”. In addition P00072141 has three branches and two labels on it so it could be easily concluded that they represent at least two different gatherings based on label information, state of drying and morphology. Based on the morphology described in the protologue and based on Fig. 23.10 in Boiteau (1981: 119) who referred this drawing to Pancher 308, we can confidently select the two branches on the left of the sheet as the lectotype along with the upper label. The single fallen linear leaf in the pocket might also be considered as part of the lectotype. The fruit is not described in the protologue though the epithet name proposed by Pancher refers to a small fruit. The fruit articles in the pocket are related to the bottom label (“fruits noirs”) and most probably to the right branch. This label, fruits in the pocket and right branch thus represents a second gathering (a common practice at that time by Pancher, Deplanche and Vieillard- see Morat 2010, Lannuzel et al. 2022c) and so do not belong to the lectotype.

Pancher 308 specimens from A (A00054880), MEL (MEL727291), and Z (Z-000000963) seem to belong to one gathering, regarding the leaf shape and drying, but are different from P00072141, with shorter leaves. They are however very similar to P00156841 and probably represent the same collection. The specimen cited by Middleton (2002) at K could not be retrieved during this study. The specimen P00072141, narrower as defined here, is thus considered as the lectotype without any isolectotypes.

Specimen examined:— NEW CALEDONIA: North Province; Pouembout, conservatoire botanique de Tiéa, 3 August 2000, Dagostini 180 ( NOU058340 !, P05391646!) ; s.l., Deplanche 287 (P04260828!); Gatope , Godefroy 4581 (L.2699561!) ; Corne de Koumac, elev. 250 m, 10 July 1972, MacKee 25666 (P04260846!, P05236766!) ; Baaba, elev. 40 m, 28 July 2004, Munzinger 2383 ( NOU006843 !, P04551211!) ; s.l., Pancher 308 (A00054880!, MEL727291 !,Z-000000963!) ; Presqu'île de Pindaï, 1 July 1987, Veillon 6409 ( NOU058336 !) ; Pouembout: forêt Berton, elev. 20 m, 11 October 1988, Veillon 7022 ( NOU058339 !) ; Poum, Pointe Olan, elev. 10 m, 22 July 1997, Veillon 8001 (L.3729956!, NOU058224 !, P04220392!) ; Gatope , 1861, Vieillard 2967 (P04220356!) ; Balade , 1855, Vieillard 953 (P04220383!) ; South Province; Bosquets des environs de Nouméa, Balansa 221 (A00054878!, L.3729893!, P00072157!, P00072158!) ; Nouméa, dans les bois, 1 December 1868, Balansa 1405 (P04225807!, P04225808!, P04225809!) ; Ouen Toro, 27 July 1950, Baumann-Bodenheim 5024 (P04225788!, US2316448 !) ; Ile Moro, 5 March 1951, Baumann-Bodenheim 11103 (L.3718461!, P04260819!) ; Ouen Toro, 17 May 1951, Baumann-Bodenheim 13340 (L.2702472!, L.3729891!, L.3729892!, P04260818!, US2316654 !) ; s.l., elev. 100 m, 1 March 1901, Cribs 1208 (P04226183!) ; Gouaro Deva, 13 October 2005, Dagostini 976 ( NOU009447 !) ; Caricaté St Vincent, 13 December 1924, Däniker 766 (L.2699525!, P04260830!) ; Pointe Noire Boulouparis, elev. 50 m, 21°56'26''S, 166°1'48''E, 1 August 2015, Fleurot 77 ( NOU082018 !) GoogleMaps ; Presqu’ile Ducos, 28 February 1951, Guillaumin 11059 (L.2699560!, L.3729896!, P04260827!, WAG.1475203!, US2316580 !) ; Ile Moro, 6 March 1951, Guillaumin , Baumann-Bodenheim & Hürlimann 11145 (L.3735041!, P04260820!, US2316584 !) ; Porokoué, 19 February 2007, Hequet 3579 ( NOU016928 !, P04551216!) ; Gouaro Deva, Pic Deva, 21°33'38''S, 165°18'50''E, 14 November 2009, Hequet 3810 ( NOU052814 !) GoogleMaps ; Ilot montagnès, 5 September 1988, Jaffré 2982 ( NOU058227 !, P04260826!) ; Ste Marie , près Nouméa, 1903, Le Rat 325 (P04225711!) ; Anse Vata, 23 January 1955, MacKee 1975 ( BISH130275 !, L.2699530!, P04260831!, US2187151 !) ; Nouméa: Parc forestier Montravel, elev. 30 m, 2 March 1965, MacKee 12177 (L.2702487!, MO1114215 !, NOU058345 !, P04225753!) ; Nouméa: Montravel (Parc forestier), elev. 50 m, 12 March 1966, MacKee 14527 (L.2699524!, P04225748!) ; Nouméa: Presqu’Ile Ducos Koumourou, elev. 50 m, 14 April 1970, MacKee 21784 ( NOU058228 !, P04260829!) ; Nouméa: Parc forestier Montravel, elev. 50 m, 9 August 1971, MacKee 24049 (L.2699545!, MO1114208 !, P04225592!, WAG.1475211!) ; Nouméa: Baie Tina, elev. 10 m, 24 July 1973, MacKee 26983 (L.2699509!, NOU058237 !, P04225589!) ; Nouméa: Baie Tina, elev. 10 m, 24 March 1974, MacKee 28361 (L.2699507!, MO1114217 !, P04225586!) ; Nouméa: Ouen Toro, elev. 50 m, 15 February 1975, MacKee 29764 ( MO1114216 !, L.2702488!, P04225585!) ; Bouloupari: Ile Leprédour, elev. 200 m, 28 April 1978, MacKee 35059 (L.2702467!, P04225544!, P04551327!) ; Païta: Ngoué, elev. 50 m, 9 March 1980, MacKee 37888 (L.2702440!, NOU058229 !, P04260822!, P04551289!) ; Bourail: Les Montagnes Blanches, elev. 250 m, 11 February 1981, MacKee 38739 (P04225540!) ; Bourail: Les Montagnes Blanches, 11 February 1981, MacKee 38743 ( NOU058285 !) ; Ile Nou: Mt. Téréka, elev. 100 m, 26 January 1983, MacKee 41194 (P04225603!) ; La Foa: Ile Isié, elev. 10 m, 20 September 1985, MacKee 42831 (L.2702426!, NOU058222 !, P04260821!, P05236822!) ; La Foa: Ile Isié, elev. 10 m, 20 September 1985, MacKee 42833 (L.2702476!, NOU058342 !, P04226229!) ; Tontouta: Uitoé, elev. 60 m, 19 November 1986, MacKee 43353 ( NOU058225 !, P04225604!) ; Côteaux boisés, Pancher 308 (P00072141!, P00156841!) ; Nouméa , Pancher 577 (P04225571!, P04236771!) ; Côteaux boisés, Pancher s.n. (P00072142!, P04225568!, P04225569!, P04225570!) ; Montravel, 14 February 1965, Schmid 86 ( NOU058343 !) ; Lepredour, 23 May 2002, Suprin 2651 ( NOU001580 !) ; Ile Lepredour, 21 December 1977, Veillon 3431 (L.2702473!, NOU058347 !, P04236831!, P04260852!, P04551326!, P05236767!) ; Ile Leprédour, 28 July 1988, Veillon 6855 ( NOU058346 !) ; Bourail: embouchure de la deva, elev. 130 m, 11 December 1990, Veillon 7286 ( NOU058230 !, P04220396!) ; Moindou, elev. 30 m, 29 November 1995, Veillon 7882 ( NOU058284 !) ; Port de France , 1855, Vieillard 956 (P04226177!, P04226178!, P04226179!) ; Nouméa, Port Despointes, elev. 40 m, 14 November 1942, Virot 808 (P04220377!) ; Port-Despointes, elev. 50 m, 21 November 1942, Virot 845 (P04220378!) ; Bois de Port-Despointes, elev. 30 m, 13 December 1942, Virot 915 (P04220376!) .

Alyxia rosmarinifolia (Baill.) Guillaumin (1941: 366) . Gynopogon rosmarinifolius (“rosmarinifolium”) Baillon (1889: 782). Lectotype (designated by Middleton (2002: 66):— NEW CALEDONIA, Baie de Canala, sur les collines éruptives, 29 June 1869, Balansa 2428: P [P00156839!]; isolectotype: P [P00156840!], K [K00894172!] ( Figs. 14 View FIGURE 14 , 15 View FIGURE 15 )

Species circumscription: — Alyxia rosmarinifolia was considered a synonym of Alyxia tisserantii by both Boiteau (1981) and Middleton (2002). We propose to recognise this name as a valid species. Alyxia rosmarinifolia is close to A. dolioliflora on the basis of sterile material because of its leaf shape. However, A. rosmarinifolia has flowers with a corolla tube 0.9–2 mm long, vs 2.5–4.1 mm long for A. dolioliflora . Its fruit articles are also of spherical shape, while A. dolioliflora has ovoid fruit articles. Finally, A. rosmarinifolia is found between 800 and 1000 m elev. in its only present day known location (Mont Do, south of Grande Terre), while A. dolioliflora grows in low altitude maquis in the Northwestern ultramafic maquis of Grande Terre. The species is also very similar to Alyxia minimiflora described here, but differs from it by being entirely glabrous, and having flower borne on inflorescences with a primary axis ca. 3.7 mm (vs 1 mm in A. minimiflora ), and longer pedicels (up to 2 mm). Since Balansa’s original collection (only fruiting material), no further specimen of this species has been collected in the type locality (Baie de Canala, sur les collines éruptives). We have some doubts because of locality disjunction between Baie de Canala and Mont Do about identifying the specimens from the latter locality under A. rosmarinifolia . But, at this stage, this seems the best option instead of resurrecting a possibly extinct species and describing a new narrow range one from Mont Do.

Distribution and habitat:— The only known population of A. rosmarinifolia occurs on top of Mont Do, in the southern part of Grande Terre. It grows in open herbaceous maquis, on peridotite rocks, between 800 and 1000 m elev.

Phenology:— From herbarium specimens and available pictures, the species is flowering in October and November. Fruits were observed in November, March, April, and June.

Notes:— The isolectotype held in K (K00894172) has “Nouméa” written on the label, as the locality. It carries the same Balansa collection number, however, and regarding shape and drying, is the same plant as the ones at P. Although the original label is Balansa’s one, hand-written entries (name, locality and number) are not from Balansa. In fact, the handwritten number is the same as the P isolectotype and not the same as the P lectotype, the latter being written by Balansa himself. In addition to the name, the locality and number were most likely written by Guillaumin when he published the invalid combination for the first time ( Guillaumin 1911: 194) and before the specimen was sent to K.

Specimens examined:— NEW CALEDONIA; South Province; Mont Do , elev. 950 m, 21°45'28"S, 166°0'06"E, 20 April 2021, Lannuzel 431 ( NOU108249 !) GoogleMaps ; Crête sommet Mt. Do, elev. 900 m, 28 November 1966, MacKee 15975 (L.2699553!, MO1114544 !, NOU058322 !, P04225751!) ; Mt. Do , elev. 900 m, 23 March 1977, MacKee 32938 ( NOU058325 !, P04225542!) ; Mont Do, elev. 800 m, 21 October 1975, Sévenet 1075 ( NOU058320 !, NOU058321 !, P04225557!, P04225558!) ; Mont Do , elev. 800–1000 m, 28 November 1966, Veillon 941 (L.3729837!, NOU058324 !, P04220405!) .

Alyxia spathulata Guillaumin ( 1957: 80) . Lectotype (designated by Boiteau (1981:121):— NEW CALEDONIA, Ile des Pins , Germain s.n.: P [P00072149!]; isolectotype P [P00625016!] ( Figs. 16 View FIGURE 16 , 18 View FIGURE 18 )

Species circumscription: — Alyxia spathulata was considered as a distinct species by Boiteau (1981) and then as a synonym of A. tisserantii by Middleton (2002). While narrowing the concept of A. tisserantii , we choose to follow Boiteau and consider A. spathulata as a species readily distinguishable by its smaller oblong to spathulate leaves (1.3–2.1 cm), short corolla tube (0.7–1.6 mm), and blackish bark. Further, all specimens come from the Pic N’Ga hill, on the Isle of Pines, where no A. tisserantii specimen is found, and where all specimens are very stable in leaf and fruit shapes.

Distribution and habitat:— A. spathulata is only known from Pic N’Ga, on the Isle of Pines. It grows at low altitude (50–150 m elev.) in shrublands on ultramafic substrates.

Phenology:— From herbarium specimens and pictures, flowers of A. spathulata can be seen in January and June. Fruits are known from May to November.

Specimens examined:— NEW CALEDONIA; South Province; Ile des Pins : Pic N'Ga, 26 May 1951, Baumann-Bodenheim 13487 (L.3735043!, P04236779!, US2316656 !) ; Pic N'Ga, Ile des Pins , 26 May 1951, Baumann-Bodenheim 13499 (L.3735052!, P04236780!, US2316658 !) ; Pic N'ga ( Ile des Pins ), 26 May 1951, Baumann-Bodenheim 13503 (L.3735042!, P04236781!, US2316659 !) ; Ile des Pins : Pic Nga, 29 May 1951, Baumann-Bodenheim 13677 (P04236783!) ; Pic N'Ga, Ile des Pins , 29 May 1951, Baumann-Bodenheim 13681 (L.3735036!, P04236782!, US2316667 !) ; Pic Nga , 29 May 1951, Baumann-Bodenheim 13689 (P00156846!, US2316668!image) ; Ile des Pins , Pic N'Ga, 29 May 1951, Baumann-Bodenheim 13731 (P04236777!) ; Ile des Pins ( Kunié ), Pic Nga, elev. 150 m, 18 July 1965, Bernardi 10051 (L.2702448!, P04236796!) ; Ile des Pins , Germain s.n. (P00072149!, P00625016!) ; Ile des Pins : sommet du Pic N’Ga, 27 July 1980, Hoff 2467 ( NOU058264 !) ; Ile des Pins : Pic Nga, 25 November 1977, Jaffré 2082 ( NOU058266 !, P04236769!, P05236823!) ; Ile des Pins : Pic Nga, 25 November 1977, Jaffré 2084 ( NOU058267 !, P04236803!) ; Ile des Pins: Mt. Nga , elev. 100 m, 5 August 1956, MacKee 5027 (P04236778!) ; Ile des Pins: Mt. Nga , elev. 100 m, 05 August 1956, MacKee 5028 (P04226193!, L.2702444!) ; Ile des Pins: Pic Nga , elev. 150 m, 18 July 1965, MacKee 13101 (P04236795!, P04236799!) ; Ile des Pins: Plateau Méréque , elev. 50 m, 7 June 1966, MacKee 15060 (L.3729842!, P04236801!) ; Ile des Pins : Pic Nga, elev. 50 m, 14 October 1966, MacKee 15823 (P04236800!) ; Pic N’Ga , 23 November 1977, Morat 5731 ( NOU058195 !, P04226212!) ; Pic N’Ga , 23 November 1977, Morat 5743 ( NOU058196 !, P04226211!, P04551308!) ; Ile des Pins : Pic Nga, 9 June 1967, Schmid 2058 ( NOU058316 !, P04236798!) ; Ile des Pins : Pic Nga, 9 June 1967, Schmid 2059 ( NOU058317 !, P04226206!) ; Ile des Pins : Pic Nga, 9 June 1967, Schmid 2060 ( NOU058318 !, P04236797!) ; Ile des Pins : Pic Nga, 9 June 1967, Schmid 2061 ( NOU058265 !) ; Ile des Pins : plateau, 9 September 1975, Sévenet 1050 ( NOU058315 !) ; versants du Pic N’ga (île des Pins), elev. 50 m, 1 March 1943, Virot 1077 (P04236775!).

Alyxia tisserantii Montrouzier ( 1860: 233) . Neotype (designated by Middleton (2002: 66):— NEW CALEDONIA, Ile Art : Plateau Nord, elev. 200 m, 10 December 1975, MacKee 30500: L [L 26699537!]; isoneotype: K, NOU [ NOU058172 !]; P [P04260837!] ( Figs. 17 View FIGURE 17 , 18 View FIGURE 18 )

= Alyxia affinis Van Heurck & Müller Argoviensis (1871: 193) . Holotype:— NEW CALEDONIA, Gatope, Vieillard 958: AWH [AWH12555284!]; isotype: P [P00143134; P00143135]. Pulassarium affine (Van Heurck & Müll.Arg.) Kuntze (1891: 417) .

= Alyxia breviflora Van Heurck & MüllerArgoviensis (1871: 195) . Holotype:— NEW CALEDONIA, Gatope , Vieillard 952: AWH [AWH12555291!]; isotypes: BM [BM000508454!], K [ K000894169 !], P [P00156867!; P00156868!]. Pulassarium breviflorum (Van Heurck & Müll.Arg.) Kuntze (1891: 417) .

= Alyxia discolor Boiteau (1979: 449) View in CoL . Holotype:— NEW CALEDONIA, embouchure du Dothio, December 1871, Balansa 3473: P [P00072134!]; isotypes: A [A00054887!]; P [P00072135!]; Z [Z-000000950!]

= Alyxia disphaerocarpa Van Heurck & Müll. View in CoL in Müller Argoviensis (1870: 169). Lectotype (designated here):— NEW CALEDONIA, Pum [Poum] Tanlé, Deplanche [Vieillard 951]: AWH [AWH12555253!—lower left hand plant]; isolectotypes (see notes): G [G00169235!, G00169234!—left hand plant], L [L004696!, L0064516!—upper plant], NY [NY345469!—right hand specimen], K [ K000894170 !—lower right hand plant], P [P00156872!—left hand plant, P00156874!—left hand upper and lower plants], W [W 1889-0036663—left hand plant], Z [Z-000000949!]. Pulassarium disphaerocarpum (Van Heurck & Müll.Arg.) Kuntze (1891: 417) View in CoL .

= Alyxia microbuxus (Baill.) Guillaumin (1941: 366)) View in CoL . Gynopogon microbuxus Baillon (1889: 776) View in CoL . Lectotype (designated by Boiteau (1981: 124):— NEW CALEDONIA, 1862, Pancher s.n.: P [P00072142!]

Species circumscription:— Alyxia tisserantii View in CoL is most similar to Alyxia dolioliflora View in CoL by its reddish bark and sometimes almost linear leaves, but differs by fruits composed of several (2 to 4–6) spherical articles, 3.7–5 × 3.7–4.4 mm vs

fruits composed of 1–2 ovoid articles 8–9.5 × 4.7–6.5 mm. It is also close to A. pseudoserpentina by the general morphology and habit, as well as leaf shape. However, it differs by longer peduncles (4.2–12 mm vs 0.5–4.1 mm

in A. pseudoserpentina ) and a shorter corolla tube of 1.1–2.2 mm, almost equal to the corolla lobes, while A.

pseudoserpentina has the corolla tube almost twicethe length of the lobes. A. pseudoserpentina is also different by its grayish bark and prominent nodes.

Distribution and habitat:— The species is widely distributed on ultramafic substrates on Grande Terre, from Belep islands to the South of Grande Terre. It grows mainly in shrublands from low to high altitude (10–1000 m elev.).

Phenology:— From herbarium specimens and picture available, the species flowers and fructifies all year round.

Notes:—Typification of Alyxia affinis . The specimen P04220365 is not considered as belonging to the type material because it is said to be collected in Nouméa. P04220363 labeled as Vieillard 958 is most probably a Pancher specimen numbered by Pancher according to “Vieillard’s species n° 958”. The specimen BM000508400 is a flowering one (the other original type materials are fruiting ones), most probably collected by Pancher and without locality, so it can be discarded from type material. The K (K000894168) specimen should also be rejected from the type material because it was treated at Caen herbarium (CN) by Lenormand, who is known to have mixed specimens and labels. This specimen actually belongs to A. celastrinea .

Typification of Alyxia breviflora . There are several specimens labeled as Vieillard 952 in numerous herbaria. At P, three (P04220382, P04220384, P04220385) were collected in Balade during the period 1855–1860 (as against “Gatope 1861–1867” for the AWH specimen) so they are not types. P04260777 was originally labeled Vieillard 952 from Gatope and a second label most probably added by Lenormand in Caen says it is from Balade so this specimen could be considered as an isolectotype. P00156868’s label (probably not Vieillard’s handwriting) does not say it is a Vieillard specimen collected in 1861–1867 but is congruent (phenology, shape of the leaves, state of drying) with the lectotype and is most probably an isolectotype. P00156867, K000894169 and the BM specimen also match the protologue and can be considered as isolectotypes.

Typification of A. disphaerocarpa . In the initial protologue van Heurck and Müller Argoviensis (1870) described A. disphaerocarpa from Vieillard 951 in New Caledonia but they (van Heurck and Müller Argoviensis 1871) later refined the locality as “Pum et Tanlé” in their own herbarium. Middleton (2002: 70) recognized AWH12555253 was a mixed specimen with several plants on it and chose the holotype as probably being only the lower left-hand branch. We agree with Middleton but because it is a mixed specimen it should be lectotypified. The lower left-hand branch is preferred because it is the only one with fruits so it most closely matches epithet’s name. Here, it is important to note that this branch bears a Deplanche 1861–67 label numbered “ 951 Vieill. (205 Depl.?)” from “Pum, Tanlé” while the other label is a Vieillard one from Gatope numbered 2968. And to the best of our knowledge, only Deplanche has visited Tanlé islet. In our opinion, the lectotype is therefore a Deplanche specimen he numbered according to “Vieillard n°951 species”. Middleton (2002) also found numerous isotypes in many herbaria (A, BR, G, K, L, NY, P, W, Z). Among the ones to which we had access, L0004669, the top sterile branch of L0064516, the two branches on the left hand of P00156874, the right hand branch of A00054882, the two fruiting branches on the left hand of G00169234, G00169235 (collected in 1868), the left hand branch of W 1889-003666 and Z-000000949 could reasonably be considered as isolectotypes. BR0000006956394, G00169233, K000864171, NY 00345468, NY 00345469, P00156869, P00156870, P00156871, P00156872, P00156873 are not considered as isolectotypes because either they are Vieillard or Mus. Néocal. specimens, sterile, bear flowers, have narrower leaves or a different state of drying. P00156875 [MuséeNéo. Cal. 116 (Vieillard 951 and Deplanche205?)] is probably not a Deplanche specimen and not dated 1861–1867.

Specimens examined:— NEW CALEDONIA; North Province; À L’Embouchure de la Rivière D’Ouaïlou, Balansa 2432 (P04225795!, P04225796!, P04225799!, P04236805!) ; Canala , 1 November 1869, Balansa 2432a (P04260835!, P04260838!, P04260839!) ; Mt. Koniambo , 21 December 1950, Baumann-Bodenheim & Guillaumin 9500 (L.3735044!, P04225734!) ; Dôme de la Tiébaghi, elev. 600 m, 17 August 1965, Bernardi 10293 (L.2699513!, P04225773!); Col d’Amos , elev. 150 m, 18August 1965, Bernardi 10335 (L.2699512!, P04225774!) ; Poro , 27 October 1977, Bourret 1380 ( NOU058159 !) ; Néaria , elev. 100 m, March 1901, Cribs 1208 (P04225763!, P04225764!) ; Pouembout , conservatoire botanique de Tiéa, 3 August 2000, Dagostini 181 ( NOU058337 !) ; Méré, Poro-Kouaoua , 3 September 2003, Dagostini 720 ( NOU001275 !) ; Baie d’Urville , 1 May 1869, Delacour s.n. (P04225766!, P05236785!) ; s.l., 1861, Deplanche 205 (P04225770!, P04226185!); Gatope , 1861, Deplanche 429 [Vieillard 2969] (P04220357!) ; Ile Art , elev. 200 m, 19°41'58''S, 163°38'42''E, 25 April 2017, Gâteblé 857 ( NOU105131 !) GoogleMaps ; Ile Art , elev. 200 m, 19°41'58"S, 163°38'42"E, 25 April 2017, Gâteblé 870 ( NOU105117 !) GoogleMaps ; s.l., Godefroy s.n. (L.2699541!); Ouest du Dôme de Tiébaghi , 9 November 1980, Hoff 3128 ( NOU058236 !, P04225721!); (Haute Tipindjé) vallée de la Paoué, elev. 500 m, 13 April 1951, Hürlimann 1165 (P04225729!); Mt. Poudéhoume , elev. 180 m, 23 July 1951, Hürlimann 1624 (P04225730!, US2316431 !) ; Région de Poro, Mine «Cyclone», elev. 250 m, 6 May 1969, Jaffré 223 ( NOU058314 !, P04236832!) ; Dôme de Tiébaghi , elev. 350 m, 15 October 1975, Jaffré 1384 ( NOU058319 !, P04260834!) ; Ile Art: plateau Nord , 9 December 1975, Jaffré 1545 ( NOU058188 !, P04260776!) ; Ile Art: plateau Nord , 9 December 1975, Jaffré 1558 ( NOU058187 !, P04260775!) ; Ile Art: plateau Nord , 10 December 1975, Jaffré 1664 ( NOU058174 !, P04260779!) ; Tiébaghi , 6 May 1978, Jaffré 2471 ( NOU058200 !) ; Troulala , elev. 160 m, 20°37'53''S, 164°22'22''E, 9 January 2018, Lannuzel 128 ( NOU089019 !) GoogleMaps ; s.l., Le Rat 773 (P04260773!); Paagoumène , elev. 50 m, 12 November 1965, MacKee 13887 (P04225755!) ; Montagne de Poum , elev. 380 m, 11 May 1966, MacKee 14987 ( NOU058243 !, P04226202!, P05236765!, US3669592!image) ; Sommet Nord du Mt Kaala, elev. 1000 m, 25 December 1966, MacKee 16127 (P04225817!); Paagoumène , elev. 5 m, 20 April 1967, MacKee 16603 (P04225815!) ; Pente Ouest du Mt Ouazangou, elev. 100 m, 19 June 1967, MacKee 16935 (L.2699554!, NOU058175 !, P04236807!) ; Houaïlou - Cap Bocage , elev. 150 m, 1 May 1968, MacKee 18753 (L.3729839!, NOU058246 !, P04236785!) ; Houaïlou , presqu'île de Ba, elev. 200 m, 24 September 1969, MacKee 20866 (L.3729840!, L.3729841!, NOU058255 !, P04236784!) ; Taom Mt Homédéboa , elev. 800 m, 16 October 1969, MacKee 20993 (L.2702414!, NOU058208 !, P04236859!) ; Ile Yandé: Oumbaïna , elev. 50 m, 7 October 1970, MacKee 22705 ( NOU058269 !, P04225600!) ; Poum, Titch , elev. 2 m, 5 January 1971, MacKee 23132 ( NOU058176 !, P04260833!) ; Poum, Titch , elev. 20 m, 5 January 1971, MacKee 23144 ( NOU058258 !, P04236790!) ; Néhoué , elev. 30 m, 18 September 1973, MacKee 27369 (L.3718454!, P04225590!) ; Houailou : Nessakouya, MacKee 29630 (L.2702449!) ; Poindimié: Povila , elev. 200 m, 21 March 1975, MacKee 29862 ( BISH746230 !, L.2702477!, NOU058249 !, P04260861!) ; Plateau N Ile Art, elev. 150 m, 8 December 1975, MacKee 30403 (P04225549!); Plateau N Ile Art, elev. 150 m, 8 December 1975, MacKee 30416 (L.2702463!, NOU058256 !, P04225545!, P05236809!) ; Plateau N de l'Ile Art, elev. 220 m, 9 December 1975, MacKee 30439 (L.2702437!, NOU058177 !, P04260836!) ; Plateau N Ile Art, elev. 200 m, 10 December 1975, MacKee 30500 (L.2699537!, NOU058172 !, P04260837!) ; Pouembout , elev. 30 m, 9 March 1976, MacKee 30844 (L.2699517!, NOU058220 !, P04225541!) ; Poum: Ile Tanlé ,elev. 140 m, 16February1977, MacKee 32818 (L.2699555!, MO1114599 !, NOU058169 !, P04225551!) ; Dent de Poya ( Versant Nord-Ouest ), elev. 200 m, 14 August 1977, MacKee 33632 (L.2702442!, NOU058203 !, P04236845!) ; Dent de Poya , elev. 500 m, 14 August 1977, MacKee 33641 (P04236847!) ; Dent de Poya , elev. 500 m, 14 August 1977, MacKee 33644 (L.2702455!, NOU058282 !, P04236843!, P05236775!) ; Base NE Dôme Tiébaghi, elev. 100 m, 11 May 1978, MacKee 35122 (P04236794!); Paagoumène , elev. 10 m, 9 May 1979, MacKee 36867 (L.2702425!, NOU058207 !, P04236793!) ; Paagoumène , elev. 10 m, 9 May 1979, MacKee 36869 (L.2702439!, NOU058312 !, P04236791!, P05236824!) ; Radio Tower Overlooking Houaïlou , 20 October 1980, McPherson 3265 ( MO1113727 !, NOU058247 !, P04236827!) ; Tiébaghi Massif , elev. 150 m, 22 December 1983, McPherson 6201 ( MO420941 !, NOU058268 !, P04225573!) ; Ile Art , 1860, Montrouzier 156 (P00072146!) ; s.l., Mueller s.n. (P04225575!); Massif Onajiele , 20°46'42"S, 164°28'4"E, 16 September 2016, Munzinger (leg. Scopetra) 7856 ( MPU640690 !) GoogleMaps ; s.l., Pancher s.n. (L.2699534!, P04225572!, P04260853!); Auf den Bergen bei Paita., Schlechter 14863 (E00098792!, L.2699528!); Pied de la Tiébaghi, 1 February 1969, Schmid 2682 (P04226204!, P04551235!); Montagne des Sources , elev. 600 m, 10 March 1965, Schmid 96 (P04551233!) ; Plaine des Gaïacs , 3 November 1975, Sévenet & Boiteau 1087 (P04225556!) ; Dôme de Tiébaghi , 4 November 1975, Sévenet & Boiteau 1113 ( NOU058286 !, P04225552!) ; Mt Tiébaghi , 5 November 1975, Sévenet & Boiteau 1116 (P04225553!) ; Paagoumène , 24 November 1967, Sévenet 39 S (P04551182!) ; Col de Parari - Ouégoa , elev. 270 m, 27 November 1967, Sévenet 48 S (P04551230!) ; Boulinda , elev. 250 m, 10 March 1964, Stauffer, Blanchon & Boulet 5787 ( NOU058183 !, P04225554!) ; Montagne de Poum , 25 March 1982, Suprin 1750 (P04226205!) ; Dôme de Tiébaghi , elev. 550 m, 17 August 1965, Veillon 352 ( NOU058205 !) ; Dôme de Tiébaghi , elev. 550 m, 17 August 1965, Veillon 352 (P04220404!) ; Ile Yandé: centre Ouest , 23 August 1978, Veillon 3660 ( NOU058335 !, P04260790!, P05236781!) ; Paagoumène Site de L’Usine , 13 May 1981, Veillon 4488 ( NOU058029 !, NOU058030 !) ; Poya: piste de la mine St. Louis , 2 December 1982, Veillon 5351 ( NOU058241 !, P04260854!, P05236782!) ; Balade , 1855, Vieillard 951 (P04220387!, P04220389!, P04236786!, P04236787!) ; Balade , 1855, Vieillard 952 (P04220382!, P04220384!, P04220385!, P04260777!) ; Gatope , December 1868, Vieillard 2968 (P04226174!, P04236772!, P04236773!, P04236774!) ; s.l., Vieillard 2969 (P04220354!, P04225762!); South Province; Baie de Prony , 1 October 1910, d’Alleizette s.n. (P04260771!) ; Bords de la Kouvélée, 30 January 1869, Balansa 1405a (P04225813!); s.l., Anderson s.n. ( BM000508524 !) ; s.l., Balansa 2432 a (L.2699549!); Collines ferrugineuses à l’embouchure du Dothio, Balansa 3473 (A00054887!, P00072134!, P00072135!) ; Tontouta , 29 May 1975, Debray 2305 (P04236802!) ; Tupiti , 1861, Deplanche 429 [Vieillard 2969] (P04220388!, P04220391!, P04225761!) ; Région de Nouméa , 1910, Godefroy 111 NC (P04260772!) ; Baie des Pirogues, Guillaumin , Baumann-Bodenheim, Hürlimann 15817 (L.3735038!, US2316792 !) ; Col de Plum , Guillaumin, Baumann-Bodenheim & Hürlimann 5571 (L.3735037!) ; Rivière des Lacs, Guillaumin & Baumann-Bodenheim 6652 (L.3718453!) ; Mt Dore, Guillaumin & Baumann-Bodenheim 7959 ( US2316499 !) ; Mont Dzumac , elev. 100 m, 25 November 1979, Hartley 15102 (L.2699551!, NOU058252 !) ; Baie des Pirogues , elev. 60 m, 17 December 1950, Hürlimann 411 (P04225723!) ; Mine du Plateau Supérieur au Dessus Du Belvédère , 3 April 1969, Jaffré 189 ( NOU058288 !, P04226169!) ; Secteur du Mont Dore, 4 January 1978, Jaffré 2122 ( NOU058272 !) ; Col de plum, 28 October 1970, Jaffré 419 ( NOU058271 !) ; Route de Bourail à Kua , 1 July 1904, Le Rat 2408 (P04236804!) ; Vallée de la Dumbéa, elev. 100 m, 17 March 1956, MacKee 4073 (L.2702424!, P04236851!); Haute Vallée Tontouta: ancienne Mine Galliéni , elev. 400 m, 14 October 1956, MacKee 5442 (L.2702484!, P04226173!) ; Ouroué , elev. 10 m, 20 October 1965, MacKee 13625 (P04225752 ; Ouroué , 20 April 1967, MacKee 16697 (L.2702479!) ; Ouroué , elev. 10 m, 6 December 1965, MacKee 14006 (L.3729838!, P04236833!) ; Basse Vallée de Thio , elev. 10 m, 25 February 1966, MacKee 14475 (P05236810!) ; Basse Vallée de Thio , elev. 10 m, 25 February 1966, MacKee 14475 ( BISH745434 !, L.2702443!, NOU058242 !, P04225747!)) ; Ouroué , 8 August 1906, MacKee 15476 (L.2702482!, NOU058211 !, P04260815!) ; Ouroué , elev. 300 m, 30 April 1967, MacKee 16697 ( NOU058210 !, P04260825!) ; Route de Yaté: Mt. Kouanenoa , elev. 250 m, 11 March 1969, MacKee 20277 ( NOU058330 !, P04260844!) ; Vallée de la Dumbéa, elev. 30 m, 1 July 1974, MacKee 28866 (L.2702464!, P04225588!); Vallée de la Dumbéa, elev. 30 m, 29 February 1976, MacKee 30786 ( BISH745305 !, L.2702468!, NOU058254 !, P04225547!, P04551239!) ; Dumbéa , elev. 50 m, 30 July 1984, MacKee 42079 ( NOU058262 !, P04236835!, P04551205!) ; Along road from Dumbéa river valley towards Mt Dzumac , elev. 300 m, 25 November 1979, McPherson 2148 ( NOU058292 !, P04236810!) ; Vallée de la Tontouta, 11 March 2007, Munzinger 4201 ( NOU017409 !, P04551212!) ; Auf den Bergen bei Païta , elev. 200m, 1 October 1902, Schlechter 14863 (L.2699527!, P04225562!) ; Port Bouquet. Ilôt Toupeti , face N.E, 3 June 1982, Suprin 1899 ( NOU058281 !) ; Cours moyen de la Dumbéa, 16 September 1980, Suprin 675 ( NOU058197 !) ; Port de France , 1855, Vieillard 954 (P04260774!, P04260778!) .

NOU

Institut de Recherche pour le Développement

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Gentianales

Family

Apocynaceae

Genus

Alyxia

Loc

Alyxia minimiflora Lannuzel

Lannuzel, Guillaume, Munzinger, Jérôme, Vandrot, Hervé & Gâteblé, Gildas 2024
2024
Loc

Alyxia microcarpa Pancher ex Boiteau (1979: 449)

Boiteau, P. & Allorge, L. 1979: )
1979
Loc

Alyxia discolor

Boiteau, P. & Allorge, L. 1979: )
1979
Loc

Alyxia microbuxus (Baill.)

Boiteau, P. 1981: 124
Guillaumin, A. 1941: ))
Baillon, H. 1889: )
1941
Loc

Alyxia disphaerocarpa Van Heurck & Müll.

Kuntze, O. 1891: )
1891
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