Gaultheria
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publication ID |
https://doi.org/ 10.11646/phytotaxa.595.1.3 |
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DOI |
https://doi.org/10.5281/zenodo.7896567 |
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persistent identifier |
https://treatment.plazi.org/id/03953C38-FFBD-FFD5-1AB9-1480FA08FD16 |
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treatment provided by |
Plazi |
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scientific name |
Gaultheria |
| status |
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Key to the species of Gaultheria View in CoL View at ENA from Myanmar
1. Inflorescences always 1-flowered; larger leaf blades 0.15–1.5 × 0.1–0.9 cm (0.6–2.1 × 0.5–1.9 cm in G. nummularioides View in CoL ).
2. Bracteoles more than 2, not apical; corolla inside pubescent; filaments pubescent ................................. G. nummularioides View in CoL
2. Bracteoles 2, apical; corolla and filaments glabrous.
3. Branchlets long trailing; calyx lobes and corolla lobes 4; calyx at fruiting red ............................. G. suborbicularis View in CoL
3. Branchlets not long trailing; calyx lobes and corolla lobes 5 (rarely 4 in G. hypochlora View in CoL and G. sinensis View in CoL ); calyx at fruiting blue, white, or rarely pinkish white or pink.
4. Calyx and often bracteoles ciliolate at apex (cilia often visible on fruiting calyx lobes as well).
5. Longer leaf blades elliptic to slightly obovate, 3.1–5.7 mm wide, abaxial setae 1 to ca. 23 situated along or near midvein, midvein thickened abaxially immediately below apical gland; flowering calyx red or green flushed red; fruiting calyx crateriform to broadly cupuliform ....... G. ciliisepala View in CoL
5. Longer leaf blades obovate to broadly obovate, 4.5–7.2 mm wide, abaxial setae 4 to ca. 100 situated along midvein and usually spread across surface often to near margin, midvein usually not thickened or occasionally thickened abaxially immediately below apical gland; flowering calyx green; fruiting calyx broadly turbinate or rarely broadly cupuliform.......................... G. hypochlora View in CoL
4. Calyx and bracteoles eciliolate.
6. Fruiting calyx white.
7. Leaf blades 2–3 mm long; overwintering flower bud pedicels 0.1–0.2 mm long; capsule maroon ....................................................................................... G. bryoides View in CoL
7. Leaf blades 6–14 mm long; overwintering flower bud pedicels 0.9–2.4 mm long; capsule green (color unknown in G. thymifolia View in CoL ).
8. Corolla urceolate, lobes 0.5–0.9 × 0.4–0.9 mm; anther cells 0.8–1.0 mm long, awns 0.5–0.6 mm long; style 2.5–3.0 mm long; fruiting calyx 8–11 × 7–8 mm ................................................................................ G. cardiosepala View in CoL
8. Corolla campanulate, lobes 1–3 × 1–2 mm; anther cells 0.4–0.7 mm long, awns 0.2–0.3 mm long; style ca. 1.5 mm long; fruiting calyx 6–8 × 8–11 mm ............................................................................................ G. thymifolia View in CoL
6. Fruiting calyx blue.
9. Fruiting calyx closed.
10. Fruiting pedicels 9–17 mm long.................. G. dolichopoda View in CoL
10. Fruiting pedicels 2–4 mm long....................... G. crassifolia View in CoL
9. Fruiting calyx open.
11. Leaf blade marginal setae 0.1–0.4 mm long ............ ................................................................ G. sinensis View in CoL
11. Leaf blade marginal setae 0.5–1.3 mm long.
12. Leaf blades always glabrous abaxially, marginal teeth (setae) 3 to 8 per side; overwintering flower bud pedicels 1.1–1.5 mm long....................................... G. minuta View in CoL
12. At least some leaf blades abaxially with one or more setae along midvein, marginal teeth (setae) 8 to 14 per side; overwintering flower bud pedicels 1.7–3.8 mm long ......... ................................................... G. obovata View in CoL
1. Some or all inflorescences with more than one flower; larger leaf blades 1.4–17.0 × 0.7–9.7 cm.
13. At least one secondary vein on each side of leaf blade arising at or near base of blade and extending to apex or nearly so.
14. Leaf blade secondary veins 2 to 4 on each side of midvein, margin with 10 to 25 teeth per side; rachis and pedicels hirsute or lanate; bracteoles apical; corolla urceolate, villous inside ........................................................ G. discolor View in CoL
14. Leaf blade secondary veins 1 or 2 on each side of midvein, margin with 25 to many teeth per side; rachis and pedicels glabrous or puberulent; bracteoles basal; corolla campanulate, glabrous ................................. G. dumicola View in CoL
13. Secondary veins all arising along midvein with proximal veins becoming faint or anastomosing before reaching apex.
15. Bracteoles apical or subapical along pedicel.
16. Leaf blades lanceolate, rounded to truncate or cordate at base; corolla campanulate........................ ..................................................................................................................................... G. leucocarpa View in CoL
16. Leaf blades elliptic to obovate or oblanceolate, cuneate to subrounded at base; corolla urceolate to subglobose.
17. Branchlets glabrous or occasionally sparsely setulose (or puberulent or both); corolla 3.5– 5.0 mm long; stamens 10; filaments 1.5–2.0 mm long, sparsely pilose.... G. fragrantissima View in CoL
17. Branchlets densely setose and puberulent; corolla 2.0– 3.5 mm long; stamens (2 to)5(to 8); filaments 0.5–1.3 mm long, glabrous.............................................................. G. semi-infera View in CoL
15. Bracteoles ± medial along pedicel.
18. Leaf blades abaxially patent- to erect-villous-hirsute; bracts rhombic-lanceolate to linear-lanceolate, apex long-recurved-acuminate; calyx lobes acuminate at apex .... ................................................................................................................... G. wardii View in CoL
18. Leaf blades abaxially glandular-punctate or appressed to ascending-setose or stipitate-glandular; bracts narrowly deltoid, broadly elliptic, ovate, or suborbicular, apex rounded to short-acuminate; calyx lobes obtuse to sharply acute at apex.
19. Leaf margins with ca. 40 to 90 teeth per side.
20. Stems narrowly 3-winged; petioles 2–3 mm long; base of leaf blade shallowly cordate; inflorescence peduncle and rachis white-villous, trichomes up to ca. 1 mm long; bracts abaxially sericeous-villous to -hirsute at least on basal half; ... bracteoles 2.8–3.2 mm long; calyx lobes 3.0–3.9 × 1.9–2.4 mm ............................................ G. insignis View in CoL
20. Stems rounded to angulate; petioles 4–12 mm long; base of leaf blade cuneate to rounded; inflorescence peduncle and rachis whitepubescent, trichomes up to ca. 0.2 mm long; bracts abaxially glabrous; bracteoles 1.5–2.0 mm long; calyx lobes 1.5–2.8 × 1.3– 1.8 mm ....................................................................... G. griffithiana View in CoL
19. Leaf margins with ca. 8 to 40 (to 47 in some G. stapfiana View in CoL ) teeth per side. 21. Petioles slightly winged, 8–22 mm long; bracts keeled, 1.3–2.3 mm long................................... G. natmataungensis View in CoL
21. Petioles not winged, 1–8(–10) mm long; bracts not keeled, 2.3–6 mm long.
22. Shrublets 0.03–0.50 m tall; leaf blades 1.4–3.7 cm long, abaxially stipitate-glandular, margin with 8 to 19 teeth per side; inflorescences 1- to 5-flowered; bracts obtuse to rounded at apex ........ G. pyrolifolia View in CoL
22. Shrubs 0.3–3.0 m tall; leaf blades 3.0– 12.7 cm long, abaxially gland-dotted to appressed setulose or setose, margin with 20 to 40(to 47) teeth per side; inflorescences 7- to 24-flowered; bracts acute to shortly acuminate at apex.
23. Branchlets sparsely hispid setose, setae generally appressed-ascending .................... ................................................. G. stapfiana View in CoL
23. Branchlets densely hispid-setose, setae generally patent-erect ................. G. hookeri View in CoL
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.