Garcinia nitida Pierre (1883a

Nazre, M., Newman, M. F., Pennington, R. T. & Middleton, D. J., 2018, Taxonomic Revision of Garcinia Section Garcinia (Clusiaceae), Phytotaxa 373 (1), pp. 1-52 : 36-37

8. Garcinia nitida Pierre (1883a : pl. 80M, N).

Lectotype (designated here):— MALAYSIA, Borneo, Sarawak, 1865–1868, Beccari PB 2104 (K!; isolectotypes A!, P). [ Figure 15 ].

Tree to 30 m tall and 45 cm dbh. Bole with brown bark; inner bark reddish. Exudate cream or yellow. Twigs slightly angled, stout, longitudinally wrinkled when dry, pale brown to pale yellowish green. Petiole finely transversely striate, stout, same colour as twigs, 0.3–1.1 cm long. Lamina leathery, pale brown to reddish-brown, darker and shiny above, pale below, broadly elliptic, elliptic or sub-orbiculate, 5–8.5 × 2.9–3.8 cm, apex to 10 mm long, acute, blunt or blunt-acuminate, base acute to nearly obtuse; midrib raised to nearly square in cross-section above, raised below but gradually flattening to the apex; margin entire and finely revolute; secondary veins very fine, sometimes nearly invisible, inconspicuous above, slightly visible below, brochidodromous, very closely arranged; tertiary veins invisible. Glands fine but clearly visible below, especially in younger leaves, black to grey-black or dark greyish brown, in interrupted wavy lines, with a mixture of short and long lines and dots, running at c. 70º to the midrib across the secondary veins from midrib towards margins. Inflorescences terminal, 1–4 flowers in male plants and solitary or, rarely, in pairs in female plants; sepals and petals 4; bracts triangular, to 5 mm long. Male flowers [in bud] with pedicel to 5 mm long; sepals concave, to 7 mm long; petals narrowly obovate, to 7 mm long; stamens in 4 weak lobes, attached 1/3 from the base of pistillode, surrounding the fungiform pistillode; anthers 2-thecous. Female flower not seen. Fruit ovoid or flask-shaped to globose, 20–25 × 23–40 mm, ripening red, pale to dark brown or reddish brown to dark maroon when dry, smooth, thin wall easily ruptured when dry; stigma raised or elongated to 10 mm long, concave with irregular wavy margin to 6 mm across; seeds 4–5 with a white aril.

Distribution and Habitat:—Lowland and hill forest in Borneo.

Taxonomic Notes:—Closely related to Garcinia diospyrifolia and resembling G. diospyrifolia var. minor but characterised by being a big tree, the leaves having a mixture of long and short wavy glandular lines, and the fruit with distinct elongated and sunken stigma.

Additional specimens examined:— MALAYSIA: Borneo: Sarawak: Kuching, 1865, Beccari 1179 (K!) ; Gunung Berumput (G. Poe), 1865, Beccari 2104 (A!, K!) ; no locality, 27 March 1893, Haviland 2339 (K!); Gunung Perigi , 7 April 1961, Ilias Paie 13317 (L!, SAR!) ; Anap Forest Reserve, Bukit Mersing , 14 October 1964, Sibat Luang S 22499 (A, K, SAR) ; Kapit, ridge of Balang ( Baleh ), 7 April 1961, Ilias Paie S 28436 (E!, L!, SAR!) ; Kapit, Ulu Sg Mengiong Baleh , 2 February 1991, Blicher S 59879 (L!) . Sabah: Keningau, Ulu Sg. Mantuluk, Witti range area, 24 January 1986, Fidilis Krispinus & Sumbing SAN113356 (A!, SAN!) ; Mount Kinabalu, Penibukan margin, 9 October 1933, Clemens & Clemens, M.S. 40620 (A!, K!) ; Ranau, Lohan, Kinabalu National Park , 16 November 1965, Lajangah 44731 (K!, L!, SAN!) .

INDONESIA: Borneo: Central Kalimantan: Kabupaten Kotawaringin Timur, Sungai Mentaya, Km 60 North of Sangai , 30 January 1993, Argent & Amiril Saridan 9318 (A!) ; Sintang, along subsidiary road south towards towards Riam Batang , 4 May 1994, Church, Mahyar, Indah, Ismail & Hamzah 1299 (E!, K!) . East Kalimantan: Wain, Hutan Lindung Sei , 7 April 1994, Zainal Ariffin AA 914 (A!) .

Figures

FIGURE 15. Garcinia nitida Pierre. A. habit (female); B. glandular lines; C. stigma; D: fruit and stigma [(A, C, B: Argent & Amiril 9318, K); (D: Ilias 13317, K)]. Drawn by Anna Dorward.