Heteroblemma capillipes (Regalado) Cámara-Leret, Ridd.- Num. & Veldk. 2013

Cámara-Leret, R., Ridder-Numan, J. W. A. & Veldkamp, J. F., 2013, Revision of Heteroblemma gen. nov. (Dissochaeteae - Melastomataceae) from Malesia and Vietnam, Blumea 58 (3), pp. 229-240 : 235

publication ID

https://doi.org/10.3767/000651913X674945

persistent identifier

https://treatment.plazi.org/id/3723BF4E-FFCA-6364-FD71-FDEFFC681B59

treatment provided by

Felipe

scientific name

Heteroblemma capillipes (Regalado) Cámara-Leret, Ridd.- Num. & Veldk.
status

comb. nov.

4. Heteroblemma capillipes (Regalado) Cámara-Leret, Ridd.- Num. & Veldk. View in CoL , comb. nov. — Fig. 2b View Fig

Medinilla capillipes Regalado, Blumea 35 (1990) 61, t. 14. — Type: S. 36279 ( Ilias Paie ) (holo K; KEP, L, MO, SAN, SAR ).

Innovations hirsutulous. Branchlets glabrous. Petioles terete, 6.5–13 cm by 2–3 mm, glabrous or setose (red). Leaves elliptic to oblong, 14–24 by 6.5–11.5 cm, 1.6–2.8 times as long as wide, 1.5–2.4(–3.5) times as long as the petioles, base acute, margin entire, ciliolate, apex acute, pergamentaceous (i.s.), underneath glabrous, 5-plinerved, basal acrodromous, first pair of primaries 2 mm away from the base, distalmost primaries 5 mm away from the preceding pair, submarginal vein conspicuous, secondary nerves conspicuous, 20 – 25 pairs, angle of divergence from midvein acute wide, tertiary nerves conspicuous. Bracts 1.5–2 mm long. Flowers born on old wood or axillary on young stems, pedicels 15– 20 mm long, hirsutulous. Hypanthium urceolate to campanulate, 3 –4 mm long, hirsute, hairs yellowish. Sepals 0.5 mm long, teeth minute, less than 0.5 mm long, hirsute. Petals pale pink. Fruit 6–8 by 5–7 mm, bright yellow, orange or reddish orange, smooth, hirsute (rarely glabrescent), hairs brown, calyx teeth persistent; pedicels in fruit 25–40 mm long, green, hirsutulous; inside filled with jelly, seeds less than 0.5 mm long, yellow orange (i.s.).

Distribution — Endemic of Sarawak (3rd, 7th, and 9th Div.).

Habitat — Along stream banks in forests on yellow sandy soil, on mossy boulders, in seasonally flooded riverine forest on pale yellow clay, as a rheophyte in lowland dipterocarp forest, and on submontane mossy forest, 60–820 m altitude.

Collector’s notes — Creeper, climber, or rheophyte, or ter- restrial, with adventive roots, up to 2.1 m. Stem dark brown, brown hairy. Leaves slightly papery, above green, beneath pale green. Peduncle dark red. Pedicels pale green. Young calyx pink with long straw-coloured hairs. Petals pale pink. Fruit bright yellow, orange yellow to orange, red, with yellowish orange to brown bristles, pedicel green to yellowish green.

Notes — S. 37559 (Chai et al.) differs in its shorter petioles, leaves being linear-lanceolate, decurrent base, 3-plinerved, but shows the distinctive hirsute fruits.

We are unsure of S. 66556 (Yahud Hj Wat et al.) from the 5th Div. of Sarawak. It differs in its lanceolate to linear-lanceolate leaves, its decurrent base, venation which is 3-plinerved and its glabrous fruits.

7 collections were seen.

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