Heteroblemma serpens (Stapf) 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 : 239

publication ID

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

persistent identifier

https://treatment.plazi.org/id/3723BF4E-FFC6-6368-FD71-FFDCFB16190E

treatment provided by

Felipe

scientific name

Heteroblemma serpens (Stapf) Cámara-Leret, Ridd.-Num. & Veldk.
status

comb. nov.

14. Heteroblemma serpens (Stapf) Cámara-Leret, Ridd.-Num. & Veldk. View in CoL , comb. nov. — Fig. 2c View Fig

Medinilla serpens Stapf, Icon. Pl. (1895a) t. 2411. — Type: Haviland’s collector 551 (holo K, barcodes K000277072, -073; SING).

Innovations hirsute. Branchlets pustulate, glabrous, 7–8 mm diam and up to 10 m in length. Petioles terete, 9–31.5 cm by 2–6 mm, hirsutulous. Leaves broadly elliptic to elliptic, 13–27 by 12–23 cm, 0.9–1.5 times as long as wide, 0.7–1.8 times as long as the petioles, base cordate, margin laxly serrulate, ciliolate, apex acuminate, pergamentaceous (i.s.), underneath hirsute, 9-plinerved, campylodromous, first pair of primaries 0 – 5 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 1–2 mm long. Flowers born in dense fascicles, on old wood or axillary on young stems, pedicels 10–15 mm long, hirsute. Mature floral buds 9–10 by 3–4 mm. Hypanthium urceolate to campanulate, 3 mm long, pinkish green, hirsute. Sepals 0.5–1 mm long, teeth conspicuous, 0.5–1 mm long, crowned with a 2–3 mm hair. Petals 6–7 mm long, pale pink or pale red, outside papillose. Filaments 2–3 mm long, white. Anthers 4 –5 mm long, yellow, lateral appendages not recurved, 0.5 mm long, dorsal spur 1 mm long, triangular to lanceolate. Style 6–8 mm long, dark pink. Fruit 5–6 by 5 mm, orange to brown, smooth, glabrescent, calyx teeth persistent; pedicels in fruit 15–30 mm long, pinkish, glabrescent.

Distribution — Sumatra (Riau Arch: Tudjuh Island), Sarawak (1st Div.), Sabah (Tambunan Distr.).

Habitat — On trees or rocks, limestone hills, only one refer- ence to altitude: 460 m altitude.

Collector’s notes — Creeping herb (!), climber to a height of 7 m, or creeper. Cauliflorous from ground level to top. Leaves beneath pinkish. Pedicels pink, hairy. Hypanthium pinkish green, hairy. Petals pale red, pale pink, whitish pink. Filaments white, anthers yellow. Style pink, dark pink. Fruits brown, orange; pedicles pinkish.

Note — 11 collections were seen.

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