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FOC | Family List | FOC Vol. 19 | Rubiaceae | Diplospora

2. Diplospora fruticosa Hemsley, J. Linn. Soc., Bot. 23: 383. 1888.

毛狗骨柴 mao gou gu chai

Discospermum fruticosum (Hemsley) Kuntze; Tricalysia fruticosa (Hemsley) K. Schumann ex E. Pritzel.

Shrubs or trees, 1-8(-15) m tall; branches compressed to terete, densely puberulent to pilosulous or strigillose sometimes becoming glabrescent. Petiole 3-13 mm, strigillose or pilosulous to glabrescent; leaf blade drying papery or thinly leathery, elliptic-oblong, oblong-lanceolate, obovate, oblanceolate, or narrowly elliptic, 5.5-22 × 2.5-8 cm, adaxially glabrous or along principal veins sometimes strigillose to puberulent, abaxially hirtellous to strigillose at least on principal veins, base acute, cuneate, or rarely rounded, sometimes slightly oblique, apex acuminate with tip sometimes curved; secondary veins 7-13 pairs, in abaxial axils usually with well-developed pilosulous domatia; stipules usually deciduous after distalmost 1 or 2 nodes, lanceolate to ovate, 4-8 mm, strigillose or puberulent to glabrescent, acute, keeled in upper part or with ridges in form of upside-down Y, keel extended into arista 0.5-2 mm. Inflorescences shortly cymose, 1-1.5 cm, subsessile, densely puberulent to strigillose; bracts ovate to triangular, 0.5-1 mm, mostly united in pairs; pedicels 0.5-3 mm. Calyx strigillose or puberulent to glabrous; ovary portion obconic to ellipsoid, ca. 1 mm; limb 0.5-1 mm, lobed shallowly or for up to 1/2 its length; lobes broadly triangular. Corolla white or seldom yellow, glabrous outside; tube 2-3.5 mm; lobes oblong-elliptic, ca. 3 mm, obtuse to rounded. Fruiting pedicels to 10 mm. Fruit red, subglobose, 5-7 mm in diam., strigillose to glabrescent; seeds ca. 3 mm. Fl. Mar-May, fr. Jun-Feb of following year.

Thickets or forests in ravines; 200-2000 m. Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangxi, Sichuan, Xizang, Yunnan [Vietnam].


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