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SCBG Checklist | Family List | Balsaminaceae | Homalium

Homalium paniculiflorum F. C. How & W. C. Ko

Description from Flora of China

Trees or shrubs, 8-12 m tall; bark gray or black-gray, not flaking; branchlets black-brown, terete, densely pubescent when young, soon glabrescent, irregularly angled. Stipules not seen, possibly early caducous; petiole 4-15 mm, pubescent; leaf blade elliptic or obovate, sometimes broadly so, excluding acumen usually ca. 2 × as long as wide, 6-10 × 3-6 cm, papery, both surfaces glabrous, or abaxially barbate in vein axils, midvein and lateral veins raised on both surfaces, lateral veins 5-8 pairs, base generally broadly acute to rounded, margin serrate, teeth obtuse, leaf apex obtuse to rounded, contracting abruptly to a short acumen to ca. 5 mm. Inflorescence terminal or axillary, paniculate, 9-11 cm; rachis densely pubescent, hairs appressed, short; bracts ovate, 1-3 mm, pubescent, early caducous. Pedicels 2-3.5 mm, articulate above middle, densely pubescent, hairs appressed, short. Flowers numerous, inserted along rachises singly or in fascicles of 2-4, yellowish, fragrant, 8-merous, 4-6 mm in diam. Calyx tube 2-2.5 mm, ca. 1 mm in diam., pubescent, hairs appressed, mostly much shorter than those of sepal and petal margins; sepals linear-oblong, 2-3 × ca. 0.5 mm, apex acute, both surfaces hairy, sparsely so on outside, hairs white, long (ca. 0.5 mm), appressed, especially on outside, less so on inside; sepal margin densely ciliate, hairs spreading, white, longer than 1/2 width of sepal. Petals narrowly oblong, 2.5-3.5 × ca. 0.5 mm, slightly longer and broader than sepals, indumentum of both surfaces and margin similar to sepals, apex obtuse. Disk glands ca. 0.5 mm in diam., hairy. Stamens 4-5 mm, finally overtopping perianth, glabrous or with a few long hairs in lower part. Free part of ovary hairy, hairs spreading, white, long; styles (2 or)3, 2.5-3 mm, free nearly to base, sparsely hairy in lower half, hairs spreading; placentas 3, each with 4 or 5 ovules. Capsule 6-7 mm, 1.5-2 mm in diam. Fl. Jun-Dec, fr. Dec-Feb of following year.

● Dense or thin forests, thickets along streams, dry or moist gentle slopes, sandy or clay soil, seashores; (sea level to)100-400 m. Guangdong, Hainan.

引种苗圃 Introducing Plants Nursery


 

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Flora of China  
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