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FOC | Family List | FOC Vol. 7 | Lauraceae | Litsea

28. Litsea umbellata (Loureiro) Merrill, Philipp. J. Sci. 14: 242. 1919.

伞花木姜子 san hua mu jiang zi

Hexanthus umbellatus Loureiro, Fl. Cochinch. 1: 196. 1790; Litsea amara Blume; L. hexantha Jussieu; Tetranthera amara (Blume) Nees.

Evergreen shrubs or small trees, 3-9 m tall, ca. 20 cm d.b.h. Branchlets ferruginous tomentose. Leaves alternate; petiole 6-8 mm, ferruginous tomentose; leaf blade elliptic or oblong-ovate, 6-12 × 3-4.2 cm, ferruginous tomentose abaxially, glabrous adaxially, pinninerved, lateral veins 8-15 pairs, vertically spreading, base obtuse, apex acuminate. Umbels often in cluster of 3-6 at short branchlets, 4-flowered; short branchlets 2-3 mm, stout, ferruginous tomentose; peduncle 2-3 mm, ferruginous tomentose. Male flowers: pedicel 1-1.5 mm, ferruginous villous; perianth segments 6, lanceolate or ovate, unequal in size; fertile stamens 9; filaments villous, of 3rd whorls each with 2 sessile reniform glands at base; rudimentary pistil lacking. Fruit globose, ca. 6 mm in diam., apiculate at apex, seated on shallowly discoid perianth tube; perianth segments often persistent; fruiting pedicel ca. 3 mm, thickened at apex, ferruginous tomentose. Fl. Apr-May, fr. Aug-Sep.

Thickets or sparse forests in valleys or on hills; 300-1000 m. SW Guangxi, S Yunnan [Cambodia, Indonesia, Laos, Malaysia, Thailand, Vietnam].


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