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Asteropyrum Drumm. et Hutch.

星果草属

Description from Flora of China

Herbs perennial. Rhizomes short, fibrous. Leaves basal, simple, papery, abaxially glabrous, adaxially sparsely strigose, base nearly truncate, distinctly peltate; leaf blade ± palmately lobed. Scapes 1--3; bracts usually opposite, ovate to broadly ovate, ca. 3 mm. Flowers terminal, solitary, actinomorphic, bisexual. Sepals 5, white, petaloid, obovate, apex rounded. Petals 5--8, golden yellow, ca. 1/2 as long as sepals, suborbicular, glabrous, long ligulate. Stamens numerous, slightly longer than petals, glabrous; filaments narrowly linear, 1-veined; anthers yellow, oblong, ca. 1 mm. Pistils 5--8, erect; ovary oblong, apex attenuate into a short style; ovules many. Follicles widely divergent, suboblong, ca. 8 mm, without prominent transverse veins on lateral surfaces, persistent styles short. Seeds brownish, ellipsoid, ca. 1.5 mm.

Two species: Bhutan, China, N Myanmar; two species (one endemic) in China.

(Authors: Fu Dezhi; Orbélia R. Robinson)


 

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