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FOC | Family List | FOC Vol. 8 | Saxifragaceae | Astilbe

7. Astilbe rivularis Buchanan-Hamilton ex D. Don, Prodr. Fl. Nepal. 211. 1825.

溪畔落新妇 xi pan luo xin fu

Herbs 0.6-2.5 m tall. Stems brown long glandular hairy. Leaves 2- or 3-pinnately compound; common petiole and petiolules brown long pilose; leaflets lanceolate, narrowly to broadly ovate, elliptic or broadly so, rhombic-elliptic, narrowly rhombic-obovate, or obovate, 4-14.5 × 1.7-8.4 cm, abaxially brown long pilose and glandular hairy along veins, adaxially sparsely brown glandular strigose, base obliquely cordate or rounded to cuneate, margin doubly serrate, apex acuminate. Panicle to 42 cm, many flowered; branches 1-18 cm, brown crisped glandular hairy; bracts 3, subelliptic, 1.1-1.4 × 0.2-0.6 mm, brown pilose, margin entire or dentate; pedicels 0.6-1.8 mm. Sepals 4 or 5, green, ovate or elliptic to oblong, 1.2-1.5 × ca. 1 mm, submembranous, abaxially subconvex, adaxially subconcave, glabrous, 1-veined. Petals absent, sometimes 1(-5) and obsolescent. Stamens 5-10(-12), 0.2-2.4 mm. Pistil ca. 2 mm; carpels 2, base connate; ovary subsuperior; styles divergent. Fl. and fr. Jun-Nov.

Xizang, Yunnan [Bhutan, N India, Indonesia, Kashmir, Laos, N Myanmar, Nepal, Thailand, Vietnam].

1 Leaflets lanceolate or narrowly ovate to narrowly rhombic-obovate   7c var. angustifoliolata
+ Leaflets ovate or broadly so to broadly elliptic, or rhombic-elliptic or obovate.   (2)
2 (1) Leaflets usually ovate or broadly so to broadly elliptic   7b var. myriantha
+ Leaflets rhombic-elliptic or obovate (terminal ones), or ovate (lateral ones)   7a var. rivularis

Lower Taxa


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