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FOC | Family List | FOC Vol. 9 | Rosaceae | Potentilla

27. Potentilla leuconota D. Don, Prodr. Fl. Nepal. 230. 1825.

银叶委陵菜 yin ye wei ling cai

Herbs perennial. Flowering stems 10–45 cm tall, together with petioles appressed or slightly spreading villous. Radical leaves 2.5–25 cm including petiole; auricles of stipules connate from base to middle, apex acute; leaf blade interrupted (rarely non-interrupted) pinnate with 6–18 pairs of leaflets; terminal leaflet ovate to elliptic, or oblong, 0.5–3 × 0.3–1.5 cm, abaxially densely appressed silvery or yellowish sericeous, or sparsely strigose, base decurrent in apical 2 or 3 pairs of leaflets, margin 4- to many serrate, teeth acute or acuminate; cauline leaves 1 or 2, resembling radical ones; auricles of stipules herbaceous, margin lacerate or parted. Inflorescence compactly pseudoumbellate, with leaflike involucre. Flowers 5–8 mm in diam.; pedicel 1.5–2 cm, densely appressed white villous. Epicalyx segments lanceolate or oblong-lanceolate, abaxially densely white villous. Petals yellow, obovate, apex rounded. Style lateral. Achenes not seen. Fl. and fr. May–Nov.

Forests, meadows on mountain slopes, stream banks, cliffs; 2200--4600 m. Hubei, Sichuan, Taiwan, Xizang, Yunnan [Bhutan, India, Myanmar, Nepal, Sikkim].

1 Leaflets abaxially sparsely strigose.   27c var. brachyphyllaria
+ Leaflets abaxially densely sericeous.   (2)
2 (1) Leaflets abaxially densely appressed silvery sericeous.   27a var. leuconota
+ Leaflets abaxially densely appressed yellowish sericeous.   27b var. omeiensis

Lower Taxa


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