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FOC | Family List | FOC Vol. 20-21 | Asteraceae | Leontopodium

21. Leontopodium delavayanum Handel-Mazzetti, Beih. Bot. Centralbl., Abt. 2. 44: 85. 1927.

云岭火绒草 yun ling huo rong cao

Herbs, perennial, pulvinate. Rhizome stout, prostrate, usually many branched, densely covered with brown relicts of leaves. Stems numerous, erect, not branched, 6-13 cm tall, equally leafy, whitish arachnoid pubescent. Leaves lanceolate or oblong-lanceolate, 20-45 × 3-6 mm, both surfaces whitish arachnoid pubescent, more sparse adaxially, with 2 distinct lateral veins subparallel to midvein, base forming sparse sheaths surrounding stem, apex acute. Capitula 6-20, heterogamous or diclinous, closely aggregated, ca. 5 mm in diam.; bracteal leaves 11-16, linear-oblong, 10-25 × 3-7.5 mm, forming a multiradiate star of 4-6.5 cm in diam., both surfaces densely white or yellowish tomentose, base broad, apex acuminate. Involucre ca. 4 mm, white tomentose; phyllaries 3-seriate, margin membranous, apex dark brown, acute or lacerate, glabrous. Corolla ca. 3 mm. Achenes sparsely pilose. Pappus white, ca. 4 mm, serrulate. Fl. Jul-Aug, fr. Sep-Oct.

Alpine gravelly slopes, rocky places; 3400-4000 m. W Yunnan [Myanmar].


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