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FOC | Family List | FOC Vol. 6 | Caryophyllaceae | Cerastium

6. Cerastium thomsonii J. D. Hooker, Fl. Brit. India. 1: 228. 1874.

藏南卷耳 zang nan juan er

Herbs perennial, 5--15 cm tall. Stems caespitose, erect, slender, densely glandular pubescent. Leaves elliptic or oblong, 0.5--1.5 × 0.3--1 cm, both surfaces long pilose, midvein prominent, base attenuate into a short petiole on proximal leaves, broader and amplexicaul on distal leaves, apex subacute. Cyme subumbellate, few flowered; bracts with narrowly scarious margin. Flowers large; pedicel 3--15 mm, densely glandular pubescent. Sepals oblong-lanceolate, 7--8 × ca. 2 mm, abaxially laxly glandular pubescent, margin broadly membranous, apex subacute. Petals white, broadly obovate, 8--9 mm, apex 2-lobed. Stamens shorter than sepals. Ovary ovoid. Styles 5. Capsule cylindric, ca. 1 cm. Seeds brown, reniform, ca. 1 mm, tuberculate.

Forests, scrub, mountain slope grasslands, mire meadows; 2500--3500 m. Xizang [Afghanistan, NW India, ?Kashmir, Nepal, Pakistan].


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