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47. Arenaria filipes C. Y. Wu ex L. H. Zhou, Acta Biol. Plateau Sin. 6: 34. 1987.
细柄无心菜 xi bing wu xin cai
Herbs. Roots napiform, branched at base. Stems clustered, branched distally, 8--12 cm, shortly villous in 1 line. Leaf blade decurved, saccate-oblanceolate or saccate-orbicular proximally, orbicular-lanceolate distally, 5--10 × 2--3 mm, glabrous, base obtuse, apex attenuate. Cymes few to many flowered; bracts similar to leaves but smaller. Pedicel 2.5--5 cm, densely glandular pubescent. Sepals 5, orbicular-lanceolate, 3--4 mm, sparsely pubescent, base broadened, margin white, apex acute. Petals 5, white, obovate, ca. 2 × as long as sepals, apex entire or emarginate. Stamens 10; anthers yellowish green. Ovary ovoid; ovules numerous. Styles 3, filiform. Fl. Jul--Aug.
* Montane forest margins; ca. 2800 m. SW Sichuan.
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