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FOC | Family List | FOC Vol. 6 | Ranunculaceae | Ranunculus

21. Ranunculus luoergaiensis L. Liou, Fl. Reipubl. Popularis Sin. 28: 361. 1980.

若尔盖毛茛 ruo er gai mao gen

Herbs perennial. Roots fibrous, subequally thick. Stems ca. 12 cm, mostly glabrous, sparsely puberulent above, simple. Basal leaves ca. 2; petiole 3.5--5.2 cm, sparsely puberulent; blade 3-sect or 3-partite, pentagonal, 1.1--1.2 × 1.4--1.5 cm, papery, abaxially glabrous, base rounded-truncate or subtruncate, central segment cuneate or cuneate-rhombic, 3-lobed, lobules entire; lateral segments obliquely obovate, unequally 2-cleft, lobes entire or 2-lobed. Stem leaves 3, short petiolate or sessile, 3-sect, segments lanceolate-linear, 1--2 mm wide. Flowers solitary, terminal, ca. 1.6 cm in diam. Receptacle glabrous. Sepals 5, dark purple, broadly ovate, ca. 6 mm, abaxially white puberulent. Petals 6--8, oblong-oblanceolate or narrowly obovate, ca. 9 × 4 mm, nectary pit without a scale, apex rounded. Stamens numerous; anthers oblong. Aggregate fruit ovoid, ca. 8 × 7 mm. Achene narrowly obovoid, 1.6--2 × 1--1.1 mm, glabrous, longitudinally rugose; style persistent, ca. 1 mm, recurved. Fl. Jul--Aug.

* Alpine meadows; ca. 4300 m. NW Sichuan (Zoigê Xian).


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