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

93. Ranunculus ficariifolius H. Léveillé & Vaniot, Bull. Soc. Bot. France. 51: 289. 1904.

西南毛茛 xi nan mao gen

Ranunculus bonatianus Ulbrich; R. duclouxii Finet & Gagnepain; R. ficariifolius var. crenatus H. Léveillé; R. ficariifolius var. erythrosepalus H. Léveillé; R. ficariifolius var. ovalifolius H. Léveillé; R. flaccidus J. D. Hooker & Thomson (1855), not Persoon (1795); R. mairei H. Léveillé (1914), not H. Léveillé (1913); R. microphyllus Handel-Mazzetti; R. repens Linnaeus var. loponensis H. Léveillé; R. vaniotii H. Léveillé.

Herbs perennial. Roots fibrous, subequally thick. Stems erect, ascending, or subprostrate, 4--4.5 cm, sparsely puberulent or subglabrous, branched or simple. Basal leaves 1 to several; petiole 1.2--6.5 cm, glabrous; blade triangular-ovate, depressed ovate, suborbicular, rarely cordate, 0.2--1.7 × 0.4--2.2 cm, papery, glabrous, base broadly cuneate or truncate, rarely cordate, margin 2- or 3-dentate on each side, apex obtuse. Lower stem leaves distinctly petiolate, upper stem leaves short petiolate or subsessile, reniform-ovate, triangular-ovate, rhombic-ovate, or subrhombic. Flowers leaf-opposed, 0.4--1 cm in diam. Pedicel 0.3--2.5 cm, appressed puberulent. Receptacle puberulent. Sepals 5, elliptic, 2--3 mm, glabrous or abaxially sparsely puberulent. Petals 5, elliptic-ovate or narrowly obovate, 2--4.5 × 1.6--2.4 mm, apex rounded, or emarginate. Stamens numerous; anthers ellipsoid. Aggregate fruit subglobose, 3--4.5 mm in diam.; carpels numerous. Achene slightly bilaterally compressed, 1--1.5 × 0.8--1.2 mm, glabrous, tuberculate; style persistent, 0.2--0.8 mm. Fl. Mar--Aug.

By streams, meadows, forest margins; 1100--3200 m. SE Guizhou, W Hubei, S Hunan, W Jiangxi, Sichuan, N and SE Yunnan [Bhutan, Nepal, Sikkim, Thailand].


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