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

2. Ranunculus trautvetterianus Regel ex Ovczinnikov, Fl. URSS. 7: 403. 1937.

毛托毛茛 mao tuo mao gen

Ranunculus songoricus Schrenk var. partitus Ruprecht, Sert. Tianschan. 37. 1869.

Herbs perennial. Roots fibrous, subequally thick. Stems 1 to several, 7.5--15 cm, glabrous or sparsely puberulent below, puberulent above, simple or 1-branched. Basal leaves several; petiole 2--4 cm, glabrous or sparsely puberulent; blade 3-cleft slightly beyond middle, reniform-pentagonal, 1--2.5 × 1.5--4 cm, papery, glabrous or adaxially sparsely appressed puberulent, base truncate-cuneate or truncate-cordate, central lobe cuneate or obovate, 3-lobed or 3-dentate; lateral lobes obliquely flabellate, unequally 2-lobed. Stem leaves 1 or 2, short petiolate or sessile, palmatisect, segments narrowly lanceolate or linear. Flowers solitary, terminal, 1.5--2.2 cm in diam. Receptacle sparsely puberulent. Sepals 5, elliptic-ovate, 5--7 mm, abaxially densely appressed yellowish puberulent. Petals 5 or 6, broadly obovate, 7--10 × 8--11 mm, nectary pit without a scale, apex rounded. Stamens numerous; anthers narrowly oblong. Aggregate fruit ovoid, ca. 7 mm. Achene obliquely obovoid, 1.5--2 mm, glabrous; style persistent, short, slightly recurved. Fl. Jun.

Alpine meadows or by streams; 1700--4500 m. W Xinjiang [Kazakhstan].


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