新疆毛茛 xin jiang mao gen

?Ranunculus songoricus var. lasiopetalus Maximowicz.

Herbs perennial. Roots fibrous, subequally thick. Stems 7--30 cm, glabrous below, puberulent above, simple or branched. Basal leaves several; petiole 3.5--8 cm, glabrous; blade 3-sect or 3-partite, cordate-pentagonal, 1.4--3 × 2--4.4 cm, papery, glabrous, base cordate, central segment rhombic or rhombic-obovate, 3-lobed, incised-dentate; lateral segments obliquely flabellate, unequally 2-partite. Lower stem leaves similar to basal leaves or absent, upper stem leaves short petiolate or subsessile, palmatisect, segments narrowly lanceolate or linear. Flowers solitary, terminal, 1.6--2.6 cm in diam. Receptacle puberulent. Sepals 5, elliptic, 5--7 mm, abaxially yellow sericeous. Petals 5 or 6, broadly obovate or obovate, 7--12 × 5--10 mm, nectary pit without a scale, apex truncate-rounded or rounded. Stamens numerous; anthers oblong. Aggregate fruit ovoid or subglobose, 5--7 mm in diam. Achene slightly bilaterally compressed, obovoid, 2.2--2.8 × 1.8--2 mm, glabrous; style persistent, ca. 0.8 mm, hooked. Fl. May--Sep.

Meadows, scrub, gravelly slopes; 1900--4400 m. C and W Xinjiang [Kazakhstan].

The authors have seen no material of var. lasiopetalus ; its status needs proper investigation.