宝兴毛茛 bao xing mao gen

Herbs perennial. Roots fibrous, subequally thick. Stems 13--16 cm, sparsely puberulent or subglabrous, simple. Basal leaves ca. 7; petiole 2.8--5.5 cm, subglabrous; blade ternate, orbicular-ovate in outline, 0.6--1.1 × 1--1.9 cm, thinly papery, abaxially glabrous, adaxially sparsely sericeous, base deeply cordate, leaflets short petiolulate, central leaflet oblique flabellate, unequally 2-lobed. Stem leaves 1 or 2, short petiolate or sessile, 3-sect, segments of uppermost linear, entire. Flowers terminal, solitary or 2 in a simple monochasium. Pedicel 2--5.5 cm, glabrous or sparsely puberulent. Receptacle glabrous. Sepals 5, elliptic, ca. 4 mm, abaxially sparsely puberulent. Petals 5, narrowly obovate, ca. 6 × 2.6 mm, nectary pit without a scale, apex subtruncate, emarginate. Stamens numerous; anthers oblong. Aggregate fruit ovoid, ca. 3 mm in diam. Achene obliquely obovoid, ca. 1 × 1 mm, densely puberulent; style persistent, ca. 0.7 mm.

* W Sichuan (Baoxing Xian).