52. Thalictrum rutifolium J. D. Hooker & Thomson, Fl. Ind. 14. 1855.
芸香叶唐松草 yun xiang ye tang song cao
Plants 10--15 cm tall, glabrous. Stems branched. Leaves both basal and cauline; stipules membranous, margin lobed; petiole ca. 6 cm; leaf blade 3- or 4-pinnate, 3--11 cm; leaflet blade cuneate-obovate, rhombic, elliptic, or orbicular, 0.3--0.8 × 0.2--0.7 cm, herbaceous, base cuneate or rounded, apex rounded, 3-lobed; lobes entire; veins flat on both surfaces. Inflorescence pleiochasial, long and racemelike. Pedicel 2--7 mm. Sepals 4, early deciduous, purplish tinged, ovate, ca. 1.5 × 1 mm. Stamens 4--18(--30), 2--3 mm; filament filiform; anther elliptic, 0.5--1.5 mm, apex mucronate. Carpels 3--5; style recurved, ca. 0.3 mm. Achene stipe ca. 1 mm; body falcate, slightly compressed, 4--6 mm; veins ca. 8. Fl. Jun.
Valleys, slopes, riversides; 2300--4300 m. Gansu, Qinghai, W Sichuan, Xizang, Yunnan [Sikkim].