沼地虎耳草 zhao di hu er cao

Hirculus heleonastes (Harry Smith) Losinskaja.

Herbs perennial, 4-28.5 cm tall. Rhizomes short. Stem sparsely brown crisped piliferous. Basal leaves with petiole 1-4 cm, brown crisped villous; leaf blade oblong to lanceolate, 1.2-3.7 cm × 2-9 mm, abaxially sometimes sparsely brown crisped villous, adaxially glabrous, margin sparsely brown crisped villous, sometimes glandular, apex obtuse or acute. Cauline leaves lanceolate or oblanceolate to linear, 0.8-2.2 cm × 4.5-7 mm, abaxially and marginally glabrous or sparsely brown crisped villous, apex subobtuse. Cyme 3.3-4.3 cm and 2-5-flowered or flower solitary; pedicels densely brown crisped villous. Sepals erect to spreading, ovate or narrowly so to subelliptic, 1.5-6 × 0.9-4 mm, veins 3-5, not confluent at apex, margin brown crisped villous. Petals yellow, narrowly obovate, ovate, or elliptic to oblong, 4.1-12 × 1.9-7 mm, glabrous, 2-callose near base, 5-11-veined, base contracted into a claw 0.2-1 mm, apex obtuse or acute. Stamens 4.4-5 mm. Ovary subsuperior, 2-4 mm; styles divergent, 1.9-2.7 mm. Fl. and fr. Jul-Oct.

* Forest margins, scrub, alpine meadows, marshes; 3600-4800 m. S Shaanxi (Taibai Shan), Sichuan, S Xizang (Gyaca Xian, Lhünzhub Xian), Yunnan.