圆瓣虎耳草 yuan ban hu er cao

Plants many branched, ca. 7 cm tall, with crowded shoots forming cushions. Flowering stem glandular hairy. Shoot leaves subimbricate, forming rosettes, subspatulate, abaxially convex, adaxially subconcave, 6.8-7 × ca. 2 mm, chalk glands 3-5(or 6), margin setose-ciliate proximally. Cauline leaves remote, subspatulate, 6.5-7.3 × 1.8-1.9 mm, glandular hairy abaxially and at proximal margin, chalk gland 1. Cyme 2- or 3-flowered; pedicels 2-3 mm, glandular hairy. Sepals erect, subelliptic, 4-5 × 2.5-3 mm, glandular hairy abaxially and at margin, veins 3-5, partly or fully confluent at apex, apex glabrous. Petals yellow, orbicular, 4.6-5.5 × 4-4.7 mm, 7-9-veined, base with a claw 1-1.3 mm, apex obtuse or retuse. Stamens 1.8-4 mm. Ovary semi-inferior, ca. 5.5 mm; styles divergent. Fl. Jul-Aug.

* About 3900 m. SE Xizang (Mêdog Xian).