光花梗虎耳草 guang hua geng hu er cao

Stem simple, 5-7.5 cm tall, glabrous. Leaf buds present in leaf axils. Leaves crowded along stem, narrowly ovate or lanceolate to oblong, 5-7 × 1.8-2 mm, leathery, rigid, margin eglandular setose-ciliate on proximal and median leaves, glabrous on distal ones, apex setose-aristate. Flower solitary; pedicel glabrous. Sepals erect, subovate to subelliptic, 3.6-4 × 2-2.2 mm, carnose, glabrous, veins 3 or 4, not or partly confluent at apex, apex acute. Petals yellow, subspatulate, 5.2 × 1.6-1.8 mm, not callose, 3-veined, base gradually tapered into a claw, apex acute. Stamens ca. 4.5 mm. Ovary subsuperior, ovoid, ca. 3.5 mm; styles ca. 2.5 mm. Fl. and fr. Jul-Oct.

* Alpine meadows; 4200-4300 m. SE Xizang (Mêdog Xian).