长花芒毛苣苔 chang hua mang mao ju tai

Stems ca. 30 cm, glabrous. Leaves opposite; petiole 4-9 mm; leaf blade oblong to narrowly elliptic, 5-9.5 X 1.7-3.4 cm, papery, glabrous, adaxially drying smooth, abaxially not punctate, base cuneate, margin entire, apex acuminate; lateral veins distinct. Cymes pseudoterminal, ca. 6-flowered; peduncle absent; bracts persistent, green, linear, 2.8-4 X 0.8-1.2 mm. Pedicel 9-10 mm, glabrous. Calyx green, ca. 1.2 cm, 5-lobed from near to below middle; tube ca. 4 mm in diam. at mouth; lobes narrowly triangular, 5-9 X 1-1.2 mm, outside glabrous. Corolla red, ca. 5 cm, outside puberulent, inside above base with triangular hairs, without tufts of hairs, mouth not oblique; limb indistinctly 2-lipped; adaxial lip ca. 4 mm; abaxial lip ca. 5.5 mm. Stamens exserted; filaments 2.6-3.8 cm; anthers coherent in pairs at apex, 2.2-3 mm; staminode ca. 1.8 mm. Immature pistil glabrous. Fruit and seeds unknown. Fl. Jul.

* Riverside rocks in valleys; ca. 900 m. SE Xizang (Mêdog Xian).