四川吊灯花 si chuan diao deng hua

Ceropegia longifolia Wallich subsp. exigua H. Huber, Mem. Soc. Brot. 12: 42. 1957.

Rootstocks not seen. Stems twining, sparsely puberulent. Petiole ca. 3.5 mm, sparsely puberulent; leaf blade linear-lanceolate, ca. 4.5 cm × 6 mm, abaxially with a few hairs on veins only, adaxially puberulent, base cuneate, apex acute. Cymes umbel-like, 1- or 2- (or 3)-flowered; peduncle to 3 mm. Pedicel to 8 mm, glabrous. Sepals linear-lanceolate, ca. 3 × 0.6 mm, glabrous. Corolla yellow with fine dark lines, 2.5-2.6 cm; tube ca. 2 cm, 2.5-3.5 mm wide, widening to 9.5 mm, base only slightly inflated, 4.5-6.5 mm wide; lobes very abruptly narrowed, ca. 5 mm, forming short narrow beak in bud, margin densely ciliate. Outer corona lobes deeply notched to form 5 pairs of teeth, more than 1/2 as long as inner lobes.

* ca. 1200 m. Sichuan.