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FOC | Family List | FOC Vol. 19 | Rubiaceae | Ophiorrhiza

54. Ophiorrhiza purpurascens H. S. Lo in S. Y. Jin & Y. L. Chen, Cat. Type Spec. Herb. China (Suppl.). 191. 1999.

紫脉蛇根草 zi mai she gen cao

Herbs, often procumbent at base, ascending above; stems densely brown villous or -hirsute with multicellular trichomes. Leaves in subequal pairs; petiole ca. 0.5 cm; blade drying papery, with veins purple, ovate, 1-3 × 0.5-1.7 cm, both surfaces brown villous with pubescence denser along veins abaxially, base rounded to obtuse and slightly oblique, margins entire, apex acute to subobtuse; secondary veins 5-8 pairs; stipules caducous, not seen. Inflorescences 1-flowered or fasciculate and few flowered, densely pubescent; peduncles or pedicels 3-10 mm; bracts filiform, ca. 5 mm. Flowers with biology unknown, pedicellate or pedunculate. Calyx with hypanthium ca. 1.5 mm; lobes filiform, 2.5-3 mm. Corolla white, slenderly subfunnelform, puberulent outside; tube 22-23 mm, with white villous ring at middle inside; lobes ovate-triangular, 3-4 mm, obtuse, puberulent marginally, dorsally narrowly winged. Capsules not seen. Fl. Sep.

● Shady places in ravines; ca. 1000 m. Sichuan (Xuyong).


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