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FOC | Family List | FOC Vol. 19 | Acanthaceae | Peristrophe

3. Peristrophe yunnanensis W. W. Smith, Notes Roy. Bot. Gard. Edinburgh. 10: 187. 1918.

滇观音草 dian guan yin cao

Herbs 1-2 m tall. Stems sulcate, densely grayish pubescent when young, later glabrescent. Petiole 1-10 mm; leaf blade lanceolate to ovate, 2.5-3 × ca. 1 cm, abaxially pubescent, adaxially sparsely puberulent especially on veins or glabrescent, base cuneate, margin entire, apex acuminate. Outer involucral bracteoles linear, ca. 3 mm; inner involucral bracteoles 2.5-6 mm. Calyx 5-7 mm; lobes linear, glabrous or subglabrous, apex acute. Corolla pink to violet, ca. 1.8 cm, outside slightly pubescent. Staminal filaments basally pubescent; anther thecae oblong, ca. 2 mm, parallel, inserted at same level, touching each other. Capsule not seen. Fl. Apr, Aug.

● Thickets; 1900-2200 m. Sichuan, Yunnan.


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