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FOC | Family List | FOC Vol. 18 | Gesneriaceae | Petrocosmea

20. Petrocosmea sericea C. Y. Wu ex H. W. Li, Bull. Bot. Res., Harbin. 3(2): 21. 1983.

丝毛石蝴蝶 si mao shi hu die

Petiole 1-4 cm, densely brownish yellow appressed puberulent; leaf blade elliptic to ovate, 1.5-6.5 X 0.8-3.5(-4.5) cm, brownish yellow appressed puberulent, base broadly cuneate to cuneate, margin nearly entire to repand-crenate, apex broadly acute; lateral veins abaxially conspicuous. Cymes 1-3-flowered; peduncle 5.5-7 cm, densely brownish yellow appressed puberulent; bracts linear, 3-6 mm. Pedicel 4-12 mm. Calyx actinomorphic, 5-sect from base; segments equal, linear, 5.5-6 X ca. 1 mm, outside densely brownish yellow appressed puberulent. Corolla purple-blue, outside sparsely puberulent, inside glabrous; tube ca. 5 mm; adaxial lip ca. 5 mm, indistinctly 2-lobed; abaxial lip ca. 8 mm. Filaments ca. 3 mm, minutely hispid; anthers ca. 1 mm, beakless; staminodes 2. Pistil ca. 1 cm; ovary ca. 3 mm, appressed puberulent. Style sparsely puberulent near base. Capsule to 1.2 cm. Fl. Oct, fr. Nov-Jan.

* Rocks in valley forests; 1000-1700 m. SE Yunnan (Malipo Xian, Pingbian Xian).


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