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

9. Petrocosmea forrestii Craib, Notes Roy. Bot. Gard. Edinburgh. 11: 273. 1919.

大理石蝴蝶 da li shi hu die

Petiole 1-4 cm, puberulent; leaf blade rhombic-elliptic to broadly elliptic or nearly orbicular, 0.5-2.8 X 0.4-2.6 cm, adaxially appressed puberulent to sericeous, abaxially densely pilose, base broadly cuneate, margin shallowly crenulate to entire, apex obtuse to rounded; lateral veins inconspicuous. Cymes 1-flowered; peduncle 4-7 cm, puberulent; bracts linear, ca. 2 mm. Pedicel ca. 1.4 cm. Calyx actinomorphic, 5-sect from base; segments equal, lanceolate, 3-4 X 0.7-1 mm, outside puberulent. Corolla blue-purple, outside sparsely puberulent, inside densely pubescent on adaxial lip; tube 3.5-4 mm; adaxial lip 3.5-5 mm, distinctly 2-lobed; abaxial lip 7-9 mm. Filaments 1.5-2 mm, glabrous; anthers oblong, 1-2 mm, beakless; staminodes 3. Pistil 5-7 mm; ovary 1-2 mm, puberulent toward style. Style puberulent to glabrescent. Capsule 4-5 mm. Fl. and fr. Jul.

* Rocks in shady areas; 1600-2000 m. SW Sichuan, N Yunnan.


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