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

19. Briggsia elegantissima (H. Léveillé & Vaniot) Craib, Notes Roy. Bot. Gard. Edinburgh. 11: 265. 1919.

紫花粗筒苣苔 zi hua cu tong ju tai

Didissandra elegantissima H. Léveillé & Vaniot in H. Léveillé, Compt. Rend. Assoc. Franç. Avancem. Sci. 34: 425. 1906; Didymocarpus elegantissimus (H. Léveillé & Vaniot) H. Léveillé.

Plants stemless. Petiole 1.5-5.5(-7.5) cm, densely brown villous; leaf blade elliptic to ovate, 2.6-5.5(-8) X 1.5-3(-5.5) cm, adaxially densely brownish gray appressed pubescent, abaxially brownish gray appressed pubescent, base cuneate to rounded, margin crenate-serrate, apex acute to rounded; lateral veins 4 or 5 on each side of midrib, adaxially inconspicuous, abaxially prominent. Cymes 1-4-flowered; peduncle 10-20 cm, brownish villous; bracts 2, lanceolate, 6-10 X 1-2 mm, outside villous, inside glabrous, margin entire. Calyx segments narrowly lanceolate, 4-8 X 1.3-2 mm, outside brownish villous, margin entire, veins indistinct. Corolla purple, inside abaxial lip purple spotted, 2.6-3.4(-4.6) cm, outside pubescent, inside pubescent; tube 2.2-2.7(-3) X 0.7-1(-1.8) cm; adaxial lip 4-5 mm, lobes oblong, 3-4 X ca. 2 mm, apex rounded; abaxial lip 1-1.4 cm, lobes oblong, ca. 7 X 5 mm, apex rounded, shallowly crenulate. Adaxial stamens adnate to corolla ca. 3 mm above base, ca. 1.7 cm, abaxial ones adnate to corolla ca. 1.5 mm above base, ca. 2.3 cm; filaments pubescent; anthers reniform, thecae not confluent; staminode ca. 0.5 mm. Pistil ca. 2 cm, glandular pubescent. Style 4-5 mm. Capsule 6-6.5 cm, glabrescent. Fl. and fr. Aug.

* Damp, rocky cliffs; ca. 600 m. Guizhou (Pingfa Xian, Dushan Xian).


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