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

9. Briggsia stewardii W. Y. Chun, Sunyatsenia. 6: 303. 1946.

广西粗筒苣苔 guang xi cu tong ju tai

Plants stemless. Petiole to 4 cm, densely brownish villous; leaf blade elliptic to ovate or obovate, 5-15 X 2.5-5 cm, pale yellow appressed pubescent and villous, abaxially yellowish to brownish pubescent along veins, base narrowly cuneate to attenuate, margin irregularly, coarsely crenate-serrate, apex rounded to acute; lateral veins 5-9 on each side of midrib, conspicuous on both surfaces. Cymes 3-6-flowered; peduncle 9-13 cm, sparsely pubescent to glabrescent; bracts 2, linear to oblanceolate, 3-4 X 0.7-1 mm, pubescent to puberulent, margin entire. Calyx segments elliptic to lanceolate, 3-3.5 X 1.2-2 mm, outside sparsely pubescent, margin entire, obscurely 3-veined. Corolla blue to pale purple, inside purplish spotted, 3-4 cm, outside glabrous, inside glabrous; tube 2-2.3 X 1.3-1.5 cm; adaxial lip 6-9 mm, lobes oblong, 4-6 X ca. 2.5 mm, apex rounded; abaxial lip 1.2-1.3 cm, lobes oblong, ca. 6 X 5 mm, apex rounded. Adaxial stamens adnate to corolla ca. 3 mm above base, ca. 2 cm, abaxial ones adnate to corolla ca. 2 mm above base, ca. 2.3 cm; filaments sparsely glandular pubescent; anthers reniform, thecae confluent; staminode ca. 0.5 mm. Pistil 2.2-2.8 cm, glabrous. Style 5-10 mm. Fruit unknown. Fl. Sep.

* Shady, damp forests; ca. 300 m. Guangxi (Sanjiang Xian).


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