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

10. Briggsia mairei Craib, Notes Roy. Bot. Gard. Edinburgh. 11: 239. 1919.

东川粗筒苣苔 dong chuan cu tong ju tai

Plants stemless. Petiole 3.5-9.5 cm, densely brown villous; leaf blade sometimes oblique, ovate to elliptic, 4-8(-14) X 2-4.2 cm, adaxially yellow to gray pilose, abaxially sparsely pubescent, brown villous along veins, base cuneate to cordate, margin dentate to serrate, apex acute; lateral veins 6-8 on each side of midrib, adaxially conspicuous, abaxially prominent. Cymes 1-5-flowered; peduncle 4.5-21 cm, sparsely to densely brownish villous; bracts 2, lanceolate to obovate, 3-6 X 2-3 mm, outside brownish villous, inside glabrous, margin entire. Calyx segments lanceolate to ovate, 4-6 X 1.5-3 mm, outside brownish villous, margin entire, veins indistinct. Corolla purple, inside spotted, 3-4.2 cm, outside glandular puberulent, denser basally, inside glandular puberulent, more densely so on adaxial lip; tube 2-2.8 X 1-1.4 cm; adaxial lip 2-5 mm, lobes semiorbicular, ca. 1 X 3 mm, apex rounded; abaxial lip 1-1.5 cm, lobes semiorbicular, 4-7.5 X 4-6 mm, apex rounded. Adaxial stamens adnate to corolla ca. 1 cm above base, ca. 8 mm, abaxial ones adnate to corolla ca. 5 mm above base, ca. 1.5 cm; filaments pale yellow villous near base, glabrescent near apex; anthers reniform, thecae confluent; staminode unknown. Pistil ca. 2.2 cm, glabrous. Style 7-8 mm. Capsule ca. 5.5 cm, glabrous. Fl. Jul-Oct, fr. Sep.

* Slopes under forests; 2600-3000 m. Yunnan (Dongchuan Xian).


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