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

4. Rhynchotechum discolor (Maximowicz) B. L. Burtt, Notes Roy. Bot. Gard. Edinburgh. 24: 37. 1962.

异色线柱苣苔 yi se xian zhu ju tai

Stems 15-60 cm, basally glabrescent, densely brown woolly. Leaves alternate or some opposite or nearly so; petiole 0.4-3.7 cm, densely appressed, brown woolly; leaf blade oblanceolate to obovate or elliptic, (4.5-)6.5-17 X (1.2-)2.5-6.5 cm, adaxially appressed villous, glabrescent, abaxially villous, glabrescent, woolly along veins, base sometimes oblique, attenuate, margin denticulate to serrulate or pinnately lobed to coarsely dentate, apex acute to acuminate. Cymes (5-)10-25-flowered; peduncle 1.8-6 cm, densely appressed brown woolly; bracts 5-10 mm. Pedicel 1-4 mm. Calyx segments linear to narrowly triangular, 4-6 mm, outside densely appressed woolly, inside villous near apex. Corolla white, 4-5 mm; tube ca. 1 mm; adaxial lip ca. 3 mm; nearly equalling abaxial lip. Stamens adnate to corolla near base, ca. 2 mm; staminode ca. 0.5 mm. Pistil 3-3.5 mm, puberulent; ovary ca. 1.5 mm. Berry whitish to light brown, 5-8 mm, pilose basally, puberulent above, sometimes glabrescent. Fl. Feb-Sep, fr. Jul-Mar.

Shady areas in valley forests; near sea level to 1700 m. S Fujian, E Guangdong, Hainan, Taiwan [Japan, Philippines].


1 Leaf blade margin denticulate to serrulate   4a var. discolor
+ Leaf blade margin pinnately lobed to coarsely dentate   4b var. incisum

Lower Taxa


 

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