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FOC | Family List | FOC Vol. 17 | Lamiaceae | Gomphostemma

14. Gomphostemma chinense Oliver, Hooker's Icon. Pl. 15: 54. 1884.

中华锥花 zhong hua zhui hua

Herbs rhizomatous. Stems 24-80 cm tall, densely stellate tomentose. Petiole 2-6 cm, concave-convex, densely stellate tomentose; leaf blade elliptic to ovate-elliptic, 4-13 × 2-7 cm, herbaceous, adaxially stellate villous and sparsely appressed hispidulous, abaxially dense gray stellate tomentose, base obtuse to rounded, margin irregularly coarse serrate to subentire, apex obtuse. Cyme inserted at stem base or leaf axils, 4- to many flowered, 2.5-10 cm; peduncle to ca. 2.2 cm; bracts elliptic to lanceolate, 11-16 × 5-7 mm, margin coarsely serrate or entire on apical half; bracteoles linear, shorter than bracts. Calyx narrowly campanulate in flower, 12-13 × 5-6 mm, densely gray stellate tomentose outside, sparsely hirtellous or subglabrous inside except on teeth; teeth lanceolate to narrowly lanceolate, 6-7 mm, apically acuminate. Corolla yellowish to white, ca. 5.2 cm, sparsely puberulent outside, glabrous inside; tube ca. 3 mm wide, abruptly dilated from apical 1/3 to 9 mm wide at throat; upper lip erect, ca. 6 × 8 mm, apex rounded and emarginate; lower lip 1-1.4 × 1.3-1.9 cm, middle lobe obovate-subcircular, 7-8 × 6-7 mm; lateral lobes ovate, ca. 5 × 5 mm. Stamens almost as long as upper lip of corolla; filaments complanate, margin puberulent. Style shorter than stamens, slightly thicker on apical 2/3, apically unequally 2-cleft. Nutlets 4 per flower at maturity, obovoid, triquetrous, ca. 4 × 2.8 mm, brown, bullate, hairy. Fl. Jul-Aug, fr. Oct-Dec.

Moist, densely forested valleys; 500-700 m. Fujian, Guangdong, Guangxi, Hainan, Jiangxi [Vietnam]


1 Leaf blade adaxially densely stellate villous and sparsely appressed hispidulous; inflores- cences inserted at stem base   14a var. chinense
+ Leaf blade adaxially sparsely hispidulous with a few stellate hairs; inflorescences inserted mostly at leaf axils along stem   14b var. cauliflorum

Lower Taxa


 

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