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FOC | Family List | FOC Vol. 19 | Acanthaceae | Strobilanthes

10. Strobilanthes labordei H. Léveillé, Repert. Spec. Nov. Regni Veg. 12: 20. 1913.

薄叶马蓝 bao ye ma lan

Acanthopale debilis C. B. Clarke ex S. Moore; A. labordei (H. Léveillé) Handel-Mazzetti; Championella debilis Bremekamp; C. labordei (H. Léveillé) E. Hossain; Strobilanthes debilis Hemsley (1890), not C. B. Clarke (1885).

Herbs, creeping, branched, isophyllous. Stems white villous, rooting at nodes. Petiole 5-10 mm; leaf blade ovate, 2-3 × 1.5-2 cm, both surfaces white hirsute, abaxially glaucous, adaxially green and sometimes purplish dotted, secondary veins 4 or 5 on each side of midvein, base broadly cuneate to rounded, margin sparsely crenulate, apex acuminate. Inflorescences terminal, abbreviated to headlike spikes, ca. 1 cm, densely covered with large-celled white trichomes; bracts leaflike, 1-2 cm; bracteoles linear, ca. 5 mm. Calyx 5-7 mm, 5-lobed almost to base; lobes linear-lanceolate, densely white hirsute. Corolla purplish blue to violet, 1.5-1.8 cm, outside pubescent, inside glabrous except for trichomes retaining style; tube basally cylindric and narrow then gradually widened to ca. 1.2 cm at mouth; lobes oblong, ca. 3 × 3 mm, subequal, apex rounded. Stamens 4; shorter filament pair ca. 3 mm; longer filament pair ca. 7 mm, exserted; anther thecae ca. 1.8 × 1 mm, weakly exserted; pollen type 11. Ovary pilose at tip; style ca. 1.2 cm, pilose. Capsule narrowly obovoid, 6-8 mm, 4-seeded, apex pilose. Seeds ovate in outline, ca. 2 × 2 mm, pubescent. Fl. Aug-Dec.

● Valleys, moist places; 400-1800 m. Chongqing, Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangxi, Sichuan.


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