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FOC | Family List | FOC Vol. 18 | Scrophulariaceae | Mazus

16. Mazus surculosus D. Don, Prodr. Fl. Nepal. 87. 1825.

西藏通泉草 xi zang tong quan cao

Perennials, to 8 cm tall, sparsely white villous. Stems short; stolons slender, internodes more than 4 cm. Basal leaves rosulate; leaf blade obovate to spatulate, 2-7 cm including petiole, papery, base often pinnately pandurate parted, margin irregularly crenate, apex rounded. Leaves on stolons opposite, short petiolate; leaf blade rotund to obovate, much smaller than basal leaves. Scape longer than leaves, erect; racemes with flowers almost from base, lax. Basal pedicels to 2 cm. Calyx tube campanulate, 4-8 mm; lobes ca. 1/3 as long as calyx, broadly ovate, apex obtuse to subacute. Corolla pink to light purple, ca. 2 X as long as calyx; lower lip middle lobe ovate and longer than lateral lobes; upper lip erect, short, lobes suborbicular. Capsule ovoid, ca. 4 mm. Seeds surface smooth. Fl. and fr. Jun-Jul.

Grassland at forest edges; 2000-3300 m. Xizang, Yunnan [Bhutan, India, Kashmir, Nepal, Sikkim].


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