蓼状微孔草 liao zhuang wei kong cao

Stems branched from base, 6-11 cm tall, densely short strigose, somewhat spreading bristly; branches 3-6, gradually ascending or suberect, with short secondary branchlets to 2 cm. Lower stem leaves petiolate; upper stem leaves ± sessile, gradually reduced upward, narrowly oblong to oblong, 1-2.2 cm × 3-6 mm, abaxially densely short strigose, adaxially densely hirsute, sometimes hispid, sparsely bristly along margin, hairs discoid at base, base cuneate, apex acute. Flowers opposite leaves on lower part of stems, few borne in leaf axils and apices of branches. Pedicel less than 1 mm, to 1-2 mm in fruit, hispid. Calyx ca. 2 mm, to 3 mm in fruit; lobes narrowly triangular, hirsute outside. Corolla white, glabrous; tube ca. 1 mm; appendages lunate, ca. 0.2 mm; limb ca. 2 mm wide; lobes suborbicular. Nutlets ovoid, ca. 1.5 × 1 mm, finely tuberculate, glabrous; aperture at center. Fl. Aug-Sep.

* Hillsides; ca. 3300 m. Yunnan (Dêqên Xian).