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

2. Rungia mina H. S. Lo, Acta Phytotax. Sin. 16(4): 93. 1978.

矮孩儿草 ai hai er cao

Herbs 6-10 cm tall. Stems ca. 1 mm in diam., erect, usually unbranched, white retrorsely gland-tipped pubescent. Petiole 2-5 mm, densely pubescent; leaf blade ovate or broadly ovate, 5-20 × 4-10 mm, both surfaces sparsely pubescent, secondary veins 2 or 3 on each side of midvein, base broadly cuneate, margin entire, apex obtuse. Spikes terminal or axillary, sessile, globose to ovoid, 5-10 mm, 2-sided, contracted; bracts all fertile, obovate to spatulate-obovate, ca. 4 × 3 mm, abaxially pilose, margin hyaline and ciliolate, apex obtuse to sometimes acute; bracteoles boat-shaped, ca. 3 × 2 mm, concave, margin ciliolate. Calyx 5-lobed almost to base; lobes linear-lanceolate, 1.5-1.7 mm, apex acuminate. Corolla purple, ca. 3.8 mm; tube ca. 2 mm; lower lip ca. 1.8 mm, patent, 3-lobed, lobes suborbicular, ca. 0.5 mm in diam., and outside slightly pubescent on central one; upper lip broadly triangular, ca. 1.5 mm, erect, apex emarginate. Staminal filaments ca. 1.5 mm; anther thecae ovoid. Ovary glabrous; style ca. 4 mm, glabrous. Capsule ca. 2.7 mm, glabrous. Fl. Sep.

● Wet places in forests; ca. 1400 m. Yunnan.


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