罗甸地皮消 luo dian di pi xiao

Ruellia cavaleriei H. Léveillé, Repert. Spec. Nov. Regni Veg. 12: 21. 1913.

Herbs to 15 cm tall. Stems ca. 1.5 cm. Petiole 0.7-2.7 cm; leaf blade oblanceolate to spatulate, 4-12 × 1-3 cm, both surfaces sparsely strigose, secondary veins 4-6 on each side of midvein, base attenuate and decurrent onto petiole, margin undulate, apex rounded to acute. Spikes ca. 3 cm, with 4-6 nodes; rachis sparsely strigose; bracts ovate, 1-4 × 0.5-1.5 cm, reduced in size apically on rachis, glabrous, 4-6-veined, base broadly cuneate, apex acute; bracteoles triangular-lanceolate, ca. 3.5 × 1 mm, glabrous. Calyx ca. 5 mm, outside apically glandular pubescent; lobes triangular-lanceolate, ca. 3 × 0.7 mm, equal. Corolla purple, light blue, yellow, or white, ca. 1.5 cm, outside pubescent but soon glabrescent on limb and throat; tube basally cylindric and narrow for ca. 6 mm, throat ca. 4 mm; lobes oblong, ca. 6 × 6 mm, equal, apex emarginate. Stamen longer pair ca. 3 mm, shorter pair ca. 1.5 mm; anther thecae glabrous. Ovary ca. 3 mm; style ca. 1 cm. Capsule ca. 15 × 3 mm, glabrous, 8-12-seeded. Seeds broadly ovate in outline, ca. 1.4 × 1 mm, covered with dense appressed trichomes. Fl. Aug-Oct, fr. Nov-Jan.

● Thickets, forests; 100-1400 m. Guangxi, Guizhou, Yunnan.