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

24. Lindernia ruellioides (Colsmann) Pennell, Brittonia. 2: 182. 1936.

旱田草 han tian cao

Gratiola ruellioides Colsmann, Prodr. Descr. Gratiol. 12. 1793; Bonnaya reptans (Roxburgh) Sprengel; Gratiola reptans Roxburgh; Ilysanthes ruellioides (Colsmann) Kuntze.

Annuals, 10-15 cm tall. Stolons to 30 cm. Stems rarely erect, usually branched, subglabrous, rooting from nodes. Petiole 0.3-2 cm, distally thicker; leaf blade oblong, elliptic, ovate-oblong, or orbicular, 1-4 X 0.6-2 cm, scabrous pubescent to subglabrous, base subamplexicaul or broadly cuneate, margin above base densely and regularly acute-serrate, apex obtuse to acute. Racemes terminal, 2-10-flowered; bracts lanceolate-linear. Pedicel short, distally gradually thicker, glabrous. Calyx ca. 6 mm, to 1 cm in fruit, base connate; lobes linear-lanceolate, glabrous. Corolla purple-red, 1-1.4 cm; tube 7-9 mm; lower lip 3-lobed, lobes subequal or middle lobe slightly larger than other lobes; upper lip 2-lobed. Fertile stamens 2, posterior, unappendaged; sterile stamens 2, anterior. Stigma flattened. Capsule conical, ca. 2 X as long as persistent calyx. Seeds brown, ellipsoid. Fl. Jun-Sep, fr. Jul-Nov.

Grassland, plains, mountain valleys, forests; below 1500 m. Fujian, Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangxi, Sichuan, Taiwan, Yunnan, Zhejiang [Cambodia, India, Indonesia, Japan (Ryukyu Islands), Malaysia, Myanmar, New Guinea, Philippines, Vietnam].

Used medicinally.


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