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

32. Justicia lianshanica (H. S. Lo) H. S. Lo, Guihaia. 17: 50. 1997.

广东爵床 guang dong jue chuang

Mananthes lianshanica H. S. Lo, Bull. Bot. Res., Harbin 1(4): 105. 1981.

Herbs to 30 cm tall. Stems 4-angled, basally prostrate and rooting at nodes then erect, sulcate, bifariously pubescent to glabrescent. Petiole 1.5-3.5 cm, pubescent; leaf blade ovate, 3.5-14 × 2-6 cm, thinly papery, abaxially glabrous or sparsely puberulent along veins, adaxially glabrous, secondary veins 6-8 on each side of midvein and meeting near margin, base shallowly cordate to subtruncate, margin slightly undulate or subentire, apex obtuse. Spikes terminal; rachis densely pubescent, usually 1-flowered per node; bracts ovate-lanceolate, 2-3 mm, abaxially pubescent; bracteoles similar to bracts. Calyx ca. 4 mm, outside gland-tipped pubescent, 5-lobed almost to base; lobes lanceolate, ca. 3.5 × 0.7 mm. Corolla yellow with purplish spots on lower lip, ca. 8 mm, outside gland-tipped pubescent; tube slightly widened apically; lower lip ca. 3.5 mm, broader than upper lip, patent, 3-lobed, lobes ovate and apex rounded; upper lip triangular, ca. 2.2 mm, erect, apex emarginate. Staminal filaments ca. 3 mm, glabrous; anther thecae ovoid, superposed, lower one spurred at base. Ovary hirsute; style ca. 9 mm, subglabrous. Capsule (immature) clavate, hirsute. Fl. May-Jul.

● Forests on rocks; 300-800 m. Guangdong, Guangxi.


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