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

33. Justicia cardiophylla D. Fang & H. S. Lo, Guihaia. 17: 57. 1997.

心叶爵床 xin ye jue chuang

Mananthes cardiophylla (D. Fang & H. S. Lo) C. Y. Wu & C. C. Hu.

Herbs 20-50 cm tall. Stems terete, glabrous. Petiole 3.5-11 mm, glabrous or somewhat gland-tipped puberulent; leaf blade cordate to rarely broadly ovate, 3.5-12 × 2-9 cm, papery, glabrous, secondary veins 5-7 on each side of midvein, base cordate to ± truncate, margin subentire, apex acute to rarely shortly acuminate. Spikes terminal, 3.5-11 cm, unbranched or sometimes 1-branched; peduncle 7.5-20.5 cm, somewhat bifariously pubescent; rachis densely pubescent, (1 or)2-5-flowered per node; bracts triangular, 1.5-2 × ca. 1 mm, abaxially puberulent, margin ciliate; bracteoles subtriangular, ca. 1.5 mm, abaxially puberulent. Calyx ca. 2 mm, outside puberulent, 5-lobed almost to base; lobes linear-triangular, ca. 1.5 × 0.6 mm. Corolla greenish yellow, ca. 7 mm, outside pubescent; lower lip patent, 3-lobed, lobes ca. 1 mm and apex rounded; upper lip triangular, ca. 3.5 mm, erect, apex emarginate. Staminal filaments ca. 2 mm, glabrous; anther thecae linear, ca. 1 mm, unequal, superposed, lower one spurred at base. Ovary pubescent; style ca. 3.5 mm, basal portion sparsely puberulent. Capsule clavate, ca. 1.5 cm, pubescent, 4-seeded. Seeds ovate in outline, ca. 1.3 × 1.3 mm, verrucose. Fl. Mar-Jun.

Rocky limestone hills; 400-600 m. Guangxi [Vietnam].


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