小叶地锦 xiao ye di jin

Euphorbia microphylla B. Heyne ex Roth, Nov. Pl. Sp. 229. 1821, not Lamarck (1788); Chamaesyce heyneana (Sprengel) Soják.

Herbs, annual, 8-17 cm tall. Root fibrous, 1-2 mm. Stems many from base, prostrate, 1-2 mm thick, light red or red. Leaves opposite; stipules membranous, subulate, caducous; petiole ca. 1 mm, leaf blade scalelike, 3-5 × 2-3 mm, base extremely oblique, margin subentire, apex rounded. Cyathia single or paired, axillary, peduncle absent; involucre campanulate, ca. 0.7 × 0.6 mm, glabrous, marginal lobes 5, triangular, apex acute; glands 4, narrowly elliptic, appendages white, very narrow. Male flowers 3-5, not exserted from involucre or reaching margin. Female flower pedicellate, nearly reaching margin of involucre; ovary glabrous; styles connate at base; stigma 2-lobed. Capsule 3-angular-globose, ca. 1.5 × 1.5 mm, smooth, glabrous. Seeds ovoid-angulate, light yellow, smooth; caruncle absent. Fl. and fr. Jun-Dec.

Roadsides, sunny slopes. S Fujian [Bangladesh, India, Malaysia, Myanmar, Pakistan, Thailand, Vietnam; Indian Ocean islands (Mauritius, Seychelles)].