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FOC | Family List | FOC Vol. 11 | Euphorbiaceae | Acalypha

7. Acalypha mairei (H. Léveillé) Schneider in Sargent, Pl. Wilson. 301. 1916.

毛叶铁苋菜 mao ye tie xian cai

Morus mairei H. Léveillé, Repert. Spec. Nov. Regni Veg. 13: 265. 1914.

Deciduous shrubs, 1-4 m tall. Branchlets yellowish tomentose or sericeous when young; branches elongated, reddish, glabrous. Stipules lanceolate, 3-6 cm, pilose, deciduous; petiole 1.5-6 cm, pilose; leaf blade ovate or broadly ovate, 3-11 × 2-7 cm, membranous, both surfaces pilose, base cuneate, margin coarsely serrate, apex acuminate; basal veins 3. Spike axillary, often unisexual, rarely bisexual, slender, 3-6 cm, pubescent, peduncle 5-7 mm; flowers entirely male, rarely base with 1 female flower; female inflorescence abbreviated, with only 1 flower, peduncle often ca. 1 mm; female bracts suborbicular, 3-4 mm, fruiting accrescent, 5-7 mm, 7-11-denticulate, pilose; male bracts loose, lanceolate, ca. 1 mm, pilose. Male flowers 7-15, fascicled or glomerate; pedicel ca. 1 mm, pilose; sepals 4, subtriangular, ca. 0.7 mm, pilose; stamens 8. Female flower subsessile; sepals 4(-5), unequal, sublanceolate, 1-1.5 mm, pilose; ovary hairy and shortly echinate; styles 3, 2.5-3.5 mm, ca. 15-pectinate-lacinulate. Capsule 3-locular, ca. 2.5 mm in diam., softly many echinate, with pilose hairs, ca. 1 mm. Seeds ovoid, ca. 2 mm. Fl. Mar-Aug, fr. Jul-Sep.

Rocky limestone hills or ravine thickets; 700-2200 m. NW Guangxi, SW Sichuan, Yunnan [N Thailand].


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