Cnesmone mairei (H. Lév.) Croizat

Subshrubs, twining or climbing, 3-5 m tall, most parts densely yellowish villous and with stinging hairs. Stipules triangular, ca. 3 mm, pilose; petiole 1-4.5 cm, villous; leaf blade broadly ovate or triangular-ovate, often shortly 3-lobed, 3-6 × 2-4 cm, papery, villous, more densely so abaxially and on major veins, base cordate, margin irregularly serrate, apex abruptly acuminate; basal veins 3-5, lateral veins 3-5 pairs. Racemes 6-10 cm, villous; peduncle 1-5 cm; female flowers 1-3, male flowers many; bracts narrowly ovate or lanceolate, 2-3 mm. Male flowers: pedicel ca. 2 mm; calyx globose in bud, 2.5-3 mm in diam., pilose; calyx lobes 3, broadly ovate or triangular-ovate, ca. 2 mm; stamens ca. 1 mm. Female flowers subsessile; sepals 6, unequal, pubescent, larger 3 obovate, 3.5-5 × 2.5-3 mm, margin dentate, smaller 3 oblanceolate, 1-3 × 0.5-1.5 mm, slightly larger in fruit; ovary densely hispid; styles thick, wide-spreading, plumose-papillose. Capsule hispid, 4-5 × 8-9 mm. Seeds globose, ca. 4 mm in diam. Fl. Jun-Jul, fr. Jul-Aug.

Yunnan.

● Along river valleys, thickets; 700-1000 m.

Alchornea mairei H. Léveillé, Cat. Pl. Yun-Nan. 94. 1916; Cenesmon mairei (H. Léveillé) Gagnepain; Tragia mairei (H. Léveillé) Rehder.

Cnesmone mairei là một loài thực vật có hoa trong họ Đại kích. Loài này được (H.Lév.) Croizat mô tả khoa học đầu tiên năm 1941.

粗毛藤（学名：Cnesmone mairei）为大戟科粗毛藤属下的一个种。