白背叶(原变种) bai bei ye (yuan bian zhong)

Ricinus apelta Loureiro, Fl. Cochinch. 2: 585. 1790; Croton chinensis Geiseler; Mallotus apelta var. chinensis (Geiseler) Pax; Rottlera cantoniensis Sprengel; R. chinensis A. Jussieu.

Shrubs 1-4 m tall. Branchlets whitish and brownish stellate-tomentulose when young. Leaf blade 5-20 × 4-20 cm. Male inflorescence branched or unbranched, 15-30 cm. Infructescence drooping, 15-30 cm, whitish tomentose. Capsule spines 3-5 mm. Fl. May-Sep, fr. Aug-Nov.

Hill slopes, mountain valleys, thickets; below 100-1000 m. SW Fujian, Guangdong, Guangxi, Hainan, S Hunan, S Jiangxi, SE Yunnan [Vietnam].