Engler, Adolf Das Pflanzenreich : regni vegetabilis conspectus - Euphorbiaceae acalypheae chrozophorinae Adolf Engler ; F Pax - Dehra Dun Bishen Singh Mahendra Pal Singh 1994 - 142 p. : ill. ; 24 cm Includes index Subjects--Topical Terms: BotaniqueEuphorbiacées Dewey Class. No.: 580 ENG