Fifteen laticiferous plant species of Apocyanaceae, Asclepiadaceae, Co
nvolvulaceae, Euphorbiaceae were tested for their suitability as alter
native sources of renewable energy, and phytochemicals. Their polyphen
ol, oil and hydrocarbon contents were analysed. Among them the best sp
ecies were Carissa carandas L., Ceropegia juncea Roxb., Hemidesmus ind
icus R. Br: and Sarcostemma brunourianum W.A. (C) 1998 Elsevier Scienc
e Ltd. All rights reserved.