EUPHORBIACEiE. (SPURGE FAMILY.) 717 



5 E. Postii. 



* * * Leaves opposite, or scattered, not stiimled, the Jforal opposite or 

 whorled. Glands not a2'>pendaged, entire, or truncate-^-horned. 



t All the leaves except the lowest opi^osite. Glands pectinately 2-'^-deJt. 

 Styles undivided. Inflorescence forlced. Annuals. 



6 E. lanata. 



t t Leaves not ojjj^osite, scattered or crowded. Bracteoles between staminate 

 floicers hirsute or plumose. 



X Glands truncate-'^-horned. Infloresenceumlelled. Carimcle of seed conical, 

 elongated, longitudinally grooved. Ammals. 



7 E. cornuta. 



I l Glands transversely ovate, with rounded margin, not 2-horned. In- 

 florescence umdelled. Annuals and perennials. 

 § Seeds smooth. 

 *\ Capsule smooth or minutely tiibercled. (8) annual, others perennial. 



8 E. altissima, 9 arguta, 10 eriophora, 11 Gaillardoti. 



*[ % Capsule loarty. (13) annual, (13-15) j^ereiiniah. 

 13 E. Cybirensis, 13 Apios, 14 thamnoides, ]5 erinacea. 

 § § Seeds minutely tulercled. Capsule warty and villous. Perennicds. 



16 E. i3ubescens. 



§ § § Seeds netted-iorin'kled. Annuals. 



17 E. helioscopia, 18 Berythea, 19 oxyodonta. * 



§ § § § Seeds pitted, or excavated-grooved. (30) perennial, (31) annual, 



30 E. Cassia, 31 phymatosperma. 



XXX Glands truncate, vetuse, or more or less 2-horned. Inflorescence 

 umlelled, rarely dichotomous. 



§ Seeds tulercled. Annuals. 



23 E. Aleppica, 33 parvula, 34 exigua. 



§ § Seeds transversely grooved. Annuals. 



35 E. falcata. 



§ § § Seeds longitudinally grooved, or loith longitudinal rows of pits. 



Annuals. 



36 E. aulacosperma, 37 Peplus, 38 peploides, 39 Chamajpeplns. 

 § § § § Seeds irregulary p)itted, mottled, or netted-^DrinMed. 



*l Annuals. 



30 E. Szowitsii, 31 Keuteriana, 33 pusillima. 



^ IT Perennials. 



33 E. obovata, 34 Chesneyi, 35 caudiculosa. 



§ § § § § Seeds smooth. Perennials. 



1 Floral leaves free. 



