74 Charles E. Besscy 



Family 192. Crossosomataceae. Southwest North American 

 shrubs, with small leaves and a bitter bark; sepals and petals 5 

 each; stamens 20 or more; carpels 3-5. Crossosoma. (Pf. Nach. 



185.) 



Family 193. Connaraceae. Trees and shrubs with alternate 

 compound leaves; stamens definite: pistils i to 5, free; ovules 2, 

 ascending, orthotropous. Connarus, Cnestis. (Pf. Ill, 3, 61.) 



Family 194. Leguminosae. Trees, shrubs, and herbs, with al- 

 ternate^ simple, or more commonly, compound leaves, with ac- 

 tinomorphic or zygomorphic flowers ; pistil single, monocarpel- 

 lary, developing into a legume. Usually separated into three 

 subfamilies or families, — Mimosaccac, Cacsalpiniaccae, and Pa- 

 pilionaccac. One of the largest of plant families (7,000 so.) 

 distributed throughout all parts of the earth. Acacia^ Mimosa, 

 Cassia, Cacsalpinia, Glcditsia, Gyniiiocladus, Lupinus, Mcdicago, 

 Trifolium, Rohinia, Astragalus, Arachis, l^icia, Pisuin, Phascoliis. 

 (Pf. Ill, 3, 70.) 



Family 195. Saxifragaceae. Herbs, shrubs, and trees with al- 

 ternate or opposite leaves; stamens mostly definite; pistils usu- 

 ally compound, ovules indefinite. Siillivantia, Saxifraga, Heu- 

 chera, Parnassia, Philadclphus, Hydrans^ea, Ribes. (Pf. Ill, 2a, 



41.) ' • 



Family 196. Crassulaceae. Mostly fleshy herbs, with opposite 



or alternate leaves ; stamens definite ; pistils several, free or little 



united, ovules indefinite. Scdum, Cotyledon, Crassula, Pcntho- 



rnm. (Pf. Ill, 2a, 23.) 



Family 197. Cephalotaceae. Perennial Australian herbs wdth 

 a whorl of pipe-shaped radical leaves, and an erect, spicate flow- 

 ' ering stem. Ccplialotns. (Pf. Ill, 2a, 39.) 



Family 198. Pittosporaceae. Trees and shrubs of the south- 

 ern hemisphere, with alternate leaves ; sepals, petals, and stamens 

 5 each. Pittosporum, Marianthus. (Pf. Ill, 2a, 106.) 



Family 199. Brunelliaceae. South American trees, with op- 

 posite or whorled leaves ; sepals and petals 4 to 5 or 7 each ; sta- 

 mens twice as many ; carpels usually 4 to 5, free. BrnncUia. (Pf. 

 Nach. 182.) 



348 



