54 Charles E. Bessey 



Family i6i. Lennoaceae. Parasitic, leafless herbs; ovary su- 

 perior, lo- to 14-carpellary, 20- to 28-celled; ovules solitary; 

 anthers dehiscing by a slit. Lcnnoa. (Pf. IV, i, 12.) 



Order Ebenales. Flowers regular, perfect, or diclinous; sta- 

 mens opposite to the corolla-lobes ; ovary 2- to many-celled ; seeds 

 mostly solitary or few, usually large. 



Family 162. Sapotaceae. Sapodillas. Tropical trees and 

 shrubs with mostly alternate leaves; flowers mostly perfect; sta- 

 mens attached to the corolla ; ovary superior. Achras, Sideroxy- 

 lon, Chrysophylliiiii, Mirniisops. (Pf. IV, i, 126.) 



Family 163. Ebenaceae. Ebonys. Tropical and subtropical 

 trees and shrubs, with very hard wood, and mostly alternate 

 leaves ; flowers mostly dioecious ; stamens usually free from the 

 corolla; ovary superior. Diospyros, Maba. (Pf. IV, i, 153.) 



Family 164. Symplocaceae. Tropical and subtropical trees 

 and shrubs, with mostly perfect flowers ; stamens many. Sym- 

 plocos. (Pf. IV, I, 165.) 



Family 165. Styracaceae. Styraxes. Trees and shrubs with 

 alternate leaves; flowers mostly perfect; stamens attached to the 

 corolla; ovary usually inferior. Halesia, Styra.v. (Pf. IV, i, 

 172.) 



Super-Order Axiflorae-Gamopetalae-Dicarpellatae. Car- 

 pels typically two, united; petals united. Flowers from actino- 

 morphic to zygomorphic. 



Order Polemoniales. Corolla actinomorphic (regular) ; sta- 

 mens alternate with the corolla-lobes, and of the same number; 

 leaves mostly alternate. 



Family 166. Polemoniaceae. Phloxes. Herbs (and shrubs) 

 with alternate or opposite leaves ; corolla-lobes contorted ; ovary 

 tricarpellary, 3-celled ; ovules 2 or more. Cobaea, Phlox, Gilia, 

 Polemoniiiiii. (Pf. IV, 3a, 40.) 



Family 167. Convolvulaceae. Morning Glories. Herbs, shrubs 

 (and trees) with alternate leaves; corolla-limb more or less 

 plicate (rarely imbricated); ovary 2- (3- to 5-) celled; ovules 



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