368 THE PLANT PHYLA 



stamens (or the latter may be at- 

 tached to the corolla). 

 Super-Order Calyciflorae-Apopetalae. Petals separate. 

 Carpels many to few, separate to 

 united, superior to inferior. 

 Order Rosales. Flowers usually perfect, regular or irregu- 

 lar; carpels from wholly separate to 

 more or less united, sometimes over- 

 grown by the axis-cup; styles distinct. 

 - Family 192. Rosaceae. Roses. Herbs, shrubs and 

 trees, with mostly alternate leave3 

 and indefinite stamens; carpels from 

 many to one, free. — Potentilla, Fra- 

 garia, Spiraea, Rosa. 



Family 193. IVIalaceae. Apples. Shrubs and trees, 

 with alternate leaves, and usually 

 many stamens; carpels few, more or 

 less united to the axis cup. — Malus, 

 Pirus, Crataegus. 



Family 194. Prunaceae. Plums. Shrubs and trees 

 with alternate leaves, and many 

 stamens; carpel one, in the bottom 

 of the deep cup, becoming a drupe on 

 ripening. — Prunus, Amygdalus. 



Family 195. Crossosomataceae; 196, Connaraceae. 



Family 197. Mimosaceae. The Mimosas. Trees, 

 shrubs and herbs, with alternate, 

 mostly compound leaves; flowers 

 regular; stamens 10 or more, usually 

 separate; carpel one, ripening into a 

 legume. — Acacia, Mimosa. 



Family 198. Cassiaceae. The Sennas. Trees, shrubs 

 and herbs, with alternate, mostly 

 compound leaves; flowers irregular; 

 stamens 10 or less, usually separate; 

 carpel one, ripening into a legume. — 

 Cassia, Caesalpinia, Gleditsia, Gym- 

 nocladus. 



Family 199. Fabaceae. The Beans. Herbs, and some 

 shrubs and trees, with alternate, 

 mostly compound leaves; flowers ir- 



