Classification of Plants 



163 



Root parasites. Fruit dry, woody, 

 many-seeded ..... 



DD, Embryo curved. Ovary inferior or 

 superior. 

 Fruit 3- to many-celled ; ovary inferior 



or superior. 

 Stamens sometimes petal-like 

 Fruit I -celled ; petals mostly present . 

 A A. Petals present (wanting in Rosacese). 

 B. Ovary superior, free from the calyx. 

 C. Carpels several, separate ; stamens many, 



below the ovary ; sepals separate . 

 CC. Carpels 2 or more, united into a com- 

 pound ovary. Stamens beneath the 

 ovary. Receptacle not cup-shaped. 

 Ovules borne on the walls of the 

 ovary. Sepals mostly separate. 

 Petals 4 ; stamens 6, tetradynamous 



,, 4 ; stamens many ; ovary raised 

 on a stalk ...... 



Petals 5 ; stamens 5 ; insectiverous plants 



CCC. Carpels one or several, distinct or united ; 



stamens around or upon the ovary ; 



sepals mostly united or joined to a 



hollow receptacle. 



D. Seeds with endosperm ; leaves without 



stipules ; fleshy plants 

 DD. Seeds without or with very little endo- 

 sperm ; leaves mostly with stipules. 

 Carpels usually several ; if I, fruit a 

 drupe or achene .... 



Carpel I ; fruit a legume or loment ; 

 flowers irregular or regular in Mi- 

 moseae ...... 



CCCC. Carpels united ; often splitting apart 

 when ripe ; sepals mostly separate, 

 united more or less in EuphorbiaceaB 

 and Polygalaceae. 

 D. Stamens few. Outer stamens alternate 

 with the sepals, or opposite the petals 

 when present. 

 E. Flowers perfect, regular, or nearly so ; 

 petals as many or fewer than sepals. 

 Stamens usually alternate with the 

 sepals, or opposite the petals when 

 present. 



Hydnorace.e, 



FiCOIDE.E. 

 CARYOPHYLLACEyE. 



Ranunculace.e. 



Crucifer^. 



Capparide^. 

 Droserace^. 



Crassulace.e. 



Rosacea. 



Leguminosete. 



