258 



BOTANY FOR BEGINNERS 



CHAP. 



of carpels varies from one to many. Fruit various. Seeds 

 either with or without endosperm. 



NOTE. The difference between the plants of this order and 

 those of the natural order Ranunculaceae consists in their perigy- 

 nous stamens. 



FIG. 249. Blackberry (Rubus fruticosus). i, Flowering branch ; 2, longitudinal 

 section of flower ; 3, fruit ; 4, floral diagram. (S.) 



Floral formula. K(s), 5, Aco , G i to w . 

 Description of a typical plant of Rosacese (Rosa 

 camna, Dog Rose). 



Habit. A prickly shrub with large coloured flowers. 

 Root. A tap-root with woody branches. 

 Stem. Woody, prickly, and covered with bark. 



