338 



COLLEGE BOTANY 



leaves floating or immersed. This family is represented by the 

 well-known water lilies. 



EANUNCULACEis. — Herbs, occasionally woody plants ; leaves 

 frequently dissected ; flowers regular or irregular ; polypetalous 

 or apetalous ; calyx often colored ; stamens numerous ; pistils few 

 to many (occasionally single). 



This family includes many of our early spring flowers and 

 many ornamentals. Some of the most common are the buttercup, 



the hepatica, anemones, cle- 

 matis, columbine and lark- 

 spur. 



Magnoliacete. — Trees or 

 shrubs ; flowers perfect ; calyx 

 and corolla colored alike and 

 in three or more rows of three 

 parts each ; pistils many and 

 usually closely packed, cov- 

 ering the elongated recep- 

 tacle and forming a dry or 

 somewhat fleshy, cone-like 

 fruit; leaf buds covered by 

 membranous stipules. This 

 family includes the Mag- 

 nolias, which are grovsm so 

 extensively because of their beautiful flowers, and the tulip tree 

 (Liriodendron tulipifera) , which is a very valtiable forest tree. 

 ANOXACEJi:'. — Trees or shrubs ; flowers axillary, solitary, per- 

 fect and three^merous ; fruit very fleshy and containing many 

 large seeds. This f.imily contains many very valuable tropical 

 fruit-producing plants. It is represented in the north tem- 

 perate zone by the American papaw (A.timiiui triloba). 



Fig. 176. — Barberry. 



