296 PHARMACEUTICAL BOTANY 



SUBDIVISION II ANGIOSPER1VLE OR ANGIOSPERMS 



(Plants yrith covered seeds) 



CLASS A. MONOCOTYLEDONE^E 



A class of Angiosperms characterized by the following peculi- 

 arities: 



FIG. 162. Morphology of the typical monocotyledonous plai-t. A, leaf, 

 parallel- veined; B, portion of stem, showing irregular distribution of vascular 

 bundles; C, ground plan of flower (the parts in 3's) ; D, top view of flower; E, seed, 

 showing monocotyledonous embryo. (Gager.) 



One cotyledon or seed leaf in the embryo. 



Stems endogenous with closed collateral or concentric fibro-vascu- 

 lar bundles, which are scattered. 

 Leaves generally parallel veined. 



