GUIDE TO PLANT FAMILIES 

 REPRESENTED 



I. GYMNOSPER1VUE 



, . , ,. , PAGE OF FAMILIES 



" Ovules naked upon a scale, bract, or disk. AND SPECIES 



Globose, formed by coalescence of fleshy scales. 



1 to 6 bony seeds. PINACE.E ..... xxxii 



Cup-shaped fleshy disk nearly inclosing bony seed. 

 TAXACE^: .... 



II. ANGIOSPERMJE 



Pistil consists of closed ovary containing the ovules 

 and becoming the fruit. 



1. MONOCOTYLEDONES 



Stem without central pith or annual layers, but with 

 vascular bundles scattered through them. 

 Leaves are mostly parallel-veined. 

 Parts of flowers usually arranged in threes. 

 Embryo has but one cotyledon. 



FRUIT A BERRY 



Growing in close heads on fleshy stalks. 



ARACE.E ..... xxxii 

 Woody or herbaceous vines. 



SMILACE.E .... xxxiii 



All others. CONVALLARIACE.E . . xxxii 



xxvi 



