APPENDIX 



[Additional illustrations, chiefly for use with a flora in determination 

 of species] 



I. LEAF FORMS 



FIG. 1. General outline of leaves 



e, linear; 6, lanceolate; c, wedge-shaped; d, spatulate; e, ovate; /, obovate; 

 g, kidney-shaped ; h, orbicular ; i, elliptical 



537 



