PLATE XIX. 



PAGE 



Fig. i. — Asclepias humistrata, a typical sand-hill plant. Sand-hills 

 of House Creek, Wilcox Co., May 17, 1904. Note the vertical 

 leaf -blades . . . . . . . . 87, 174 



Fig. 2. — Elliottia racemosa, near Bloys, Bulloch Co., June 29, 1901. 187 



(396) 



