* INDBX 



Page 



Reptiles 21 



Snakes - _ 21 



Turtles 22 



Lizards 22 



Insects - 22 



Summary _ _ _ 23 



Classified list of wild animals in Oklahoma 24 



Chapter II.— Plant life in Oklahoma 37 



Introduction „ 37 



Physiography and geology - 37 



Salt Plains — 38 



Gypsum Hills 39 



Sand Hills region 40 



Black Mesa region 41 



Soils 41 



Precipitation _ 42 



Life zones _ _ 42 



Relation of physical conditions to the flora __ 42 



Relation of our flora to that of adjacent regions 43 



Distributing agencies — 44 



Plant families in Oklahoma 46 



Trees and shrubs — — _ - 55 



A list of trees and shrubs in Oklahoma 58 



