LIST OP THE PLANTS COLLECTED 39 



14 COMMELINACEAE (Spiderwort Family) 



89 Tradescantia occidentalis Brit. Spiderwort 



Occasional on the moister parts of the plains and along the 

 floodplains. 



15. JUNCACEAE (Rush Family) 



90 June us balticus Willd. 



Found about an artificial pond near Ashcroft. 



91 June us Ion gist y Us Torr. 



Common along the larger streams. 



92 Juncus nodosus L. 



Frequent along shady brooks in the West Short Pines. 

 93. Juncus tennis Willd. 



With J. longistylis, less frequent. 



94 Juncus Torreyi Coville. 



Very plentiful along streams and also about slight undrained 

 depressions of the steppe. 



16. LILIACEA (Lily Family) 



95 Alliuni rcticulatum Fraser. Onion. 



Very abundant and widespread. 

 *96 Allium rubrum Osth? Wild Onion. 

 Abundant on the steppe. 



97 Asparagus officinalis L/. 



Escaped from cultivation and locally fairly frequent in moist 

 draws near Ashcroft. 



98 Calochortus Xuttallii T. & G. 



Very abundant in the bunch grass of rough land. Valley 

 side of foothills are showy with their flowers early in June. 



99 Fritillaria atropurpurea Nutt. 



Quite general on the foothills of the buttes. 



100 Lcucocnniiin inontanum Nutt. 

 Plentiful on the prairie. 



101 Yucca glauca Nutt. 



Abundant on the dry rocky slopes of the buttes, especially near 

 the top. 



17. MELANTHACEAE (Bunch-Flower Family) 



*IO2 Zygadenus intenuedius Rydb. "Death Camass." 



Especially plentiful in bunch grass association of rough land. 



