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Collector: Ivan M. **ohnston 
Place: Mexico 
Date: Jan. 17, 1939 
^7010. Sporbbolus wrightii Munro 
^7017. Triodia texana S. Wats. 
<""7041. ** albescens Vasey 
^704Z. Aristida adscensionis L. 
*^7047. Pappophorum bicolor Fourn. 
k 7091. Triodia mutica (Torr.) Scribn. — 
""7117. Bouteloua barbata lag. 
*■''7132. Sporobolus phleoides Hack.? 
'"7133. " airoides (Torr.) Torr. 
>"7170. Panic urn hallii Vasey 
"7171. Bouteloua trifida Thurb. 
•--7172. Muhlenbergia porteri Soil bn. 
7174. Triodia mutica (Torr.) Scribn. 
*-"'7200. Bouteloua breviseta Vasey 
*'''7249. ” hirsute Lag. 
*"■"7250. Lycurus phleoides H.B.K. 
z-^7251. Hilaria cenchroides H.B.K. 
•""7252. Triodia acuminata H.B.K. 
‘""'7288. Muhlenbergia dubia Fourn. 
-"■7289. « rigida (H.B.K.) Kunth 
*""7290. Sitanion hystrix (Nutt.) J. G. Smith 
*''"'7291. Aristida eurvifolia Fourn. 
*""7296. Stipe tehuissima Trin. 
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