15 



Potamogeton perfoliatus richardsonii Arn. 



Bennet Lake, Grant county. (4103) 

 Potamogeton pusillus L. 



Thedford. (4104) 

 Naias guadalupensis (Spreng. ) Morong. 



Whitman. (4105) 

 Sagittaria arifolia J. G. Smith in lit. 



Hooker county. (4106) 

 Paspalum setaceum ciliatifolium (Michx) Vasey. 



Mullen. (4107) 

 Panicum dichotomum villosum Vasey. 



Plum Greek. (2913) 

 Sporobulus filiformis (Thurber) Eydberg. 8. dopauperaliia 

 filiformis Thurber, S. gracillimus Scribner. 



Thedford. (4108) 

 Poa fendleriana (Steudel) Vasey. 



Thedford. (4109) 

 Scolochloa festucaceci (Willd.) Lk. 



Whitman. (4110) 

 Agropyrum caninum unilaterale (Cassidy) Vasey. 



Grant county. (4114) 

 Hordeum pusilliim Nutt. 



Thedford. (4114) Some of the Nebraska specimens named 

 H. nodosum belong here — perhaps all. (Kydberg). 

 Elymus macounii Vasey. 



Grant county. (4113) 

 Cyperus hougMonii Torr. 



Natick. (4115) 

 Carex becJcii Boott. 



Long Pine. (4132) 

 Carex filiformis lanuginosa (Michx.) B.S.P, 



Thedford. (4116) 

 Carex limosa L. 



Kennedy. (4133) 



