2 Muhlenbergia, Volume 5 



The published names that may be taken up for considera- 

 tion under this section are as follows: 



BlFlDTJM GROUP 



T. bifidum T. gracilentum inconspicuum 



T. bifidum decipiens T. inconspicuum 



T. Greenei T. Palmeri 



T. Hallii T. exile 



T. Breweri T. ciliolatum 



T. gracilentum T. ciliatum discolor 



Stoloniferum group 

 T. stoloniferum T. virginicum 



T. reflexum T. amphianthum 



T. reflexum glabrum 



Carolinianum group 

 T. carolinianum T. saxicola 



T. carolinianum villosum T. bejariense 



Introduced Species 

 T. hybridum T. repens 



Bifidum group 

 A critical study in the field and of herbarium specimens 

 leads us to believe that 7". bifidum Gray, T. Greenei House, 

 and T. Hallii Howell, represent a single species. Attempts to 

 give these names even varietal rank have failed, as there seems 

 to be no definite characters on which to separate them. We 

 have examined two specimens from as far north as Victoria, 

 British Columbia, collected by Fletcher. Then in Washington 

 we have those reported by Piper in his Flora of Washington 

 from along the Columbia river in Klickitat county, and from 

 Seattle by Smith. We have seen specimens trom Oregon from 

 both the northern and southern portions not far from the coast. 

 That we do not again find representatives until we get far down 

 into California, may be accounted for by the very meagre col- 

 lections from the northwestern part of that slate. That it fol- 

 lows down the coast much farther than San Francisco Bay is 



