132 UNIVERSITY OF COLORADO STUDIES 



Trisetum majus (Vasey) Rydb. 



Rydberg, Flora of Colo., p. 34; Coulter-Nelson Manual (included in T. subspicalum) ; 

 Daniels, Flora of Boulder, Colo., p. 65. 



In meadows and on hillsides from Mont, to B.C., Colo, and Utah. Range in Colo. 

 8,000-12,000 ft. 



Collections: Tolland (ruderal) 6718, 6875, 9067; Mammoth Gulch 8834; Eldora 



GRAPHEPHORUM Desv. 

 Graphephorum wolfii Vasey. 



Rydberg, Flora of Colo., p. 34; Coulter-Nelson Manual, p. 73; not listed in Daniels, 

 Flora of Boulder, Colo. 



In wet places in willow thickets Colo, to Wash, and northward. Range in Colo. 

 8,500-10,500 ft. 



Collections: Tolland 8880; Eldora 2300. Not hitherto reported below 16,500 feet. 



AVENA L. Oats 

 Avena striata Michx. 



Rydberg, Flora of Colo., p. 34; Coulter-Nelson Manual, p. 62. Daniels, Flora of 

 Boulder, Colo., p. 65. 



In woods from N.B. to B.C., Pa. and Colo. Range in Colo. 7,000-1 i.,ooo ft. 



Reported from Eldora by Daniels. 

 Avena americana Scribn. 



Rydberg, Flora of Colo., p. 35; Coulter-Nelson Manual, p. 62 (included with A. 

 morloniana); not listed in Daniels, Flora of Boulder, Colo. 



On ridges and hillsides from Sask. to Alb., S.D. and Colo. Range in Colo. 8,500- 

 10,000 ft. 



Collections: Tolland (dry grassland) 8811, 8845, 8871; Smartweed Lake 7658, 

 9012. Not hitherto reported below 10,000 ft. 



MERATHREPTA Raf. Wild Oat-grass 

 Merathrepta californica (Bolander) Piper. 



Rydberg, Flora of Colo., p. 35 (as Danthonia californica); Coulter-Nelson Manual, 

 p. 62 (as Danthonia); Daniels, Flora of Boulder, Colo., p. 66. 



In wet meadows from Mont, to B.C., Colo, and Calif. Range in Colo. 5,000-10,000 

 ft. 



Collections: Smartweed Lake (dry grassland) 8791, 9013. 

 Merathrepta intermedia (Vasey) Piper. 



Rydberg, Flora of Colo., p. 35 (as Danthonia intermedia); Coulter-Nelson Manual, 

 p. 62 (as Danthonia); Daniels, Flora of Boulder, Colo., p. 66. 



In meadows and on mountain slopes from Alb. to B.C., Colo, and Calif. Range in 

 Colo. 8,600-11,500 ft. 



Collections: Tolland (glacial sink, dry grassland, and around glacial sinks, never 

 in the middle) 8924, 8970, 8982. Reported from Eldora (Daniels). 

 Merathrepta parryi (Scribn.) Piper. 



Rydberg, Flora of Colo., p. 35 (as Danthonia parryi); Coulter-Nelson Manual, 



