538 Rydberg : Rocky Mountain flora 



Arizona: Southern slope of San Francisco Mountains, 1904, 

 Canfwn & Lloyd; Flagstaff, 1883, Rusby goi (dupl. of type) ; 



L 



near Tucson, 1892, Tourney. 

 ' Utah : Fish Lake Plateau, Aug, 9, 1905, Rydberg & Carlton 



j68g and y68o, 



Colorado : Camp on Grizzly near foot of Rabbit Ear Range, 



State Agric. College distribution 7io,j6^g; Breckenridge, 1896, 

 Shear 2080. 



Vulpia megalura (Nutt.) comb. nov. 



Festuca megalura Nutt. Jour. Acad. Phila. II. i : 188. 1848. 



The group of annual grasses with usually but one stamen, 

 generally included in Festuca^ is so unlike the typical species of 

 that genus that It very well deserves generic rank. The genus 

 Vidpia Nees should therefore be reestablished. 



Vulpia reflexa (Buckley) comb. nov. 

 eflexa Buckley, Proc. Acad. Phila. 1862 : 98. i 863. 



Vulpia pacifica (Piper) comb. nov. 



Festuca pacifii 



12. 1906 



Vulpia octoflora (Walt.) comb, nov 



Festuca octoflora Walt. Fl. Car. 81. 1788. 



Bromus Flodmanii sp. nov. 



Bromus aleutensis Rydb. Mem. N. Y. Bot. GanG. 2 : 61. 1900. 

 Not B. aleutensis Trin . 1853. 



A short-lived perennial ; stem glabrous, 6-10 dm. high ; sheaths 

 retrorsely pilose; ligules 3-4 mm. long, laciniate ; leaf-blades 

 2-3 dm. long, 6-10 mm. wide, minutely scabrous ; panicle r-2 dm. 

 long; branches erect or nearly so; spikelets 2.5-3.5 cm. long, 

 5-7 mm. wide ; empty glumes lanceolate in lateral view, about 

 I cm. long, glabrous, acute, the first 3-nerved, the second 5- 

 nerved; floral glumes about 15 mm. long, scabrous, narrowly 

 margined, acuminate, slightly bifid ; awn 4-6 mm. long ; palet 

 nearly as long as the floral glumes. 



The first two specimens cited below were included in B. margi- 

 natiis latior by Shear. He, however, has made on the sheet the 

 following note : " very near aleutensis y to which species the speci- 



