8 



I 



CALAMAGROSTIS LUCIDA Scribn. nom. nov. Calamagrostis laxiflora 

 Kearney U. S. Dept. Agr. Div. Agros. Bill. 11: 34. 1898. Not Deyeuxia 

 laxiflora Philippi Anal. Mus. Nac. Chile Bot. 84. 1891 ; Calamagrostis lax- 

 iflora Pliilippi Anal. Univ. Chile PI. Netiv. Chilenas 94 : 18. 1896. 



Agrostis pseudointermedia Farwell, Ann. Rept. Com. Parks and Boulevards, 

 Detroit, Mich., 11:46. 1900. Agrostis intermedia Scribn. Tenn. Agr. Exp. 

 Sta. Bui. 7^:76. 1894. Not Agrostis intermedia Balb. Elenco, 85. 1802. 



TRISETUM SHEARII Scribn. nom. nov. Trisetum argenteum Scribn. IT. S. 

 Dept. Agr. Div. Agros. Bui. 11:49. fig. S, July 20, 1898. Not Trisetum 

 argenteum R. & S., 1817, nor Schur 1860. Named for C. L. Shear, who col- 

 lected the grass in Las Animas Canyon near Silverton, Colorado in 1897 

 (No. 1214). 



MELICA IMPERFECTA PUBENS Scribn. var. nov. A slender form 9-12 

 dm. high with the sheaths and lower surface of the leaves below strongly 

 pubescent with spreading or sometimes matted hairs. 



Type specimen collected by T. S. Brandegee, No. 64, Santa Cruz Island, Cali- 

 fornia, 1888. 



MELICA CEPACEA (Phil.) new comb. {Festuca cepacea, Phil. Linnsea 33: 

 297. 1864-65; Melica acuminata Bolander Proc. Calif. Acad. 4:104 1870. 

 Calif, and Chili. 



PANICULARIA NERVATA PARVIGLUMIS Scribn. & Merrill, var. nov. 

 A lax, glaiacous grass 8-9 dm. high, with long thin leaves, open pale green 

 panicles and very small spikelets. Leaf -blades 1-3 dm. long, about 5 mm. 

 wide, thin, glaucous, scabrous above and on margins. Panicle 1-2 dm. long, 

 the lower branches often 1 dm. long spreading or ascending. Spikelets 2-2.5 

 mm. long, generally about 1 mm. wide, 3-5 flowered; empty glumes thin, 

 triangular, the first 0.5 mm. long, the second nearly 1 mm. long; flowering 

 glumes about 1.3 mm. long, 0.5 mm. wide, obovate, obtuse, or truncate, 

 strongly nerved. 



Type specimen collected in rich low woods, Racine, Wisconsin, No. 36 S. C. i 

 Wadmond, June 26, 1900. The same form has also been collected on the ' 

 county line, Racine County, by Mr. Wadmond, July 14, 1900. This variety 

 is distinguished from the species by its smaller and more lax flowered and 

 narrower spikelets, shorter and narrower flowering glumes. 



F. Lamson-Scribner, 



A(/r()sf<>I()(/>sf. 

 Approved : 



James Wilson, 



Secretctrij. 



