690 I'OACt.K. 



gliimos narrow, first 2 nun. loiij^, scnoml 4 nun. lonrr, H-norvod; 

 joint of nicliillii iiliout ;.' nun. long, scabrid, hcnt and i'nlur<,'('d and 

 di.sarticuhilin;,' nearly niidway iK^twcen the contiguous llon-ts; lloral 

 giunicO-S nini. long, ol)S(Mnvly /i-nurvcd, scabrid, acuniinatf. tcctli 

 niu'ciual, awn S-l'i nun. long; palcu as longas its glume, ".'-tttotiu'd. 

 Antlu'rs ?> nun. long. Apex of ovary |»ul)('SCL'iit. 



Oregon, JfoiirU in 1H80 for V. N. Dcpt. Agricul. l»0. 



10. F. Californica Vascy, Contrih. U. S. Nat. llcrh. 1 ::.'?? 

 (1893). 



An erect rather stout pereTUjial, 1»()-120, rarely ;)()-(!() cm. liigli. 

 Leaves of sterile shoots scabrous, blades involute, half as long as 

 the culm, about 4 mm. wide, the bladed breaking away, leaving the 

 sheaths, those of the culm usually 2 in number, the uj)per [)-lO 

 cm. long; sheaths scabrous, shorter than the internodes, hairy at 

 the throat; ligulo a ciliate fringi;. Panicle open, i>yramidal, S-IT) 

 cm. long, the hnviw rays slender, ilexuose; distant in j)airs. llie 

 longest .')-]() cm. long, llower-bearing above the middle. Spikclets 

 4-()-llowered, 10-15 nun. long, joint of ra(Oiilla scabrid, :* nun. 

 long, empty glumes ovate-lauceohite. lirst T) mm., secoiul G nun. 

 long; iloral glume scabrous, linear-lanceolate, 8-0 nun. long, be- 

 sides the awn ;' mm. long; palea scabrid, liiu'ai', 2-tootlied. about 

 the length of its glume. A native grass valuable for cattle. 



Oregon (near i'ortland), Jfoivcll in 1886, distribute(l as /'. 

 .scadreUa. 



Uocky ^[ountains to Oregon. 



11. F. viridula Vasoy, Hi. N. A. (!r. •.•:(i:; (IS!):',). /■'. ,/niri/. 

 limn Thurb. S. Wats. Hot. Calif. r.':;)lS (1880), not Hooker. 



("ulms tufted, ere(;t, 50-TO cm. high, mostly smooth throughout. 

 Leaves of sterile shoots nunu'rous, blades mostly involute, narrow, 

 30-40 cm. long. Sheaths of the culm mostly '^ in uund)cr. the lower 

 iibout the length of its internode; ligulo short, blades 5-8 cm. long, 

 ^-3 mm. wide. I'anicle 8-10 cm. long, rays erect, mostly in ])airs, 

 the longest 5-7 cm. long, bearing 1-4 spikclets. Spikelets 10-15 

 mm. long, G-9-llowered, rachilla scabrous-pubescent; empty glumes 

 lanceolate; iloral glume oval-lanceolate, 7-8 nun. long, awu 1-C 



