218 



POACEAE 



4. Festuca myuros L. 



Rattail Fescue. Fig. 507. 



Festuca niyiiros L. Sp. PI. 74. 1753. 



Culms solitary or in small tufts, usually 20-60 cm. tall; 

 sheaths and blades smooth, the sheaths overlapping, the 

 leaves mostly involute ; panicle as in F. megalura, com- 

 monly somewhat shorter ; first glume a little shorter 

 than in that species ; lemmas scabrous above, not ciliate. 



Open ground, introduced from Europe into eastern States; 

 rare on the Pacific Coast. Washington (Vancouver, Suksdorf), 

 Oregon (Portland, Chase), California (San Francisco, Wilkes 

 Exped. ; San Diego, Brandegee; Santa Catalina Island, Brande- 

 gee). May-June. Type locality, European. 



5. Festuca reflexa Buckl. 

 Few-flowered Fescue. Fig. 508. 



Festuca reflexa Buckl. Proc. Acad. Phila. 1862: 98. 1863. 

 Festuca nticrostachvs pauciflora Scribn. ; Beal, Grasses N. 

 Am. 2: 586. 18"96. 



Culms 20-40 cm. tall ; sheaths sinooth or pubes- 

 cent ; blades narrowly linear, flat or loosely involute ; 

 panicle 5-12 cm. long, the solitary rays and the 

 spikelets all at length divaricate ; spikelets 1-3- 

 flowered, 5-7 mm. long; glumes glabrous, the first 

 2-4 mm. long, the second 4-5 mm. long ; lemmas 

 glabrous or somewhat scabrous, 5-6 mm. long, at- 

 tenuate into a scabrous awn, usually 5-8 mm. long. 



Mesas, rocky slopes, and wooded hills in the Transition 

 Zone; Washington to California and Utah. Common in 

 California, rare in Washington and Oregon. May-June. 

 Type locality: "Upper California." 



6. Festuca pacifica Piper. 

 Pacific Fescue. 



Fig. 



509. 



Festuca pacifica Piper, Contr. U. S. Nat. Herb. 10: 12. 1906. 



Culms slender, erect, 30-60 cm. tall; blades soft, 

 glabrous, loosely involute; panicle 5-12 cm. long, the 

 lower branches solitary, divaricate; spikelets 3-6- 

 flowered; glumes glabrous, the first subulate-lanceolate, 

 1 -nerved, 4 mm. long, the second lanceolate-acuminate, 

 3-nerved, 5 mm. long; lemmas lanceolate, scabrous, 

 except in the lowermost floret (this smooth) 6-7 mm. 

 long, attenuate into a scabrous awn 10-15 mm. long: 

 glumes averaging longer and the second more distinctly 

 nerved than in F. reflexa. 



Open ground, mountain slopes, and open woods, in the Upper 

 Sonoran or Transition Zone; British Columbia to Lower Cali- 

 fornia and Arizona; common throughout California except the 

 great valley and the desert region. May-July. Type locality: 

 Pullman, Washington. 



