222 



POACEAE 



16. Festuca subulata Trin. 



519. 



Nodding Fescue. 



Fig. 



Festuca subulata Trin. in Bong. Mem. Acad. St. Petersb. VI. 



Math. Phys. Nat. 2: 173. 1832. 

 Festuca jonesii Vasey, Contr. U. S. Nat. Herb. 1: 278. 1893. 



Culms scaberulous, 4C-120 cm. tall : sheaths nearly 

 smooth ; blades flat, thin, 3-10 mm. wide, auriculate at 

 base, usually scabrous on both surfaces, lax and spread- 

 ing; panicle very loose, somewhat drooping. 15-40 cm. 

 long, the branches mostly in pairs, naked below; spike- 

 lets 3-5-flowered ; glumes subulate ; lemmas mem- 

 branaceous, narrowly lanceolate, 3-nerved. somewhat 

 keeled, attenuate into a scabrous awn 6-20 mm. long. 



Moist rocky woods and shady banks, from the Humid Tran- 

 sition to the Hudsonian Zone; Alaska to California and Wyoming. 

 June-Aug. Type locality: Sitka. 



17. Festuca elmeri Scribn. & Merr. 

 Elmer's Fescue. Fig. 520. 



Festuca elmeri Scribn. & Merr. Bull. Torrey Club 29: 468. 

 1902. 



Culms slender, 40-100 cm. tall, glabrous, sheaths 

 nearly smooth; blades flat, scabrous or pubescent 

 above, 2-4 mm. wide; panicle 10-20 cm. long, loose, 

 open, the branches mostly in pairs, smooth or nearly 

 so, naked below; spikelets 3 or 4-flowered ; glumes 

 lanceolate, glabrous, the first 2 mm., the second 3-4 

 mm. long; lemmas lanceolate, membranaceous, mi- 

 nutely hispidulous, 6 mm. long, cleft at the apex and 

 bearing between the short teeth a scabrous awn 2-8 

 mm. long. 



Wooded hillsides, in the Transition Zone; Oregon to Cali- 

 fornia, mostly in the Coast Ranges. May-June. Type locality: 

 Stanford University. 



Festuca elmeri luxiirians Piper, Contr. U. S. Nat. Herb. 

 10: 38. 1906. F. jonesii conferta Hack.; Beal, Grasses N 

 Am. 2: 593. 1896. Panicle rather close; spikelets 

 flowered. Moist groves, San Francisco Bay region, 

 cality: San Jose. 



5- or 6- 

 Type lo- 



18. Festuca californica A'asey. 

 California Fescue. Fig. 521. 



Bromus kahnii aristulatus Torr. U. S. Rep. E.xpl. Miss. Pacitic 



4: 157. 1856. 

 Festuca californica Vasey, Contr. U. S. Nat. Herb. 1: 277. 



1893. 

 Festuca aristulata Shear; Piper, Contr. U. S. Nat. Herb. 10: 



32. 1906. 



Culms tufted, stout, coarse, usually 1-1.5 meters 



tall, scabrous ; sheaths somewhat scabrous, the 



lower persistent, the collar and auricles pilose ; 



_ blades flat or becoming involute when dry, hard and 



P^^p:^ firm, scabrous, the lower much elongated; panicle 



' ~^ large, usually loose and open, the branches few, 



long and slender, naked below, bearing a few large 



spikelets toward the ends ; spikelets compressed, 



about 5-flowered ; glumes oblong-lanceolate, firm, 



smooth, except the scabrous keel, 6-8 mm. long; 



lemmas 8-10 mm. long, lanceolate, convex, firm, 



scabrous, acuminate or short-awned. 



Meadows, shady banks, and borders of woods, Transition 

 Zone; in the Coast Ranges from Oregon to Monterey. Apr.- 

 June. Type locality: San Francisco. 



Festuca californica parishii (Piper) Hitchc. Festuca aris- 

 tulata t^arishii Piper, Contr. U. S. Nat. Herb. 10: 33. 1906. 

 Festuca j^arishii Hitchc. in Jepson, Fl. Calif. 1: 169. 1912. 

 Culms lower, about 40-60 cm. tall; sheaths puberulent; blades 

 15-25 cm. long, closely involute, smooth below or nearly so; 

 panicle 10-12 cm. long; awn of lemma 3-4 mm. long. Only 

 known from the San Bernardino Mountains (Parish). 



