130 MISC. PUBLICATION 200, U. S. DEPT. OF AGRICULTURE 

 tawny, papery; blades flat or folded, shorter than the culms; panicle 



Figure 239— Poa involuta. Plant, X 1; floret, X 10. (Swallen 1110, Tex.) 



oblong, dense and spikelike or somewhat interrupted below, 2 to 6 cm 



long; spikelets 6 to 8 mm long; glumes 

 broad, acute; lemmas 3 to 4 mm long, gla- 

 brous except for a few short hairs on the 

 nerves below. 91 (P.pachypholisTiper.) 



Figure 241.— Distribution of 

 Poa cwickii. 



— Cliffs, bluffs, and rocky meadows near 

 the seashore, Washington (Ilwaco); Cali- 

 figure 240.— Poa cusicku. Panicle, x fornia (Humboldt Bay to Monterey). 



l; floret, X 10. (Howell 183, Oreg.) 52. Poa Spills Scribn. SKYLINE BLUE- 



GRASS. (Fig. 243.) Culms erect from a rather loose base, solitary or 



