40 Order POALES ' 
2. Festuca ovina L. Sheep’s Fescue-grass. 
In prairies throughout the state. Box Butte county; Broken Bow; 
Lincoln; Thomas county; War Bonnet canyon. 
3. Festuca elatior L. Tall or Meadow Fescue-grass. 
Sometimes escapes from cultivation. Atkinson; Grand Island; Val- 
entine. ; 
4. Festuca nutans Willd. Nodding Fescue-grass. 
In the eastern part of the state. Elmwood; Lincoln; Nebraska City; 
Fort Niobrara; Omaha; Nemaha; Ponca; Weeping Water. 
5. Festuca scabrella Torr. 
Custer county. 
6. Festuca confinis Vasey. 
Festuca watsoni Nash. 
In the western part of the state. Crawford; Harrison. 
3. Puccinellia. 145. 
1. Puccinellia airoides (Nutt.) Wats. & Coult. 
In the western part of the state. In saline or alkaline soil. Bei- 
mont; Crawford; Cheyenne county; Lodge Pole; Long Pine. 
4, Panicularia (Glyceria). 142. 
Second empty scale about 1 mm. long. 1. P. nervata. 
Second empty scale 2 mm. long or more. 2. P. grandis. 
1. Panicularia nervata (Willd.) Kuntze. Foul Meadow-grass. 
Common in wet places, especially in the western part of the state. 
Anselmo; Belmont; Emerson; Lincoln; Long Pine; Newark; Saun- 
ders county; Valentine. 
2. Panicularia grandis (S. Wats.) Nash. Reed Meadow-grass. 
Frequent along streams in the sand-hill regions. Callaway; Emer- 
son; Mullen; Thedford. 
5. Scolochloa. 142. 
1. Scolochloa festucacea (Willd.) Link. Prickly Fescue. 
In marshy places in the western part of the state. 
6:\Poa> 136. 
Blue-grasses. 
Annuals; rarely over 2 dm. tall. 1. P. annua. 
Perennials; usually taller. 
Stems flattened. 8. P. compressa. 
Stems not flattened, round or nearly so. 
Flowering scales with cobweb-like hairs at the base. 
Flowering scales with all 5 nerves prominent. 
Branches of the inflorescence erect or spreading, with many 
spikelets. 3. P. pratensis. 
Branches of the inflorescence reflexed or drooping, with 2-4 
spikelets. 
Branches of the inflorescence few, single or in pairs. 
4. P. reflexa. 
Branches of the inflorescence many, in whorls of 4 to 7. 
5. P. sylvestris. 
