364 Muhlenberg-ia, Volume 2 



Deschampsia calycina Presl. i. Tickle grass. Slender 

 annual on dry slopes and poor soil, East Portland, Oswego, etc. 

 May to July. 



Arrhenatiirrum Beau v. Oat grass. 

 Arrhenatherum klatius (L.) Beau v. 4. Tall oat grass. 

 Tall perennial and fairh- good forage grass, in fields and waste 

 places around Portland. Naturalized from Europe. May to July. 



HoLCUS L. Velvet grass. 

 HoLCUS LANATUS L. 4. Mesquite. Downy perennial, in 

 fields, old meadows and waste places around Portland. Natur- 

 alized from Europe. June, July. 



Dactylis L. Orchard grass. 

 Dactylis glomERATa L. 4. Orcbard grass. Tall, tufted 

 perennial and a fair forage g'as?, in fields and waste places 

 around Portland. Naturalized from Europe. June to August. 



KoEi.ERiA Pers. Koeler grass. 

 KOELERIA CRISTATA (E.) Per?. 4. Crested Koeler grass. 

 Tufted J creniiial on sandy river banks, Oswego. May to July. 



Meuca L. Melic grass. 

 Meuca Harfordii Poland. 4. Hai ford's melic grass. In- 

 frequent on rocky slopes. Elk Reck and near Linnton. May to July 



Panicularia Fabr. Manna grass. 

 Panicularia borealis Nasli. 4. Slender manna grass. 

 Slender aquatic peremiial in veiy wet ground and shallow ponds 

 around Oswego. May to July. 



Panicularia NERVATA (Willd.) Kuntze. 4. Nerved manna 

 grass. Tall aquatic perennial, infrequent in wet places and on 

 stream banks around Oswego. May to August. 



Panicularia pauciflora (Presl) Kuntze. 4. Smooth 

 manna grass. Smooth aquatic perennial, not rare in shallow 

 ponds around Oswego. May to August. 



Panicularia Americana (Torr.) MacM. 4. Tall manna 

 grass. The tallest species of the genus, frequently 5 feet high. 

 Rare in wet places, South Portland. June to August 



