Holcus GRAMINEAE Agrostis 



Holcus L. 



H. lanatus L. Velvet Grass. 



Fields, meadows and roadsides; common in the northern part 

 of the Peninsula; less frequent southward. June. Introd. from 

 Europe. 



Danthonia Lam. and DC. 



D. spicata (L.) Beauv. Wild Oat Grass. 



Common throughout; dry roadsides, serpentine soil, slopes and 

 pine woods. Mid-April to July. 



D. sericea Nutt. Downy Oat Grass. 



Infrequent, in dry open sand and sandy woods, Sussex County 

 and southward. Late May to early July. 



[D. AUeni Austin. 



A "dubious" species, cited by Fernald in Rhodora 45, 239-246, 

 as having been collected by Canhy, in Wilmington,] 



Agrostideae 



Calamagrostis Adans. Reed Grass 



C. canadensis (Mx.) Beauv. Blue-joint Grass. 



Rare; swamps and wet swales, New Castle County: swale s. of 

 Wilson, Long, 27 June 1928 (A). 



^C. cinnoides (Muhl.) Barton. 



Common in moist soil; woods, roadsides and salt meadows, from 

 the Fall Line southward to Wicomico County. Late July to Sept. 



Ammophila Host. Beach Grass. 



ii^^A.. breviligulata Fernald. {A. arenaria of Gray's Man., ed. 7.) 

 ' American Beach Grass. 



Deeply rooted in beach sands of the Atlantic Ocean and Dela- 

 ware and Chesapeake Bays, Coastal Plain. Aug. to mid-Oct. 



Agrostis L. Bent Grass. 

 A. stolonifera L. 



Common; fields, meadows, roadsides, open woods; Piedmont 

 and Coastal Plain southward to Somerset County. June, July. 



A. palustris Huds. 



Rare; salt marshes along the coast; also occasional in meadows 



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