66 



ing glume" he says, "develops into a complete leaf with 

 sheath, ligule, and a bright green blade 1--1-J- cm. long." I 

 am indebted to Dr. Walter H. Chapin of Springfield for a 

 careful microscopic examination which proved the Nantucket 

 specimens identical in development with those of the Cayuga 



region. 



i 



AGROSTIS, L. 



A. scabra, Willd. 

 A. vulgaris, With. RED TOP. 



A. vulgaris, With., var. alba, Vasey, and form stolonifera, de- 

 tected by Dr. Swan. 



MUHLENBERGIA, Schreber. 



M. diffusa, Schreber. 

 Noticed in a front yard in Orange St. M. L. 0. 



DEYEUXIA, Glair. 



D. Canadensis, Beauv. (Calamagrostis Canadensis, Beauv.) 

 Dr. Swan finds that some specimens of this grass seem to ap- 

 proach D. Langsdorffii, Kth. in the length and shape of the 

 glumes and stoutness of the awn. 



D. Nuttalliana, Vasey. (G. Nuttalliana, Steud.) 



Cranberry bog between Polpis school house and Almanac 

 Pond. 0. & D. 



AMMOPHILA, Host. 



A. arundinacea, Host. ( Calamagrostis arenaria, Roth. ) BEACH 

 GRASS. 



On the sea shore, and in patches of beach sand found in the 

 interior of the island. 



STIPA, L. 



S. avenacea, L. BLACK OAT-GRASS. 



Between Wauwinet and Siasconset. C. & D. 



