242 



GRAMINEiE. IDupontia. 



VII. Chlorides, Kth. 



23. SPARTINA. Schreb, 



+ 



1. S. cynosnroides, Wiild, — Gray, Gram. etCyp. Part 11. «. 101. — Limnetis, Rick. — Ph. 

 Trachynotis. Mx. 



Hab. Canada. Ph. 



2. S, polystachya^ fVilld. — Gray, Gram* et Cyp. Part XL n. 102.— Trachynotis, Mx. 

 — Limnetis, Ph. 



Hab. Canada, Mrs Sheppard. Saskatchawan to Slave Lake. Br Richardson. Drummond. — Dr Asa 

 Gray keeps these two SpariintB distinct, in his valuable Gram, et Cyp, Americ; — but I rather incline to 

 agree with those Botanists who unite them. 



24. EUTRIANA. Trin. 



1. E. oUgostackya, Kth, Enum. p. 282. — Atheropogon oligostachys, Nutt. Gen. Am. 

 ] . p. 78. 



Hab. Plains of the Saskatchawan to the Rocky Mountains. Drummond. — This very beautiful and little 

 known grass, which has quite the habit of Ctenium, was first detected by Mr Nuttall on the plains of the 

 Missouri. It is now found as far north as the Saskatchawan, and Mr Drummond has also gathered very luxu- 

 riant specimens of the same plant in Texas C2d. Coll. n. 2283 and 334.) 



p 



VIII- AvENACE^. Kth, 



25. DESCHAMPSIA, Beauv. 



1. D. ccBspitosa, Beauv. — Aira. L, — E, Bot. t. 1432. — Ph. — Torr. Fl. p. 132. Gray, 



Gram, et Cyp. Part II. w. 115. 



W 



Hab, Canada. Ph. Saskatchawan to Bear Lake. Dr Richardson. Drummond. Unalaschka. {Kth.) 



2, D. brevifoiia, Br. in Parry's 1st Voy. App. p. 291. Hooh, in Parri/s 2d Voy.p. 409. 

 /S. major; subpedalis. 



Hab. Arctic Sea-shore and Islands. — ^. Arctic Sea-coast. — Var. /3. is full twice the size of a., and seems 

 almost to unite the D. brevifoUa with D. ccBspitosa. 



26. DUFONTIA. Br. 



1. D. Fischeriy Br. in Parry^s 1st Voy. App. p. 291. Hook, inParr7/s2d Voy. App.p 

 409 — Melica. Spr. 



Hab. Arctic Sea-coast and Islands. Dr Richardson. Parry, Sabine. Kotzebue^s Sound. Beechey. 



