Flora of Vermont 165 



Blake. Rhod. 15:159. North Hero, (Brainerd) ; Lake Champlain, 

 (C. E. Faxon); Swanton and Burlington, (Blake). Forma rigida 

 (Pursh.) Blake. Rhod. 15:159. Albiirg, (Pringle) ; Ferrisburg, 

 (Brainerd) ; Shelburne and Colchester, (Blake). 

 S. latifolia Willd. (S. variabilis Engelm.). Wet places; common. 

 Forma dirersifolia (Engelm.) Robinson. (S. brevirostra Mack. & 

 Bush.). With type; occasional. Forma gracilis (Pursh.) Robin- 

 son. With type; occasional. Forma ol)tiisa (Muhl.) Robinson. 

 With type; occasional. 



HYDROCHARITACEAE. FROG'S BIT FAMILY 



ELODEA. (PHILOTRIA). Water-weed 

 E. canadensis Michx. Slow streams and ponds; frequent. 



VALLISNERIA. Tape Grass. Eel Grass 

 V. spiralis L. Quiet, shallow water with sandy bottom; common. 



GRAMINEAE. GRASS FAMILY 



AGROPYRON 



A. cauiunm (L.) Beauv. Awned Wheat Grass. Dry, warm, rocky 

 woodlands of the lower altitudes; frequent. 



A. repens* (L.) Beauv. Couch, Quitch or Quick Grass. Fields and 

 waste places; common. 



A. tenerum Vasey. (A. novae-angliae Scribn.). Slender Wheat Grass. 

 Willoughby Mt., Smugglers' Notch. 



AGROSTIS. Bent Grass 



A. alba L. White Bent Grass. Meadows and fields; common. Var. 

 vulgaris* (With.) Thurb. Red Top. Fields; common; dryer situa- 

 tions than type. 



A, alba L., var. aristata Gray. Upland pastures; frequent. 



A. alba L., var. maritima (Lam.) G. F. W. Mey. Damp shores, Burling- 

 ton, (Mrs. N. F. Flynn). 



A. borealis Hartm. (A. canina var. alpina Oakes). Summits of Mt. 

 Mansfield and Camel's Hump, (Pringle). 



A. hyemalis (Walt.) BSP. (A. scabra Willd.). Hair Grass. Dry 

 ditches and desiccated places; common. 



A. perennans (Walt.) Tuckerm. Thin Grass. Moist shaded places; 

 frequent. 



ALOPECURUS. Foxtail Grass 



A. geiiiculatiis L., var. aristulatus Torr. (A. aristulatus Michx.). Float- 

 ing Foxtail Grass. Wet meadows; frequent. 



A. prateiisis* L. Meadow Foxtail Grass. Introduced in fields and 

 along roadsides; "Bellows Falls," (Carey); Hartland, (Ruggles) ; 

 Burlington, (Jones) ; Rutland, (Kirk) ; Newfane, (Wheeler). 



AMMOPHILA 

 A. arenaria (L.) Link. (A. arundinacea Host). Beach Grass. Sandy 

 shore of Lake Champlain, Alburg, (Pringle). 



