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South Dakota: Millbank, Watertown, Brookings, Sioux Falls, Mellette (Griffiths 
144), Plankinton. 
Cultivated lands. 
Alopecurus geniculatus L. 
South Dakota: Head of White Willow Creek (Wallace 56). 
Wet soil. 
Alopecurus geniculatus fulvus (Smith) Seribn. 
North Dakota: Grand Forks (Brannon 30), Devil's Lake, Far 
South Dakota: Brookings, Sioux Falls, Salem, Aurora minis (Wileox 55, 69), Rose- 
bud (Wallace 28). 
Wet, boggy meadows, and in shallow water. 
Agrostis alba L. 
North Dakota: Red River Valley 
South Dakota: Brookings, 8 (Griffiths 56), Redfield (Griffiths 78), Sioux 
Falls. 
Agrostis scabra Willd. 
North Dakota: Bottineau (Brannon 82), Langdon, Grand Forks, Dunseith (Bran- 
non 98), Rugby Junction, Minot (Brannon 111), Medora, Fargo, Dickinson, 
Willow City (Brannon 81). 
South Dakota: Brookings (Wilcox 64), Sioux Falls, Saiem, Huron, Aurora County, 
head of White Willow "iig is Wallace 41). 
In dry or moist soil every wher 
Calamagrostis americana pum ) Seribn. Bull. 5, Div. Agros., p.27 (1897). (C. 
robusta Vasey, not Phillipi.) 
Nortl Dakota: Willow bi. (Brannon 76), Church's Ferry, Grand Forks, Oakes, 
Far 
South Dakota: Brookings (Wileox 48, 49, 61, 62), Plankinton (Wilcox), Huron, 
Aberdeen (Griffiths 95), Rosebud (Wallace 31). 
In moist soil of lowlands. 
Mr. Wilcox’s No. 61 is a form with the inflorescence much more contracted than 
usual 
Calamagrostis canadensis Beauv. 
North Dakota: Church’s Ferry (Brannon 61, 63), Minot, Devil’s Lake, Oakes, Fargo. 
South Dakota: Brookings, Sioux Falls, Arlington, Aberdeen, Huron, Plankinton. 
In moist soil, becoming quite abundant along irrigating ditches and about reser- 
voirs. 
Calamagrostis scribneri Beal. (Calamagrostis dubia Scribn.). 
North Dakota: Bottineau ( Brannon 91), Edinburg. 
Moist soil of low prairies. 
Cala t is Scribn. 
North Dakoti: Medora (Brannon 130). 
South Dakota: Brookings, Rondell (Griffiths 129), Aurora County (Wilcox 41). 
Dry hills and prairies 
Calamovilfa longifolia is ole ) Scribn. 
poet Dakota: Dickinson (Brannon 118), Medora, Mandan, Bottineau, Church's 
try, Minnewaukon, Minot, Oakes, m cue i nes ute 
a Haka: Brookings (Wileox 13), Sioux Falls, Salem, Iroquois, 
town, Aberdeen (Gritfiths 113, 136), Pierre (Griffiths 29), Aurora County (Wilcox 
56), White River (Wallace 49). 
soil. 
