1890 .] 
165 
[Upham. 
as in waste places and streets ; noted at Pembina by Dr. V. Ha- 
vard . 
Chenopodium hybridum, L. (Maple-leaved Goosefoot), indige- 
nous, abundant in woods and about cabins and in clearings, near 
Lake Itasca, Minnesota, and on the shores of Lake Winnipeg and 
westward ; extending north to Great Bear lake. 
Chenopodium glaucum, L. (Oak -leaved Goosefoot), indigenous 
on the dry, somewhat saline and alkaline portions of the prairie ; 
reported byMacoun as “very common on newly broken, saline soil 
from Winnipeg throughout the prairie region and across the Rocky 
Mountains on the line of the Canadian Pacific Railway.” 
Chenopodium rubrum, L. (Coast Blite), becoming a common 
weed, as already mentioned in the foregoing list of maritime plants 
of this basin. 
Chenopodium capitatum, Watson (Strawberry Blite), in woods, 
and especially on newly cleared tracts and the bottomlands of 
rivers ; a common railway weed far westward. 
Atriplex patulum, L., var. liastatum, Gray, and var. subspica- 
tum, Watson, and A. argenteum, Nutt., all common on alkaline 
portions of the prairie in the Red river valley and westward ; also 
thriving as weeds on newly broken land and by roadsides. 
Suseda depressa, Watson, and its var. erecta, Watson, both 
growing on same or moister alkaline soil, and having similar range 
with the last, the var. erecta sometimes filling dried sloughs with a 
rank growth ; also, like the last, persisting as weeds by roadsides, 
along railways, and in cultivated ground. 
Salsola Kali, L. (Saltwort), observed near Oakes, North Dakota, 
as a railway weed, and in a sandy cultivated field on the Souris 
bottomland near Towner. 
Rumex crispus, L. ( Curled Dock , Yellow Dock), becoming com- 
mon in rather damp cultivated ground and by roadsides. 
Rumex Acetosella , L. ( Field or Sheep Sorrel ), already common, 
often abundant, on gravelly and sandy soil, in clearings of woods, 
and in cultivated or especially fallow land. 
Polygonum avicul are, L. (Knotgrass, Doorweed), a common weed 
of dooryards, but less abundant than the next, in the Red river 
valley and westward. 
Polygonum erectum, L., very abundant in dooryards and along 
roads ; quite distinct, by its erect and rank growth, large and wide 
