MICHIGAN FLORA. 



G5 



Lady's 

 Thumb. 



Common 

 Smartweed, or 

 Water-pepper. 



Water Smart- 

 weed. 



Mild Water- 

 pepper. 



Water 

 Persicaria. 



Water 



Persicaria. 



Joint-weed. 



Door-weed. 

 Knotgrass. 

 Goose-grass. 



Erect knot- 

 grass. 



Slender Knot- 

 grass. 



Halberd - 

 leaved Tear- 

 thumb. 



Arrow- leaved 

 Tear-thumb. 



Black Bind- 

 weed. 



Climbing 

 False Buck- 

 wheat. 



928. incarnatum, Ell. 0. & S. 



River banks. Ionia Co.(!); Grand Rapids— Coleman Cat. Frequent. 



929. lapithifolium, Ait. U. P. 



L. Superior— O. B. Wheeler. 



930. Persicaria, L. (***) Th. 



Waste places. Common. 



931. Hydropiper, L. (***) Th. 



Moist grounds. Common. 



932. acre, II BK. (***) L. P. 



Wet places. Ann Arbor; Ionia Co.(!); Mackinac -Winch. Cat.: Flint. 



Frequent. 



933. hydropiperoides,'Michx. (***) 0. & S. 



Wet places. Common. 



934. amphibium, L., var. aquaticum, Willd. Th. 



Borders of ponds. Frequent. 



935. ainphibium, L., var. terrestre, Willd. C. 



E. shore L. Huron.— J. Macoun; Ionia Co.(!); Flint; Grand Rapids. 



93 G. Hartwrightii, Gray. 



Kalamazoo— Tuthill. 



937. Virginianum, L. Q.& 3, 



Thickets. Common. 



938. articulatum, L. N. & U. P. 



Traverse City— Winch. Cat.; L. Superior— Whitney Cat. 



939. aviculare, L. (***) Th. 



The commonest of weeds. 



940. erectum, L. 



Waste places with the preceding species. Common. 



941. ramosissimum, Michx. Th. 



Banks of streams. Infrequent. 



942. tenue, Michx. 0. & 8. 



Sterile soil. S. Mich.— Wright Cat. ; common in Ionia Co.(! ; Macomb Co. 



943. arifolium, L. 



L. P. 



Low grounds. South Haven— Bailey ; GrOb Cap, L. Mich.— Winch. Cat. ; S. 



Mich.— Wright Cat. Infrequent. 



944. sagittatum, L. Th. 



Low grounds. Frequent. 



945. Convolvulus, L. 0. & 8. 



Waste grounds. S. W.— Wright Cat.; Flint; Macomb Co. Infrequent 



946. cilmode, Mx. Th. 



Copses. S. Haven— Bailey; Lyons, and northward. Common. 



947. dumetorum, L. Th. 



Moist thickets. Common. 



Buckwheat. 



Great Water 

 dock. 



Pale Dock. 



FAGOPYEUM 



948. esculcnlum, Moench. 



Persistent in fields. 

 EUMEX 



949. orbiculatus, Gray. 



Th. 



Wet places. S. Mich.— Winch. Cat.; Ionia CO.(!)J Flint; Macomb Co.; and 

 northward. Frequent 



950. Britannica, L. (***) 



Sault Ste. Marie.— Winch. Cat.; and southward. 

 9 



Bare. 



