1907] 
Check List of the Flora of Mihoaitkee County. 
203 
C. cordata (Mill.) Ait. Washington Thorn. 
Reported by F. Rimge from Greenfield. 
C. conjuncta Sarg. C. pruinosa (Wendl.) Beadle. Pruinose Thorn. 
Johnson's Woods. Abundant. 
C. coccinea L. Scarlet Thorn. 0 
Johnson's Woods. 
C. subrotundifolia Sarg. C. coccinea L. Scarlet Thorn. 
Honey Creek in Wauwatosa. 
C. tarda Sarg. C. tenuifolia Britton. Thin-leaved Thorn. 
Fox Point. Abundant. 
C. cyanophylla Sarg. C. tenuifolia Britton. 
Throughout county. Abundant. 
C. lucorum Sarg. C. tenuifolia Britton. 
Honey Creek in Wauwatosa. 
C. macracantha Lodd. Long-spined Thorn. 
In southern part of county. Occasional. 
C. sera Sarg. C. mollis (T. & G.) Scheele. Ptcd-fruited Thorn. 
Throughout county. Common. 
C. tomentosa L. Pear Thorn. 
Throughout county. Common. 
C. rutila Sarg. C. tomentosa L. 
Along Milwaukee Kiver. Occasional. 
DRUPACE^. 
Prunus americana Marsh. Wild plum. 
Throughout county. Common. 
P. spinosa L. Blackthorn. 
One specimen reported by T. Brnhin. 
P. pennsylvanica L. f. Wild Red Cherry. 
Not common. 
P. virginiana L. Choke Cherry. 
Throughout county. Common. 
P. serotina Ehrh. Wild Black Cherry. 
Very common. 
