1907] 
Check List of the Flora of Milwaukee County. 
207 
SIMARUBACE^. 
Aiianthus glandulosa Desf. Ailanthus. 
Cultivated as a shade tree. 
POLYGALACE^. 
Polygala Senega L. Snakeroot. 
Wauwatosa and Whitefish Bay. Locally abundant. 
P. Senega var. latifolia T. & G. 
In woods near waterworks at Wauwatosa. 
EUPHORBIACE^. 
Croton texensis (Klotzsch.) Muell. Arg-. Texas Croton. 
Near Kinnickinnic Eiver. Reported from one locality. 
Acalypha virginica L. Three-seeded Mercury. 
Reynolds' Woods. Copious. 
Ricinus communis L. Castor-bean. 
Occasionally escaped from cultivation. 
Euphorbia polygonifolia L. Knotted Spurge. 
In sand of lake beach. Locally abundant. 
E. glyptosperma Eng-lm. Ridge-seeded Spurge. 
In sand of beach and along R. R. tracks. Locally abundant. 
E. glyptosperma var. pubescens Engelm. 
Along railroad tracks. Locally abundant. 
E. maculata L. Spotted Spurge. 
Common in sand. 
E. Preslii Guss. E. nutans Lag. Large Spotted Spurge. 
Western and southern parts of county. Locally abundant. 
E. corollata L. Flowering Spurge. 
Throughout county. Common. 
E. marginata Pursh. White-margined Spurge. 
Reported from one locality in Cudahy. Probably escaped 
from cultivation. 
E. Helioscopia L. Sun Spurge. 
Collected in county by Dr. Hasse. 
E. Peplus L. Petty Spurge. 
City gardens and waste places. Sparse. 
E. Cyparissias L. Cypress Spurge. 
Wauwatosa. Along roadsides. Gregarious. 
