198 
BiiUetin Wisconsin yatural H'lstonj f^ocicty. [Vol. 5. Xo. 4. 
C. hirsuta L. Hairy Bitter-cress. 
Waiiwatosa. Sec. 6, Greenfield. 
C. pennsylvanica Muhl. Pennsylvania Bitter-cress. 
South and west. Occasional. 
C. parviflora L. C. arenicola Britton. Sand Bitter-cress. 
]\[enomonee Valley. 
C. purpurea (Torr.) Britton. Purple Cress. 
Common. 
C. bulbosa (Schreb.) B. S. P. Bulbous Cress. 
Throughout county. Occasional. 
Dentaria laciniata Muhl. Cut-leaved Pepper-root. 
Wauwatosa and Oak Creek. 
D. maxima Xutt. Larg-e Toothwort. 
"Wauwatosa and Greenfield. 
Capsella Bursa=pastoris ^loench. Bursa Bursa-pnsioris (L.) Britton. 
Shepherd's Purse. Everywhere. 
Camelina sativa (L) Crantz. False Flax. 
Peported b\' Wheeler from south and west. 
Arabis laevigata (^luhl.) DC. Smooth Rock-cress. 
Southern part of county and in Wauwatosa. 
A. ■ canadensis L. Sickle-pod. 
Throughout county. 
A. brachycarpa (T. & G.) Britton. Purple Pock-cress, 
^fenomonee Valley. 
A. glabra (L.) Bernh. Tower Mustard. 
Xorth of 'Whitefish Bay. 
Erysimum cheiranthoides L. Worm-seed. 
Not common. 
Berteroa incana (L.) DC. Hoary Alyssum. 
Wauwatosa. 
Hesperis matronalis L. Dame's Pocket. 
Occasionally escaped from cultivation. 
Conringia orientalis (L.) Dumort. Hare's-ear. 
Along lake shore. Pare. 
