12 FLORA OF MISSOURI. 



109. var. Arkansanum, Nutt. 



Franklin, Jefferson, St. Louis. (Letterman). 



110. cheiranthoides, L. Wormseed Mustard. 



(Torreyand Gray.) 



111. Thelypodium pinnatifidum, Watson. 



Jackson, (Bush). 



112. Camelina sativa, Crantz. False Flax. 



Cass, (Broadhead). 



113. Brassica alba, Gray. White Mustard. 



Boone, (Tracy), Jackson, (Bush), St. Louis, (Murtfeldt). 



114. Campestris, L. Charlock. 



Jackson, in old fields, (Bush). 



115. nigra, Gray. Black Mustard. 



Common everywhere. 



116. rapa, L. 



Jackson, in old fields, (Bnsh). 



117. Capsella Bursa-pastoris, Moench. Shepherd's Purse. 



Common everywhere. 



118. Lepidium intermedium, Gray. 



Jackson, (Bush). 



119. ruderale, L. 



Jackson, (Bush), Miller, (Winick), St. Louis, (Torrey 

 and Gray). 



120. Virginicum. Wild Pepper-grass. 



Boone, (Tracy), Cass, (Broadhead), Jackson, (Bush), 

 Pike, (Pech), St. Louis, (Geyer). 



121. Thlaspi arvense, L. Pennycress. 



Jackson, (Bush). 



122. Rapkanus Raphanistrum, L. Wild Radish. 



Polk, (Broadhead). 



C APP ARID ACE M. 



Caper Family. 



123| Cleome integrifolia, Torrey and Gray. 



Clay, (Broadhead), Jackson, (Bush). 



124. pungens, Willd. 



[Pettis. (McCluny,) 



125. Polanisia graveolens, Raf. 



Jackson, (Bush), St. Louis, (Murtfeldt). 



