116 GEOLOGY OF OHIO. 



Pentstemon l-Svigatus Solander. 

 From Lake Erie to the Ohio River. 



Pentstemon L-^vigatus digitalis Gray. 

 Ashtabula Co., E. E. Bogue. 



140. COLLINSIA, Nutt. 



COLLINSIA VERNA Nutt. 



Rather frequent throughout the central and southern part of the state ; rare 

 northward. 



141. MIMULUS L. Monkey-flower. 



MlMTJLUS ALATUS Ait. 



Distributed throughout the state. 



MlMULUS RINGENS I/. 



Frequent 



142. CONOBEA Aublet 



CONOBEA MULTIFIDA (Mx.) Benth. 



Lake Side (Ottawa Co.) Aug. D. Selby ; Dayton, August F. Foerste (Bot. Gaz., 

 vol. VI, p. 214) ; Cincinnati, J. F. James (Cat.) 



343. GRATIOLA L. Hedge-hyssop. 



GraTiola aurea Muhl. 



"Eastern and northern Ohio," J. S. Newberry (Cat.) 



GraTiola virginica L. 

 Over the whole state. 



144. ILYSANTHES Raf. (False Pimpernel.) 



Ilysanthes graTioloides (L.) Benth. (/. riparia Raf.) 

 From Lake Erie to the Ohio River. 



145. DIGITALIS L. 



Digitalis lutea L. 



Cleveland, W. Krebs (introduced). 



146. VERONICA L. Speedwell. 



Veronica agrestis L. 



Cincinnati, J. F. James (Cat); Painesville, Otto Hacker; Columbus, Cora 

 McFad'den. 



