332 OHIO BIOLOGICAL SUEVEY 



Martyniaceae, Unicorn-plant Family. 

 Martynia louisiaiia Mill. Unicorn Plant. Reported by Bigelow as collected at Bal- 

 timore by Dr. Hor. Whether as wild or as an escape is not stated. Now 

 known from Eichland, Ross, and Lorain counties. If it was wild its natural 

 range is greater than is credited in the manuals, which give it as " S. Ind., 111., 

 and la. to N. Mex. Also cultivated and naturalized northw. " 



Lentribulaceae, Bladderwort Family. 



Utricularia macrophylla LeC. (U. vulgaris) Greater Bladderwort. Ponds along the 



old canal. No specimen. 

 Utricularia gibba L. Humped Bladderwort. Buckeye Lake only. 



Acanthaceae, Acanthus Family. 



Ruellia strepens L. Smooth Ruellia. No specimen, observed at Clark's Crossing. 

 Dianthera americana L. Water-willow. Common. No specimen. 



La nt idles. 

 Boraginaceae, Borage Family. 



Cynoglossum officinale L. Hound's Tongue. No specimen. 



Cynoglossum virginicum L. Wild Comfrey. Occasional. 



Lappula lappula (L.) Karst. (L. echinata). European Stickseed. Spread through- 

 out the lowland forest. No specimen. 



Lappula virginiana (L.) Greene. Virginia Stickseed. 



Mertensia virginica (L.) DC. Virginia cowslip. No specimen. 



Myosotis arvensis (L.) Lam. Field Forget-me-not. Fide Bigelow. 



Myosotis virginica (L.) B. S. P. Virginia Forget-me-not. 



Lithosi>prmuin arvense L. Corn Gromwell. No specimen. 



Lithospermum officinale L. Common Gromwell. Fide Bigelow. No Ohio specimens, 

 are known. 



Lithospermum canescens (Mx.) Lehm. Hoary Poccoon. Fide Bigelow. Certainly 

 very uncommon. 



Onosmodium carolinianum (L.) D. C. Shaggy False Gromwell. Fide Bigelow. 



Symphytum officinale L. Common Comfrey. Fide Bigelow. 



Verbeiiaceae, Vervain Family. 



Verl)ena urticifolia L. White Vervain. No specimen. 

 Verliena hastata L. Blue Vervain. No specimen. 



Lippia lanceolata Mx. Frog-fruit. Bigelow reports this species as seen only by Dr. 

 Hor of Baltimore. It is common enough now. 



Lamlaceae, Mint Family. 

 Teucrium canadense L. American Germander. No specimen. 

 Isanthus brachiatus (L.) B. S. P. False Pennyroyal. 

 Trichostema dichotomum L. Blue Curls. 

 Scutellaria lateriflora li. Mad-dog Skullcap. 

 Scutellaria incana Muhl. Downy Skullcap. 



Scutellaria cordifolin ]\ruhl. (S. versicolor) Heart-leaf Skullcap. No specimen, 

 common. 



