Tuomeya fiuviatilis Harvey 1858, p. 64 

 PI 132, Figs. 8-11 



Characters as described for the genus; plant gray-green, 2-5 cm. 

 high, cartilaginous and firm, retaining its shape when lifted from 

 the water. 



Attached to logs and on the rim of a dam in swiftly flowing 

 water. Wis. 



[570] 



