MOSELEY. 5 1 



C. TRIBULOIDES. Wahl. 



Frequent, especially the variety turbata. Xorth 



Bass. 

 C- tribuloides cristata. Bailey. 



Common, ^"orth Bass the only island. 

 C. tribuloides reducta. Bailey.* 



Florence and Huron ; rare. 

 C. triceps hirsuta. Bailey. 



Frequent. 



C TRICHOCARPA, Muhl. 



Huron River. Milan. The variety imherbis 



grows in Florence. Both scarce. 

 C. trichocarpa aristata. Bailey. * 



Huron. Castalia ; infrequent. 

 C. typhinoides, Schwein. 



East Berlin ; local. 



C. TUCKERMAXNI. Boott. 



Infrequent. 



C. UTRICULATA, Boott. 



Blair Creek. Florence ; rare. The so-called 



variety minor at Tisdell*s. Vermillion ; rare. 

 C. varia. Muhl. 

 Frequent. 

 C. virescens, Muni. 



Oxford, Huron and east; common. 

 C. virescens costata, Dewey. 



Berlin Heights and east; infrequent. 

 C. viridula, Michx.* ( C. flava yiridula, Bailey,) 



Castalia prairie; local. 

 C. vulpinoidea, Michx. 



Common. 

 C. wildexowii, Schkuhr. 



Florence ; rare. 



CLADIUM, P. Br. Twig Rush. 



C. triglomeratum, Nees. (C. mariscoides, Torr.) 

 Perkins, "Castalia," E. Claassen. 



