246 DIOECIA. MO]\"ADEIfPHlA. 



Species. 1. T. canadensis, v, v. In the western parts 

 of the state of New York. Obs. Roots creeping; stems 

 only from 1 to 2 feet higli, 2 baccataP on the islands of 

 Lake Huron, near to Mlchllimakinak. 



A genus of 9 species, of which there are 3 in Japai>, 

 3 at the Cape of Good Hope, 1 in Europe, 1 in the moun- 

 tains of Peru and MeKico^ and 1 in the United States, 



