915 



Potentilla cont. 



P. tanacetifolia, WilkL Siberia. Lehm. Revis, Pot. 

 t. 20. 



P. Thomas ii, Ser. See Detommasii. 

 P. Thurberi, .4. Gray. North America. 

 P. Tonguei, IT 7 . Ba.ct. Garden origin. 



P. Tormentilla, Neck. Europe, &c. Eng. Bot. ed. 3, 

 t. 430. 



" Tormentil." 



P. tridentata. Soland. North America. Fl. Dan. 

 1. 1875. 



P. luberosa, Hort. See recta. 

 P. tyrolen&is, Scop. Europe. 



P. valderia. L. Northern Italy. All. Fl. Pedem. t. 24, 

 f. 1. 



P. velutina, Wall. See peduncularis. 

 P. verna, L. See opaca. 



P. villosa, Pall. Siberia, &c. Lehm. Monogr. Pot. 



t. 16. 



P. wallichiana, Govan. See argyrophylla var. atros- 

 anguinea. 



P. Weinmannii, Lodd. See collina. 



P. wrangeliana, Fisch. Mey. Siberia. Lehm. Revis. 

 Pot. 1. 19. 



Poterium, L. Rosaceae. 

 " Burnet." 



P. alpinum, Hort. Kew. Siberia. 



P. canadense, A. Gray. North America. 



P. diandrum, Hook. f. Himalaya. 



