microphylla, Hook, 

 myriophylla, Ldl. 

 pulchella, Hort. 



ROSACE/E. 



I Potentilla— <-,„it<l. 



arvensis, Lamk. 

 pubescens, Linn. 



microphylla. Will. 



nevadensis, Urn's 

 opaca, Linn. 

 pc.l;ita. WilM 



aericea, Linn. 

 Schrenkiana, Hort 

 Sihbaldia, Haller 



Rosa rugosa, Thunb. 



Spiraea 



digitata, Willd. 

 — var. glabra, H« 

 palmata, Thunb. 



S AXI F RAG AC EJE. 



Drummondii. Fin 



ribifolia, F. ot Lallen 

 Richardsoni, K. lir. 

 sanguines, Eng. 

 spicata, Hort, 

 Parnassia 



nubicola, Hook. 61. 



Saxif'ra^a 



acanthifolia, Hort. 



