STATISTICS OP METASPERMAE. • 631 



Genera Represented in the Minnesota Valley. — Continued. 



NORTHERN 

 EXTRATROPICAL. 



WESTERN HEMISPHERE 



NORTH AMERICA. 



Claytonia 



Mirtibilis 

 Talinum. 



Cerastium.. 

 Moehringia 



Anychia 



iNymphaea. 

 Hydrastis.. 



Isopyrum... . 



Actaea 



Aquilegia. . . 

 Delphinium. 



Oxygraphis, 



Podophyllum . 



Leontice 



Menispermum 



Capnorchis. 

 Neckeria . . 



Sanguinaria 



Thelypodium. 



Barbaroa 



Le&querella 



Arabis 



Erysimum. 



Penthorum 



Saxifraga 



Tiarella 



Mitella 



Chrysosplenium. 



Parnassia 



Opulaster 



Spiraea 



Pirus 



Amelanchier . . . 

 Crataegus 



Sarracenia. 



Heuchera 



Mitella. 



