158 LAKE SUPERIOR. 



LAKE SUPERIOR. EUROPE. 



SAXIFRAGES. 



Mitella nuda L. ") These two species have no other analogues in Europe 

 " diphylla L. ) than the Saxifraga rotuudifolia, and the species similar 

 to it. In general, the Saxifrageas, which have few rep- 

 resentatives about Lake Superior, belong to the alpine 

 region, so that in order to meet them in the plain, we 

 have to go as far as Greenland, where they are numer- 

 ous. The species of the plains are represented in 

 America by the genera Sullivantia, Heuchera, Mitella, 

 and Tiarella. 



VMBELLIFERjE. 



Sanicula marilandica L. Sanicula europaaa L. Creux du Vent. 



Archangelica atro-purpurea Hoff. Archangelica officinalis Hoff. Jura, 



also in the Valtellina. 



Osrnorrhiza brevistylis DC. Chffirophyllum hirsutum L. Jura. 



Sium liueare Michx. Sium latifolium L. 



ARALIACEM. 



Aralia hispida Michx. This family Las but one representative 



in Central Europe, Hedera 

 Helix L. 



CORNA CEJE. 



Cornus stolonifera MX. Cornus sanguinea L. Middle Jura. 



CAPRIFOLIJE. 



Linnrea borealis Gron. Linnsea borealis Gron. Lower Alps : 



Symphoricarpus occidentalis R. Br. Valais. 



/ Inthere- 

 Lonicera parviflora Lans. Lonicera Caprifolium L. a j on o f 



hirsuta Eaton. Var. Douglasii. " Periclimenum L. j the vine- 



L yards. 



u " involucrata Spr. Saskatshew- " iuvolucrata, Sj)): Siberia L. 

 an, Oregon, Rocky Moun- alpigena which resembles it 



tains, California. somewhat, occurs in the 



Jura and the Alps. 



Sarnbucus pubens MX. Sambucus racemosa L. Cr. du Vent. 



Viburnum Opulus L. Viburnum Opulus L. Belongs in Eu- 



rope to the region of the beech. 

 (Fagus sylvatica.) 

 " pauciflorum Pyl. 



