170 



LAKE SUPERIOR. 



Mosses of Lake Superior. 

 Distichum inclinatum B. et S. 



" capillaceum B. et S. 



Encalypta ciliata Hedio. 

 Pogonatum alpinum Brid. 

 Polj'trichum formosum Hedw. 

 " piliferum Hedzv. 



" juniperinum Hedw. 



Bartramia pomiformis Hedw. 



" Oederi Brid. 



" fontana L. 

 Aulacomnium palustre Br. 

 Bryum pseudo-triquetrum L. 

 " nutans L. 

 Var. elongatum B. et S. 

 Mnium cuspldatum Hedw. 

 Hypnum Schreberi Willd. 



" tamariscinum Hedw. 



" splendens Hedw. 



" aduncum L. 



" uncinatum Hedw. 



" cupressiforme L. 



" Crista-castrensis L. 



" abietinum L. 



" nitidulum L. 

 Neckera intermedia Hedw. 

 Marchantia polymorpha L. 

 Jungermannia barbata Hook. 

 Ptilidium ciliare. Nees. 



Localities of the Jura. 



Summits of the Jura. Declivities of 



the Alps. 



Fissures of the rocks. Subalpine re- 

 gions. 



On the ground in the higher Jura. 



Sub-Alps. 



Woods of the mountains. Everywhere. 



Granite in the Vosges and Alps. 

 Rocks of the Jura. 

 Everywhere near springs. 

 Peat-bogs of the higher Jura. 

 Moist places in the forests. Every- 

 where. 

 Elevated peat-bogs. 

 Skirts of the forests. 

 Pine forests. 



Moist places. 

 Pine forests. 



Enumeratio Lichenum a D. Prof. Agassiz ad Lacum Superiorem, anno 

 1848, lectorum, ab Edvo. Tuckerman, Cantabr. 



Vidi olim in Museo Parisiensi aliquot plantas a D. Comite de Castelnau in 

 itinere suo ad Lacum Superiorem decerptas, inter quas Lichenes decern inse- 

 quentes reperi : — 



Usneam barbatam, Var. pendulam. 



Everniam jubatam Fr. 



Ramalinam calicarem /*. Fr. 



Cetrariam islandicam Ach. 



C. glaucam Ach. 



C. lacunosam ^ Atlanticam Tuck. 



