414 



PHYSICAL GEOGRAPHY. 



Segestria lectissima, Fr. Verrucaria margacea, Wahl. 



Staurothele umbrina, Wahl. Pyrenula leucoplaca, Wallr. 



Trypethelium virens, Tuckerm. P. lactea, Mass. 



Sagedia lactea, Koerb. 



Additional Species from Synopsis of Northern Lichens. 



-1848. 



Evernia jubata, Fr. 

 E. ochroleuca, Fr. 

 E. vulpina, Ach. 

 E. purpuracea, Mann. 



Cetraria aculeata, Fr. 

 C. cucullata, Ach. 

 C. nivalis, Ach. 

 C. sepincola, Ach. 



Nephroma arcticum, Fr. 

 N. parile, Ach. 



Peltigera malacea, Ach. 



Sticta pulmonaria, Ach. 



Parmelia Fahlunensis, Ach. 



P. stygia, Ach. 



P. incurva, Fr. 



P. centrifuga, Ach. 



P. congruens, Ach. 



P. obscura, Fr. 



P. sorediata, Tuckerm. 



P. rubiginosa, Ach. 



P. Hypnorum, Fr. 



P. cervina, Sommerf. 



P. oculata, Fr. 



P. badia, Fr. 



P. ventosa, Ach. 



P. verrucosa, Ach. 



Stereocaulon tomentosum, Fr. 



S. corallinum, Fr. 



S. paschale, Laur. 



S. condensatum, Laur. 



S. denudatum, Floerk. 



S. nanum, Ach. 



S. Fibula, Tuckerm. 



Cladonia Papillaria, Hoffm. 



C. pyxidata, Fr. 



C. gracilis, Fr. 



C. fimbriata, Fr. 



C. decoticata, Floerk. 



C. cenotea, Schaer. 



C. Despreauxii, Bory MS. 



C. amaurocraea, Floerk. 



C. Boryi, Tuckerm. 



C. bellidiflora, Schaer. 



Baeomyces roseus, Pers. 



Biatora decipiens, Fr. 

 B. placophylla, Fr. 

 B. Byssoides, Fr. 

 B. ichmadophila, Fr. 



B. ochrophaea, Tuckerm. 



Lecidea vesicularis, Ach. 



L. Wahlenbergii, Ach. 



L. flavo-virescens, Fr. 



L. panaeola, Ach. 



L. confluens, Schaer. 



L. melancheima, Tuckerm. 



L. sabuletorum, Fr. 



Umbilicaria pustulata, Hoffm. 



U. polyphylla, Hoffm. 



U. proboscidea, DC. 



U. hirsuta, Ach. 



U. hypoborea, Hoffm. 



U. erosa, Hoffm. 



U. Muhlenbergii, Ach. 



Calicium phaaomelanum, Tuckerm. 



C. melanophaeum, Ach. 



Endocarpon fluviatile, DC. 



