324 BULLETIN UNIVERSITY OP MONTANA. 



Peltigera canina (L.) Hoffm. 

 Sinyaleamin Lake, Alt. 3,800 ft., June 20, 1901. 

 O'Keefe Canyon, Alt. 3,000 ft., June 14, 1901. 

 McDonald Lake, Alt. 3,30u ft., June 23, 1901. 



* Flathead Lake, Alt. 3,000 ft., Aug., 1899. 



* Missoula, Alt. 3,225, June 8, 1897. 



Peltigera venosa (L.) Hoffm. 

 Bigfork, Alt. 3,000 ft., July 8, 1901. 



Placodium Elegans (Link.) D. C. 

 McDonald Lake, Alt. 3,300 ft., June 24, 1901. 



* Missoula, Alt. 3.225, Aug., 1898. 



Physcia stellaris (L.) Tuckm. 

 St. Ignatius, Alt. 2,800 ft., June 17, 1901. 



Physcia stellaris (L.) Tuckm., var. aipolia Nyl. 

 Flathead Lake, Alt. 3,000 ft., July 6, 1901. 



^inodeina oreina (Ach.) Mass. 



* Missoula, Alt. 3,225, Oct. 20, 1899. 

 On rocks. 



Ramalina calicaris (L.) Fr., var. fastigiata Fr. 

 Flathead Lake, Alt. 3,000 ft., Aug. 14, 1901. 



Sticta pulmonaria (L.) Ach. 

 Mud Creek, Alt. 2,700 ft. June 28, 1901. 

 McDonald Lake, Alt. 3,300 ft., June 24, 1901. 



Theloschistes Lychnens (Nyl.) T. 

 Bigfork, Alt. 3,000, July 6, 1901. 



* Missoula, Alt. 3,225 ft, Oct 11, 1898. 



Umbilicaria hyperborea Hoffm. 

 McDonald Lake, Alt. 3,300 ft., June 23, 1901. 



Umbilicaria phaea Tuckm. 

 McDonald Lake, Alt. 3,300 ft., June 23, 1901. 



Umbilicaria vellea (L.) Nyl. 

 McDonald Lake, Alt. 3,300 ft, June 13, 1901. 



* Lo Lo Hot Springs, Alt. 5,000 ft., June 25, 1897. 



(This is a beautiful species, jet black beneath, greenish brown or 

 brown above. It covers the wet surfaces of rocks with its broad, thick 

 thallus, often to the extent of several square yards.) 



Usnea barbata (L.) Fr. 

 Sentinel Mountain, Alt 5,000 ft, June 12, 1901. 

 Mud Creek, Alt. 2,700 ft., June 28, 1901. 



* Flathead Lake, Alt 3,000 ft., August, 1899. 



Usnea barbata (L.) Fr., var. hirta Fr. 

 Sentinel Mountain, Alt 5,000 ft, June 12, 1901. 



Usnea cavernosa Tuckm. 

 McDonald Lake, Alt 3,300 ft., June 26, 1901. 



