412 
BOTAKY. 
LICHENES. 
BY PROF. EDWARD TUCKERMAN. 
EvEENiA VULPINA, (L.,) Acli. Tliis liclieii, so abundant in the Sierras 
of California, was found only in a single locality in the Virginia Mountains, 
Western Nevada, uj^on Ju7iiperus occidentalis. (1,487.) 
TriELOSCHiSTES PARiETiNUS, Var. POLYCARPUS, Fr. On Quercus in the 
Wahsatch. (1,488.) Also Var. lychneus, Nyl. In the Walisatch. (1,489.) 
Parmelia OLIVACEA, (L.,) Ach. On Cercocarpus; Wahsatch. (1,490.) 
Parmelia CONSPERSA, (Ehrh.,) Ach. In the Uintas. (1,491.) 
Physcia stellaris, (L.) On rocks upon Antelope Island, Salt Lake, 
with various LecnnorcB and other lichens. (1,492.) 
Physcia obscura, (Ehrh.,) Nyl., Var. approaching P. pidverulenta. On 
trees in the Wahsatch. (1,493.) 
Peltigera aphthosa, (L.,) Hoffni, In the Uintas. (1,494.) 
Peltigera rufescens, (Neck.,) Hoffm. In Nevada and Utah ; on the 
earth ; sometimes too near the next. (1,495.) 
Peltigera canina, (L.,) Hoffm. In the Uintas. (1,496.) 
Pannaria Hypnorum, (Vahl.,) Delis. Uintas; on the earth. (1,497.) 
Placodium fulgens, (Sw.,) DC, Var. bracteatum, Ach. Carrington 
Island, Salt Lake ; on the earth. (1,498.) 
Placodium elegans, (Link.,) DC. On rocks in Western Nevada, An- 
telope Island, and the Uintas. (1,499.) 
Placodium vitellinum, (Ehrh.,) Nseg. & Hepp. On moss near Car- 
son City, and on rocks in the Uintas. (1,500.) 
Placodium cerinum, (Hedw.,) Naeg. & Hepp., Var. biatorinum, Nyl. 
On Populus^ in the AVahsatch. (1,501.) 
Lecanora eubixa, (Vill.,) Schser. In the East Humboldt Mountains, 
Nevada, and in the Uintas. (1,502.) Also Var. opaca, Ach. In Western 
Nevada, and on Antelope Island, (1,503.) 
Lecanora muralis, (Schreb.,) Schcer. (X. saxicola, Ach.) On rocks. 
Antelope Island. (1,504.) Also Var. Garovaglii, Anz. Near Carson 
City. (1,505.) 
Lecanora subfusca, (L.,) Ach., Var. sylvestris, Nyl. (f) On Cotton- 
wood, in the Wahsatch. (1,506.) Also Var. umbrina, Nyl. On rocks, An- 
telope Island. (1,507.) 
