64 Twenty-Seconp AnnuAL Report on Srare Caprnet. 
PLACODIUM AURANTIACUM Var. FLAVOVIRESCENS, /7. 
Rocks. Troy. 
PrLacopium CINNABARINUM, Anz. 
Fort Edward. Howe. 
Priacopium rupestre, 7'uck. 
Rocks. Helderberg Mountains. 
Lrecanora PALLEscEeNns, Scher. 
Trunks of trees. Common. 
Lecanora patiipa, Scher. 
Trunks of trees. Notrare. 
_LECANORA TARTAREA, Ach. 
Rocks and trunks of trees. Common in hilly and mountainous 
districts. The “ Cudbear” of commerce, so freely used for color- 
ing purposes. 
LECANORA TARTAREA var. FRIGIDA, Ach. 
Incrusting mosses. Top of Mount McIntyre. 
Lecanora susprusca, Ach. 
Trunks of trees in woods. Very common and quite variable in 
appearance. 
LEcANORA VARIA, Ach. 
Trees and old fences. Common. 
LECANORA ELATINA var. ocHRoPH#HA, Z'uck. 
Trunks of balsam tirsin mountain woods. Mt. Whiteface. 
Lecanora muratis, Scher. (L. saxicola, of authors.) 
Rocks. Catskill Mountains. 
LECANORA CINEREA, /7. 
Rocks. At a little distance this lichen causes the surface of the 
rock, on which it grows plentifully, to appear as if bruised or in- 
dented by frequent blows of a large hammer. 
Specimens trom the red sandstone of the Catskill Mountains 
have to some extent the color of those rocks. ; 
LEcANORA ATRA, Ach. 
Granite rocks. Poestenkill, Rensselaer county. 
