Crossosoma 34(2), Fall-Winter 2008 
66 
Lecanora confusa Almb. - Corticolous. Campground below ranger’s station, 
Nash 41117 (ASU); Green Mountain, Nash 41380(ASU). 
Lecanora carneolutescens Nyl. - Corticolous. Green Mountain, Knudsen 6745, 
6778 (UCR); San Miguel Hill, Knudsen 6710, 6715 (UCR). This is a sorediate 
species, often sterile. 
Lecanora demosthenesii Lumbsch & Messuti - Corticolous, saxicolous. Green 
Mountain, Nash 41299 (ASU). 
Lecanora dispersa (Pers.) Sommerf. - Saxicolous. China Point, Nash 41215 
(ASU); Green Mountain, Nash 41236 (ASU); lower Willow Canyon Nash 41304 
(ASU). 
Lecanora hagenii (Ach.) Ach. - Usually saxicolous. Green Mountain, Knudsen 
6766, 6772, 6680, 6772, 6992 (UCR). Silwa (2007) identified a specimen from 
Sandy Point on Santa Rosa Island as Lecanora crenulata Hook, and it is expected 
on caliche on San Miguel Island. 
Lecanora horiza (Ach.) Linds. - Corticolous. Green Mountain, Nash 41384 
(ASU); San Miguel Hill, Nash 42084 (ASU). 
Lecanora pacifica Tuck. - Corticolous. Unknown location, Nash 42683 (ASU). 
Lecanora zosterae (Ach.) Nyl. - Corticolous. On driftwood, Cuyler Harbor, 
Knudsen 6894 (UCR). 
Lecidea laboriosa Mull. Arg. - Saxicolous. Upper Willow Canyon, Knudsen 
6953 (UCR). 
Lecidella asema (Nyl.) Knoph & Hertel - Saxicolous, terricolous. Side canyon 
SE of Willow Canyon, Nash 41261 (ASU). 
Lecidella elaeochroma (Ach.) M. Choisy - Corticolous. Green Mountain, Nash 
41367 (ASU). 
Lepraria xerophila Tonsberg - Terricolous. Trail to Lester Point, Knudsen 6807 
(UCR); Nidever Canyon, Knudsen 6807 (UCR), Marsh 8046 (ASU); Green 
Mountain, Nash 41388, 41453, 41481, 41480 (ASU); San Miguel Hill, Nash 
41114 (ASU); lower part of Willow Canyon Nash 41306 (ASU); Harris Point, 
Nash 41178, 41177 (ASU). 
