— iog — 
R: (. Eurinodina ) sophodes (Ach.) Nyl. emend, var. confragosa (Ach.)Nyl. 
On birch bark, Hunker Creek, no. 141, spores 27-37 x 11-15/*; on various 
trees, Moosehead Mt., Dawson, no. 140, spores 27 x 13/*. 
R. sophodes var. exigua (Ach.) Fr. On willow bark, West Dawson, no. 
151, spores 13-20 x 7-9//. Not mentioned in the Cummings list. 
Pertusaria DC. 
P. dactylina ( Ach. ) Nyl. On mosses, “the Dome,” no. 138, spores 225- 
250 x 85-100/*, solitary. 
P. glomerata (Ach.) Schaer. ^On rocks, “the Dome,” no. 86, spores 164- 
180 x 64-70/*, invested with a halo, and in two’s. 
Urceolaria (Ach.) p.p. Nyl. 
U. scruposa (L.) Nyl. On rocks, “the Dome,” no. 84, spores 37 x 20/*, 
muriform. Seems to be new for the region. 
5tereocaulon Schreb. 
S. paschale(L.) Fr. In bogs, Bonanza Creek, no. 161. 
S. tomentosum (Fr.) Th. Fr. On rocks, West Dawson, no. 160; on 
mosses in bog, Bonanza Creek, no. 159; on rocks, Hunker Creek, no. 158. 
S. tomentosum var. alpinum Th. Fr. On rocks, “the Dome,” no. 162a. 
Pilophorus Th. Fr. 
P. cereolus (Ach.) in Tuckerman’s sense, var, acicularis Ach. & Tuck. 
On rocks, Bonanza Creek, no. 157. The spores five times longer than thick. 
Cladonia Hill. 
Sub-genus cladina (Nyl.) Wain. 
C. rangiferina (L.) Web. On earth, West Dawson, no. 91. 
C. rangiferina forma leucosticta Merrill f. nov. In a bog, Hunker 
Creek, nos. 112 and 113. KHO-f- Verrucose-maculate and between the 
verrucae semi-pellucid. 
C. sylvatica (L. ) Rabenh. var. sylvestris Oed. On earth, Hunker 
Creek, no. 92. 
C. sylvatica f. valida Rabenh. In a bog, Hunker Creek, no. 93. Not 
previously reported from America. 
C. alpestris (L.) Rabenh. m. sphagnoides (Hepp) Wain. On earth, 
Bonanza Creek, no. 90. 
Sub-genus cenomyce (Ach.) Th. Fr. 
Section cocciferae Del. 
C. coccifera (L.) Willd. var. stemmatina Ach. form grandis Kremplh. 
On earth, Hunker Creek, no. 59. Not previously reported from North 
America. 
C. deformis Hoffm. m. Extensa (Hoffm.) Wain. On earth in bogs, West 
Dawson, no. 57: on earth, Hunker Creek, no. 57a. Although not previously 
reported under this combination, it is probable that all the recorded Alaskan 
examples belong here. 
Section Unciales (Del.) Wain. 
C. amaurocraea (Flk.) Schaer. form celotea Ach. In peat bogs, 
Bonanza Creek, no. 100; on earth, Bonanza Creek, nos. 60, 61 and 68. Not 
previously reported under this combination from the Alaskan district. This 
