84 CUMMINGS 
Apothecia brick-colored, brown or blackening. 
Spores simple. 
Apothecia difform and conglomerate. .granulosa. 
Apothecia not difform and conglomerate. 
Thallus white. .. apochrceiza. 
Thallus grayish-green. . viridescens. 
Spores compound. 
Spores 1-2-locular. vernalis. 
Spores 4-9-locular. . ..hypnophila. 
38. Biatora hypnophila (Turn.) Tuck. 
Lecidea hypnophila Turner in Ach. L. U. 199. 1810. 
Biatora hypnophila Tuckerman, Syn. N. A. L. 2 : 35. 1882. — Sowerby, 
Eng. Bot. t. 2217. 
Yakutat (Trelease, 830) ; St. Michael (Setchell) ; Unalaska 
(Setchell). New to Alaska. 
On bark of living trees (Trelease); on earth (Setchell). The 
thallus of the specimen on bark is not granulate and the apothecia are 
somewhat larger than most of those in the Tuckerman Herbarium. 
The spores are usually bilocular. The range of this plant is from 
Greenland to Florida. 
39. Biatora lucida (Ach.) Fr. 
Liche?i lucidus Acharius, Lich. Suec. Pr. 39. 1798. 
Biatora lucida Fries, L. E. 279. 1831. —Sowerby, Eng. Bot. t. fjjo. 
White Pass (Trelease, 973). New to Alaska. 
Growing on earth. Previously reported from Arctic America. 
40. Biatora vernalis (L.) Fr. 
Liche7i vernalis Linn^us, Syst. Nat. 3 : 234. 1767. 
Biatora vernalis Fries, L. E. 260. 1831.— Sowerby, Eng. Bot. t. 84s. 
Disenchantment Bay (Trelease, 803c); Orca, 1105 ft. (Trelease, 
813). Reported by Nylander from Port Clarence under synonym of 
Lecidea vernalis (L.). 
The specimen from Disenchantment Bay is on the bark of dead 
shrubs. The thallus is almost obsolete and the apothecia are smaller 
and more regular than in the specimens on moss. The thallus seems 
entirely obsolete in the specimen from Orca. This species has been 
reported fiom Greenland. 
41. Biatora cinnabarina (Smrft.) Fr. 
Lecidea cinnabarina Sommerfeldt , Vet. Ak. Handl. 115. 1821. 
Biatora cinnabaritia Fries, Lich. Arct. 191. i860. 
Summit of White Pass, 3000 ft. (Trelease, 833); Port Wells 
(Trelease, 835a). New to Alaska. 
