red.—A T yl. En. p. 337 (nomen.) Tuck. Gen., p. 221. A.glaucina 
Tuck, in lift. —North America, widely disseminated east of the Mis¬ 
sissippi. 
97 - A. cupressina, Tuck. Thallus thin, white, leprous, effuse. 
Apoth. irom pale brown becoming darker, minute, rounded, convex, 
greenish pruinose. Spores oblong or oblong-ovoid, 4 locular, .011- 
16 by .003-5 mm. Reaction blue.— Genera, p. 221.—On bark and 
dead wood ol white cedar, New Bedford. 
98. A. albofuscescens. Tuck. Thallus thin, white. Apoth. 
blackish brown and blackening, aclnate, oblong or angulose, plane. 
Spores ovoid, 4 locular, .010-15 by .004-5 mm.—Amherst, Mass., 
in hb. Tuck. 
99- A. hypochlliza, Nyl. Thallus thin, white, somewhat mealy. 
Apoth. brown, small, numerous, rounded or oblong. Spores ovoid. 
4 locular, .013-16 by .004-5 mm. Reaction of the thekes vinous 
red.— Flora 1886,/. 104 ( nomen ) Exs. Wright Cub. n. 131. 
100. A. chiodectella, Nyl. Thallus thin, glaucescent. Apoth. 
dirty or livid ash-colored, minute, plane, aggregated, somewhat 
rounded, white-margined, subpiuinose, within pale. Spores ovoid 
or ovoid-oblong, 4-6 locular, .016-27 by .007-9 mm. Reaction vi¬ 
nous red.— Flora 1869, p. 125. Tuck. Gen. p. 220.—Louisiana and 
Texas in hb. Tuck. 
101. A. pellucida, Mull. Arg. Thallus thin, white, continuous, 
shining, effuse. Apoth. commonly heaped or confluent, orbicular, 
and compoundly angulose-suborbicular, when dry brownish-black¬ 
ening, when wet pellucid, naked, slightly convex, within pale. 
Spores cylindrical-obovoid, 4 locular, .012-15 by .003-45 mm.— Re- 
vis. Eschw. //, p. 10.—Brazil in hb. Eschweiler. 
102. A. pellicula, Mull. Arg. Thallus thin, white, effuse. 
Apoth. when dry brownish-black, when wet pale and pellucid, or¬ 
bicular or compositely angulose-suborbicular, slightly convex, within 
pale. Spores cylindrical-obovoid, 4 locular, .012-15 by .003-45 mm. 
— Naum., p. 56.—On leaves, Fiji Islands. 
f. trichariosa, Mull. Arg. Thallus sterile, the margin piliform- 
isidiod.— Null. Arg. 1 . c.—Tricharia leucothrixFee, Meth.p. 87 and 
t. Illf. B .—Tropical in hb. F6e. 
103. A. nigro-cincta, Kn.&Mitt. “ Thallus moderately thick, 
light brown or dull white, edged by a dark line. Apoth. blackish- 
brown, superficial, simple, irregular, roundish, oblong, curved, larger 
at one end. Spores obovate, 4 septate, light yellow, measuring from 
.00030 to .00084 of an inch.”— N. Zeal., p. 106 and t. 12 /. 34.— 
Not mentioned in Nyl. A r . Zeal., 1888.—New Zealand. 
