44 
Graph. Fee. p. 59. Coniocarpon caribceum Fee Ess., p. 99, p. p- 
fide Mull. Arg. 1 . c. —Tropical. 
274. A. hapaliza, Nyl. Thallus thin, white. Apoth. innate, 
depressed, oblong-linear, straight or a little flexuous, sometimes 2-3 
branched, within pale. Spores ovoid, 6 locular. Reaction blue.— 
Chil., p. 172.—Chili.—“ Est quasi A. astroidea Ach., simplicior, 
sed distinguenda apoth. formas simplicioris, sporis constanter 5 sep- 
tatis.” 
275. A. oxytera, Nyl. Thallus thin, white, determinate, limited 
by a black line. Apoth. linear-lanceolate, or lanceolate-difform, 
sometimes shorter and variable, plane, appressed or innate, within 
pale. Spores fusiform-ovoid, at length brown, 4 locular, .013-1413)’ 
.006 mm. Reaction blue.— Fr. Ah. Gr.,p. 105.—Mexico: and per¬ 
haps a plant from Florida in hb. Calkins, and from Texas, E. D. 
Mead, may be referred here. 
276. A. variiformis, Nyl. Thallus thin, white. Apoth. emer¬ 
gent or superficial, linear, often a little flexuous, plane or slightly 
concave. Spores oblong, mostly 6 locular, .016-18 by . 005-7 mm. 
Reaction from blue vinous red.— Alger., p. 336, Pr. Gall., p. 167.— 
Algiers. 
277. A. illbopulverea, Nyl. Thallus thin, white, mealy. Apoth. 
superficial, oblong-linear or sometimes lobate, thinly pruinose. 
Spores ovoid, 4 locular, .011-13 by .004-6 mm. Reaction vinous 
red.— Alger., p. 336, Pr. Gall., p. 167.—Algiers. 
278. A. stictoides, (Desmaz.) Nyl. Thallus thin, white. Ap¬ 
oth. erumpent, longitudinally disposed, linear-lanceolate, often nar¬ 
row. Spores oblong or oblong-ovoid, 4 locular, .016-21 by .006-8 
mm. Reaction from blue vinous red.— Opegrapha Desniaz. Ann. 
Sci. Nat. 1848, p. 360, Nyl. Arth.,p. 97, Pr. Gall.,p. 167.—France. 
279. A. radiata, (Pers.) Th. Fr. Thallus whitish, cinerascent, 
or darkening or obsolete, determinate, often bordered by a dark 
line. Apoth. irregularly shaped, stellate difform, or ramulose, often 
erumpent, plane or slightly convex, within pale. Spores ovoid-ob¬ 
long, 4 locular, .010-20 by .004-6 mm.; figured in Hepp., n. 351, 
352, 353. Reaction from blue vinous red.— Opegrapha Pers. Ust. 
Ann. 1794, si. 7,/. 29. Arthonia Th. Fr. Arct., p. 240, Alinq., 
p. 35. A. astroidea Ach. Syn., p. 6, Nyl. Arth., p. 95, Pr. Gall., 
p. 166, Scand., p. 259, and aucct. Am. Flora 1881, p. 202, 1884, 
p. 646. A. vulgaris Schcer. Spic.,p. 246, Kbr. Syn., p. 290. A. 
curvula Fw. Exs., 11. 177. A. betulicola Mass. Descr.,p. 12, fide 
Alniq. A. obscura Ach. L. U., p. 146, fide Nyl. Arth., p. 95, 
and perhaps of the catalogues of Muhlenberg and Torrey. Ope- 
