HASSE—LICHEN FLORA OF SOUTHERN CALIFORNIA. 117 
‘L. Kanthoria lychnea (Ach.) T. Fries. 
Thallus yellow to orange, ascending, the lobes compound, laciniately divided, 
crowded, effusely spreading or in orbicular patches, KHO+ purple, Ca(C10).—; 
apothecia sessile, not frequent; disk concolorous with the thallus, concave, with an 
entire, permanent thalline margin somewhat paler than the thallus; epithecium sub- 
continuous, yellow; thecium colorless, 100 to 108 » high; paraphyses stout, septate, 
some forked below the globular yellow apices; hypothecium colorless, overlying a 
thick gonidial layer; asci subinflated-clavate, the membrane thickened at the top; 
spores 8, oblong-ellipsoid, 12 to 20 4 long, 6 to 10 p» thick, polari-bilocular with a very 
faint connecting isthmus; hymenial gelatine with iodine blue, the thickened tops of 
the asci dark blue, the paraphyses not stained. 
On various barks and dead wood; frequents lower altitudes. Throughout the United 
States; North and South America; Europe. 
‘la. Xanthoria lychnea pygmaea (Bory) Herre, Proc. Washington Acad. Sci. 12: 
236. 1910. 
Borrera pygmaea Bory; Fries, Lich. Eur. Ref. 73. 1831. 
Thallus effusely spreading or pulvinate, orange color, the minute irregularly cleft 
lobes with finely lacerate or crenate border; apothecia rare. 
A form of the Pacific coast; San Clemente Island on bleached bones, Trask; on sand- 
stone near Newport, Orange County. 
Lb. Xanthoria lychnea laciniosa (Dufour) Herre, Proc. Washington Acad. Sci. 12: 
235. 1910. 
Parmelia parietina laciniosa Dufour; Fries, Lich. Eur. Ref. 73. 1831. 
The pulvinate-orbicular, orange-colored thallus lacinately dissected into linear 
divisions, freely fruiting. 
Frequent on barks in the Santa Monica Range. Throughout the United States; 
‘Europe, 
le. Xanthoria lychnea polycarpa (Ehrh.) T. Fries. 
Thallus similar to that of the species, but not so well developed, orbicular-pulvinate, 
much and deeply cleft; apothecia numerous, often covering the thallus in the center. 
Barks, fences, and dead wood, throughout our district. North America and 
‘Europe. 
TELOSCHISTES Norm. 
Thallus fruticulose, decumbent or erect, branching, terete or compressed-terete; 
apothecia sessile, lecanorine, marginal or lateral; spores 8, colorless, polari-bilocular 
(in our species); spermatia short, straight; sterigma endobasidial, jointed. 
KEY TO SPECIES. 
Thallus erect, terete, smooth................---------+-+---- 2. T. flavicans. 
Thallus not terete. 
Minutely hispid, compressed, canaliculate.......--------- 3. T. villosus. 
Not hispid, compressed, fli.t..........---.---------++----- 1. T. chrysophthalmus. 
1. Teloschistes chrysophthalmus (L.) T. Fries. 
Fruticulose, erect, compressed, linear-laciniate, greenish grayish to yellowish 
orange; apothecia subterminal and terminal; disk dark orange, thalline margin and 
the thallus fringed with fibrillee; epithecium yellow, subgranulose, thecium colorless, 
100 « high; paraphyses strict, compacted, septate and slightly thickened at the tips; 
hypothecium colorless; asci clavate; spores 8, broadly ellipsoid, polari-bilocular with 
a connecting tube or isthmus, 13 to 17 y» long, 8 to 11 « thick; epithecium with 
KHO-- purple, but neither thallus nor disk stained by this reagent. 
On shrubs or branches of trees. Throughout the United States; Lower California, 
Orcutt; Santa Catalina Island. Cosmopolitan. 
