—— 
) 
HASSE—LICHEN FLOR 
10 » thick, upon a podetium alm¢ 
hymenial structures staining yellow w 
A OF SOUTHERN CALIFORNIA. 15 
st equally long; hypothecium ‘ sienna brown; ‘ 
rith iodine. 
On bark of conifers, Yosemite Valley; on Pseudotsuga macrocarpa in the San Gabriel 
Range. 
2. Calicium parietinum Ach. 
Thallus insignificant or absent; ap 
othecia globose-lenticular, the under side and 
the stipe brownish black, the somewhat more flattened upper surface black, over- 
reaching the margin a little; asci cylindric; spores in 8’s, simple, grayish to light 
brown, ellipsoid, 7 to 10 » long, 4 to 5/4 
thick. 
On dead, decorticated oak, Strawberry Valley in the San Jacinto Mountains, and 
on dead Sambucus in canyons of the Santa Monica Range. 
STENOCYBE Nyl. 
Thallus absent; apothecia stipitate, 
1. Stenocybe tremulicola Norrl. 
Apothecia globular, with a minute 
differing from S. byssacea Fries in the 
long, 4 to 5 » thick, nigrescent, oblong 
the disk open. 
punctiform aperture, on a short, slender stipe; 
smaller spores, these in our species 12 to 18 
-ellipsoid, and bilocular to quadrilocular. 
On smooth bark of limbs of Juglans californica in canyons of the Santa Monica Range. 
According to Hue, Nylander makes this a subspecies of Stenocybe byssacea Fries. 
SPHINCTRINA Fries. 
Thallus absent; apothecia sessile or 
subsessile. 
KEY TO SPECIES. 
| 
Apothecia sessile or nearly 80....1.................202--005- 
Apothecia short-stipitate......... 
1. S. microcephala. 
Lene eee c cece cece e cece eens 2. 8. turbinata. 
1, Sphinctrina microcephala Ny]. | 
Apothecia black, globular; spores simple, ellipsoid, brown, 9 to 12 y long, 
6 to 8.5 pt 
thick; asci tubular; paraphyses filiform; hymenial gelatine staining indigo blue with 
iodine. 
Parasitic on thallus of Pertusaria lecaniina and P. pustulata on bark of Quercus 
agrifolia in the Santa Monica Range. 
2. Sphinctrina turbinata Fries. 
Thallus absent; apothecia short-stipitate; spores globular, brown, simple, 6 to 8 
in diameter; asci ‘tubular, 56 lt long, 6 
ito 8 thick; paraphyses separate, shorter than 
the asci; hymenial gelatine giving no reaction with iodine. 
On thallus of Cyphelium bolanderi, Hellons B baits near Santa Monica. 
f 
f 
Nee 
Thallus crustaceous, uniform; 
gonidia. 
Protococcus, and Chroolepus 
CYPHELI veg 
~~Thallus thin, granulose or verrucose, uniform or becoming effigurate at the periph- 
ery; apothecia sunken in the thalline verruce, eventually the disk expanding and 
open; paraphyses jew, filiform; asci clavate; spores in 8’s, arranged in one row, 
bilocular, rarely with more cells or simple. 
KEY TO SPECIES, 
Spores simple....... 2.2.2... 02-22 eee eee eee ence eee 1. C. bolandert. 
Spores bilocular. 
Thallus greenish yellow....................-.2.....2.......... 2. C. tigillare. 
Thallus light gray............. wee eee eee 3. C. inquinans. 
