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ADDITIONS TO THE LICHEN FLORA OF SOUTHERN CALIFORNIA. 
By Dr. H. E. Hasse. 
Ramalina pollinaria (Ach.) f. humilis Ach. (Cromb. Bri. Li. I, 94. Fr. Li. 
Scand. 39). Shrubs on bluffs back of Newport. 
Heppia Bolanderi (Tuck.) Wainio. Pannaria Tuck. Can. Li. 51). Not 
uncommon on calcarious rock in the Santa Monica Mts. 
Theloschistes lynchneus pygmaeus Fr. Maritime sandstone at Newport. 
Placodium eugyrum Tuck. Thallus of small radiate squamules, lobes 
rounded at circumference and contiguous. Matilija Canon, Ventura Co. 
Lecanora pallescens (L.) Schaer. var. roselta Tuck. With the type on trap 
rock, Topanga Canon, Santa Monica Mts. 
Biatorella ( Sarcogyne ) clavus (DC.) Flk. Santa Monica Mts. 
Rinodina radiata fimbriata Tuck. Trap rock, Santa Monica Mts. 
Cladonia caespititia (Pesr.) Flk. Earth at base of rocks. 
“ pyxidata Fr. forma syntheta Ach. and lophyra Coem. (Crombie 
1. c.). 
All three in the Santa Monica Mts. 
Lecidea (sect. Biatord) efpusa (Sm.) Hepp. On Umbellularia and Ceano- 
thus divaricatus . Santa Monica Mts. 
Lecidea (sect. Biatord) viridescens (Schrad.) Fr. On charred bark of 
Pseudotsuga. In the San Gabriel Mts. 
Lecidea Manni Tuck. Thallus cartilaginous of round, convex sordid, yellow- 
ish-brown squamules. Apothecia middling size, disk flat, black with a 
bloom and a moderately thick, cinerascent, irregular and sinuous mar-, 
gin. Hymen 100 11 high. Hypotheeium brown, much thicker than the 
thecium. Paraphyses thick, coherent. Epithecium brown gradually 
paling downward. Thecae half as high as the paraphyses and io^u 
thick. Spores ellipsoid, simple, colorless, 20/1 long and 5// thick. On 
calcarious rock, Matilija Canon, Ventura Co. 
Lecidea enteroleuca pilularis (Th. Fr.) (Fr. Li. Scand. p. 543). Thallus 
pale greenish-gray, verruculose-areolate with a black hypothallus. 
Apothecia deeply sessile, flat to slightly convex and then immarginate. 
Hypotheeium pale. The closely crowded verrucae of the deeply areo- 
late crust make this a marked form. Sandstone, Topanga Canon, Santa 
Monica Mts. 
Catillaria lenticularis (Ach.) ecrustacea Hepp, Leighton 1, c. 336. 
Thallus absent. Apothecia velvety, black with a thin, entire, black, 
finally disappearing margin, disk at times sinuate and even somewhat 
umbilicated. Hymenium 80 11 high; paraphyses coherent; epithecium 
light brown, granulose. Thecae of nearly the same length with the par- 
aphyses and 16 n thick. Spores 8nae, bilocular, 16/z long, 6 thick. 
Hypotheeium colorless. Sand rock, Catalina Island. 
Catocarpon myriocarpum (Mudd) f. ecrustacea (Leight.) (Leighton 1. c. 
p. 320). Decomposed granite, Verdugo hills. 
Catocarpon myriocarpum (Mudd) v. punctiformis (Mudd) Fr. 1. c. p. 595). 
Sandstone, Santa Monica Mts. 
