34 SOUTHERN CALIFORNIA ACADEMY OF SCIENCES. 



Lecidea lapicida. Fr. Catalina. (Trask.) 

 " " declinans, Nyl. Catalina. 



" aromatica, (Soni.) Ach. Rocks, Catalina. 

 " catalinaria, Stiz. Rocks, Catalina. 

 " enteroleuca, Fr. Sandstone, Catalina. 



Buellia oidalea, Tuck. On various barks, Catalina. (Trask, 

 Hasse.) 



" triphragmia, Nyl. Catalina. 



" Bolanderi, Tuck. Catalina. 



" spuria, Arn. Catalina. 



" halonia, (Ach.) Catalina on Cercocarpus traskiae. 

 (Trask.) On Heteromeles arbutifolia. (Hasse.) 



" albo-atra saxicola, Fr. San Nicolas. (Trask.) Cata- 

 lina. 



" myriocarpa, Tuck. On Leptosyne gigantea, Santa Bar- 

 bara. (Trask.) 

 stellulata, Br. & Rostr. Santa Barbara. (Trask.) 

 Thallus ochraceous from ferruginous rock sub- 

 stratum ( ?). Spores as in the type. 



" badia, (Fr.) Koerb. Catalina. 



" lepidastra. Tuck. Catalina. (Trask. ) 



" petrgee, (Flot. -Koerb.) Tuck). Catalina. 



" atro-albella, Nyl. Li. Paris, 1896 — pag. 99. Catalina. 



Lecanactis californica, Tuck. On Finns, Torreyana, Santa Rosa. 



(Trask.) On barks, Catalina. 

 Platygrapha hypothallina, A. Zahlbr. N. SP. Bull. Tor. Bot. 

 Club. Vol. XXVn, 645. Catalina. (Trask.) 

 plurilocularis, A. Zahlbr. N. SP. Bot. Centralblatt. 

 XITL Heft 2, 156. On Rhus integrifolia, 

 Catalina. 

 Opegrapha betulina, Nyl. On Oak, Catalina. 



vulgata, Nyl. Bark, Catalina. (Trask.) 

 Chiodecton ochroleucum, A. Zahlbr. N. SP. I.e. On Rhus in- 

 tegrifolia, Catalina. (Trask.) 

 " rubeo-cinctum, Nyl. Catalina. (Trask.) 



" sanguineum, Waino. Catalina. 



Arthonia Rhoidis, A. Zahlbr. N. SP. 1. c. On Rhus laurina. 

 Catalina. 



