24 SOUTHERN CALIFORNIA ACADEMY OF SCIENCES. 



Evernia prunastri, Ach. Catalina and Santa Barbara Islands. 



(Trask.) 

 Schizopelte californica, Th. Fr. San Miguel. (Trask.) This 

 interesting find extends the range of this species from the 

 mainland, where it was originally found at San Diego, (Tuck. 

 Sj^n. N. A. Li.), to the archipelago. 

 Parmelia physodes enteromorpha, Tuck. Catalina. (Trask.) 

 " perlata (L.) Ach. Catalina. (Trask.) 



" olivetorum, Nj'l. As found on the mainland, this insular 



plant is also sterile. Trunks. Catalina. (Trask.) 

 " laevigata, Nyl. On quercus dumosa, Catalina. (Trask.) 

 conspersa, Ach. Rocks and earth, Catalina. (Trask. j 

 Theloschistes chrysophthalmus flavicans,Walk. Catalina. (Trask.) 

 ' ' lychneus pigmaeus, Fr. Rocks and bleached whale 



bones, San Nicholas. (Trask.) 

 " parietina (L.) Norm. Santa Barbara. On dead 



twigs of Iv3'cium californicum, also on Lepto- 

 syne gigantea, a form with radiately lobed 

 thallus, at the circumference of the lobes cre- 

 nate and contiguous or imbricated; toward the 

 center glebus or granulated; surface of thallus 

 whitish pulverulent. Sp. 8, polarilocular. 14- 

 16 mmm. long, 6 mmm. thick, Asci 44 mmm. 

 long, 16 mmm. thick. Paraphyses distinct, 

 separate, about 44-46 mmm. long, agreeing 

 with F. congratulata (Crombie, Br. I j. I-29S.) 

 " parietina, (L-) Norm.-f. terrestris Auct. Earth on 



rocks, Catalina. 



Physcia aipolia, Nyl. Rocks, Catalina. (Trask.) 

 " stellaris, Fr. Catalina. Trask. 



" comosa, (Sch.) Nyl. Dead twigs of Lycium californi- 

 cum. Santa Barbara Isle. (Trask.) 

 " hispida (Schreb.) Tuck. Trees, Catalina. (Trask). 

 Placodium murorum, (Hoffm.) DC. Catalina. (Trask.) 



" cerinum, Naeg. & Hepp. On dead fruit capsules of 



Megarrhiza, San Miguel. Bone, San Nicolas, 

 r.eptosyne gigantea. Santa Barbara. (Trask.) 

 " cerinum sideritis Tuck. On rocks, San Nicolas and 



Santa Barbara. (Trask.) 



