124 BIOLOGICAL SOCIETY OF WASHINGTON. 



Cladonia macilenta, Hoff. 

 Floerkiana, Fr. 

 pulchella, Schwein. 

 " cristatella, Tuck. 



leporina, Fr. (var.) 

 Cystocoleus rupestris, Rabh. 



Fain. 2. LECIDEEI. 



Baeomyces roseus, Pers. 

 Biatora rufo-nigra, Tuck. 

 " coarctata, Th. Fr. 

 " decolorans, Fr. 

 " russula, Mont. 

 " sanguineo-atra, Fr. 

 " atro-rufa, Ach 

 " exigua, Fr. 

 " milliaria, Fr. 

 " anomala, Fr. 

 " mixta, Fr. 

 " rubella, Fr. 



" var. spadicea, Ach. 



" suffusa, Fr. 



" " " Schweinitzii, Tuck. 



" incompta, Nyl. 

 " inundata, Fr. 

 " arceutina, Ach. 

 " umbrina, Ach. 

 " chlorosticta, Tuck. 

 " vernalis, Fr. 

 " uliginosa, Fr. 

 " hypnophila, Turn. 

 " campestris, Fr. 

 " resinae, Fr. 

 Heterothecium sanguinarium, Tuck. 



leucoxanthum, Spreng. 

 vulpinum, Tuck. 

 Lecidea contigua, Fr 

 " enteroleuca, Fr. 



var. olivacea, Fr. 



