ADDITIONS TO THE FLORA OP WASHINGTON. 121 



Omphalaria phyllisca, Tuck. 

 Collema myriococcum, Arn. 

 pycnocarpum, Nyl. 

 " cyrtaspis, Tuck. 



verruciforme, Nyl. 

 leptaleum, Tuck, 

 flaccidum, Ach. 

 nigrescens, Ach. 

 ryssoleum, Tuck, 

 pulposum, Nyl. 

 limosum, Ach. 

 " pustulatum, Ach. 

 Leptogium bolacinum, Stizenb. 



minutissimum, Mass. 

 " lacerum, Fr. 



pulchellum, Nyl. 

 " Tremelloides, Fr. 



juniperinum, Tuck. 



" chloromelum, Nyl. 



myochroum, Tuck. 



var. saturnium, Sch. 

 " tomentosum, Sch. 



Fani. 6. LECANOREI. 



Placodium cinnabarrinum, Anz. 

 " vittelinum, Ach. 



" var. aurellam, Ach. 



cerinum, Naeg. & Hepp. 



var. sideritis, Tuck. 



^ pyracea, Nyl. 

 aurantiacum, Naeg. & Hepp. 

 microphyllinum, Tuck, 

 camptidium, Tuck, 

 ferrugineum, Hepp. 

 " " var. pollinii, Tuck. 



" " discolor, Willey. 



Lecanora rubina, Ach. 

 " muralis, Schaer. 



" pallida, Scha^r. 



