ISO 



Menzies' Journal. 



TncUerm. I., 

 29. 



Tuckerm. I. 

 37. 



Tnckerm. I. 

 35. 



Tuckenn. I. 

 243. 



Tuckerm. I. 

 39. 



Tuckerm. I. 

 38. 



Tuckerm. I. 

 159. 



Tuckerm. I. 

 53. 



Tuckerm. 1. 

 60. 



Hook., Bot. 

 Misc. I., t. 



Tuckerm. I. 

 105. 



Tuckerm. I. 

 67. 



Tuckerm. I. 

 69. 



Tuckerm. I. 

 235. 



Tuckerm. I. 

 21. 



Tuckerm. I. 

 24. 



Tuckerm. I. 



Tuckerm. I. 

 101. 



Tuckerm. I. 



III. Lichens. 



Cetraria californica Tuckerm. 



California. 

 Cetraria juniperina (L.) Ach. 



N.W. coast of America. 

 Cetraria lacunosa Ach., v. stenophylla Ach. 



N.W. coast. 

 Cladonia gracilis (L.) Nyl., v. elongata Fr 



Cahfornia. 



EVERNIA PRUNASTRI (L.) Ach. 



Pacific coast of America. 



EvERNIA VULPINA (L.) Ach. 



Pacific coast of America. 

 Leptogium palmatum (Huds.) Mont. 



Monterey, Cal. 

 Parmelia perforata (Jacq.) Ach. 



Pacific coast of America. 

 Parhelia physodes (L.) Ach., var. enteromorpha (Ach.) 

 Tuckerm. 



Cahfornia. 

 Peltigera venosa (L.) Hofim. 



N.W. coast of America. 

 Physcia erinacea (Ach.) Tuckerm. 



Cahfornia. 

 Physcia leucomela (L.) Michx. 



Cahfornia. 

 PiLOPHORus CEREOLUS (Ach.), var. ACicuLARis Tuckerm. 



Pacific coast of America. 

 Ramalina homalea Ach. 



Cahfornia. 

 Ramalina Menziesii Tuckerm. 



Cahfornia. 

 Ramalina reticulata (Noehd.) Kremp. 



Cahfornia. 

 Sxicta anthraspis Ach. 



Cahfornia. 

 Umbilicaria angulata Tuckerm. 



Pacific coast of America. 



