200 BULLETIN DE L'HERBIER BOISSIER. (4) 



3. Cetraria juniperina var. pinastri Ach. Meth., p. 298; corticola, Flag- 

 staff Hill, prope Boulder, 7500'. 



4. Gyrophora polyphylla Fr. L. Europ., p. 352; Flagstaff Hill, 6000'. 



5. Gyrophora erosa Ach. Meth., p. 103; South Boulder Peak, 9000'. 



6. Cetraria fahlunensis (L.) Schaer. Spicileg., p. 255; South Boulder Peak, 

 9000'. 



7. Parmelia sulcata Tayl. in Mack. Flor. Hihern., p. 145 ; corticola cum 

 praecedente, ad 7500'. 



8. Parmelia soredica Nyl. Parm. exot. n. 1, in Flora 1885; Colorado 

 Springs, supra Juniperum virgin., 6000'. 



9. Parmelia conspersa Ach. Meth., p. 205; Flagstaff Hill, 6000'. 



-■ — var. stenophyllaAch. Meth., p. 206; Cheyenne Mountain, 11,000'. 



10. Parmelia adpressa Krplh. L. Glaz., p. 15 ; Bocky Mountains prope 

 Caribou, 10,500'. 



11. Theloschistes parietinus var. aureolus (Ach.) Müll. Arg. L. Aegypt., 

 Suppl. I, n. 8 ; South Boulder Peak, 9000'. 



— — var. lobulatus; Parmelia parietina var. lobulata (Flk.) Schaer. 

 Enum., p. 50; Bald Mountain, 12,500', supra ossa vetusta Caprae Ibicis. 



12. Physcia stellaris var. anthelina Nyl. Scand., p. 111 ; Colorado Springs, 

 saxicola, ad 6000'. 



13. Amphiioma elegans Körb. Syst., p. HO; Cheyenne Moutain,ad 11,000'. 



— — var. discretum Körb. Par., 48; Flagstaff Hill, 6000', et prope Ca- 

 ribou, 10,500'. 



14. Candelaria vitellina Mass. Mem., p. 46; Flagstaff Hill, 6000'. 



var. rosulans ; thalli minute placodiales, rosulares, vulgo 1 Va nom. 



lati, fere in crustam conferti, orbiculares, crassiusculi, inciso-lobati, lobuli 

 crenati ; apothecia et sporae 8-nae haud differunt, hae tarnen saepe ambitu 

 latiores et haud raro distinctissime at tenuissime 1-septatae sunt. — In Flag- 

 staff Hill, 6000', et in montibus prope Boulder, 6000'. Prima fronte speciem 

 optime distinctam simulât, sed transit. 

 15 Placodium chrysoleucum Kbr. Syst., p. 118; prope Boulder, 5000', 

 ad Flagstaff Hill, 6000'. 



16. Placodium melanophthalmum var. opacum; Lecanora chrysoleuca 

 var. opaca Ach. Univ., p. 411; ad Flagstaff Hill, 6000', et prope Boulder ad 

 5000 et 8000 ped. 



17. Placodium ch.loroph.anum (Ach.); Lecanora chloroj)hana Ach. Univ., 

 p. 436; Lecanora xanthophana Nyl. L. Boliv., p. 379; Cheyenne Moun- 

 tains, 11,000'. 



18. Placodium citrinum (Tayl.) Müll. Arg. L. B., n. 1414; Colorado 

 Spring, 6000', prope Boulder, 5000'. 



19. Placodium smaragdulum Müll. Arg. L. Genèv., p. 39; Lecanora cervina 

 f. smaragdula Nyl. Scand., p. 175; Flagstaff Hill, 6000'. 



