244 PROCEEDINGS OF THE AMERICAN ACADEMY 



Fr. I c. Bill. Muse. p. 544, & Icon, t. 82, /. 1. — /. racemosa^ 

 Floerk. ; podetia elongated, turgescent, ramose, and, as well as the ax- 

 ils, gaping ; branches recurved or erect, fertile onesexplanate. Floerk. ! 

 I. c. p. 152. Fr. ! I. c. — 8. subulata, Floerk. ; podetia elongated, more 

 slender, with subpertuse axils ; apices of the fertile ones cloven ; branch- 

 es erectish, or also recurved, or divergent. Floerk.! I. c. p. 143. Fr. 

 I- c. — £. pungens, Ach. ; small, csespitose, very much and intricately- 

 branched, fragile, pallescent or whitish-cinereous. Fr. I. c. C. pungens, 

 Floerk. I. c. p. 156. C. rangiformis, Hoffm. 



On the earth, common ; most perfect in mountainous regions ; New 

 England to Ohio. New York, Halsey. Pennsylvania, Muhl. — ^5. 

 Pennsylvania, Dill. — e. Greenland, Floerke. 



15. C. rangiferina, Hoffm. Th. crustaceous, evanescent ; podetia 

 fruticulose, trichotomously and very much branched, somewhat tomen- 

 tose, cinerascent ; axils subperforate ; sterile apices nodding, fertile 

 ones erect, cymose ; apoth. fuscous. Fr. Lichenogr. p. 243. Floerk. ! 

 Clad. p. 160. — /5. sylvalica, Floerk.; slender, smoother, pale-straw- 

 colored. Floerk. Clad. p. 107. Fr. I. c. — y. alpeslris, Floerk. ; soft- 

 ish, the branches and branchlets very densely thyrsoid-entangled. 

 Floerk. Clad. p. 165. Fr. I c. 



On the earth, common everywhere, and fertile ; New England. 

 New York (a, /5, and y), Halsey. Pennsylvania, Dill. Northward to 

 Canada, Michaux ; Greenland, Gieseke; and elsewhere in Arctic Amer- 

 ica, Rich., R. Br. 



Series 3. Ochroleuccz, Fr. Podetia ochroleucous ; at length 

 fuscous-cerulescent at the base. Apothecia somewhat livid-flesh- 

 colored, lutescent within. 



16, C. carneola, Fr. Th. squamulose ; podetia membranaceous- 

 corticate, at length finely pulverulent, ochroleucous, becoming fuscous- 

 cerulescent at the base, the scyphiferous ones turbinate ; apoth. pale- 

 flesh-colored fuscescent. Fr. Lichenogr. p. 233. — « ; podetia turbi- 

 nate, all scyphiferous, simple or proliferous. Fr. I. c. — /3 ; podetia 

 elongated-turbinate, with radiate, subulate prolifications. Fr. I. c. — 

 /. cyanipes, Fr. ; podetia very long, cylindrical, simple, or the scyphi 

 obliterated and passing into somewhat divaricate, sterilescent branches. 

 Fr. I. c. Icon, Laur. in Sturni^s Fl. t. 13. 



On the earth ; Arctic America. Greenland, Fries. 



