80 LICHENES OF THE NORTHERN STATES 



length black; apoth. turbinate-lentiform, rufous-femigineous beneath, 

 at length, together with the disk, blackish. Fr. ! Lichenogr. p. 390. C. 

 sphcerocepJialmn, Turn. ^- Borr. Lich. Brit. p. 153. 



Decaying wood, and on trunks ; New England. New York, Halsey. 

 The stipes sometimes branched in this, as in C. subtile, and other spe- 

 cies. 



9. C. melanophcBum, Ach., Fr. Cr. granulate-conglomerate, milk- 

 white ; stipes rather short, black ; apoth. turbinate-globose, black and 

 shining beneath, as is also the infle.ved margin; disk pulverulent, fer- 

 rugineous-brown and nigrescent. Fr. .' Lichenogr. p. 391. Sommerf. 

 Lapp. p. 179. 



Decaying wood in the New Hampshire mountains. The crust de- 

 ficient in my specimens, but the apothecia appear to me like those of 

 the Swedish Lichen. Sommerfelt remarks that he has gathered it but 

 rarely, and is uncertain whether it is any thing else than a variety of 

 the last, to which Fries also originally referred it. 



10. C. hnnneolum., Fr. Cr. very thin, smooth, whitish ; stipes elon- 

 gated, very slender, often branched, black ; apoth. (small) turbinate- 

 globose, dark-yellowish-ferrugineous ; the disk of the same color, oblit- 

 erating the margin of the exciple. Fr. ! Lichenogr. p. 393. C. pari- 

 elimmi, Schcer. ! Spicil. p. 4. 



Decaying wood in the mountainous districts of New England. 



*** Flavo-virescenlia, Fr. Apothecia yellowish-pruinose. 



11. C chrysocephalum (Turn.), Ach. Cr. granulate-conglomerate, 

 bright greenish-yellow ; stipes slender, often elongated, black, with often 

 a greenish tinge ; apoth. turbinate-lentiform, yellow-pruinose ; the disk 

 light-brown. Tvrn. ^- Borr. Lich. Brit. p. 143. E. Bot. 1.2201. Fr. ! 

 Lichenogr. p. 393. 



Rough bark of hemlock and other trees, and on decaying wood ; 

 New England. 



12. C. pJiaocephalum, Turn. & Borr. Cr. of discrete, crowded, at 

 length squamulose and crenate, fuscescent granules ; stipes slender, 

 blackish-fuscous ; apoth. turbinate-lentiform, greenish-yellow-pruinose ; 

 disk dark-fuscous. Turn. 4* Borr. Lich. Brit. p. 145. J>. Lichen- 

 ogr. p. 394. — /5 ; cr. less perfect. Fr. ! I. c. C. roscidum, /?. Schcer. ! 

 Tuckerm. Emim. Lich. N. Anier. p. 55. Icon, E. Bot. t. 1540. 



Decaying wood (jS), Arctic America, Rich. (Herb. Hook. !). 



