CI. intermeiliella. 13 



mosa, ramis mediocribus vel brevibus, lateribus et axillis integris, 

 aggregata, erecta, corticata, cortice verruculoso-ruguloso vel ver- 

 ruculoso-diffracto verruculisque contiguis, esorediosa, esquamulosa 

 vel basi parce squamiilosa, opaca, impellucida, subalbida vel glau- 

 cescenti- vel pallido-albida, neque hydrate kalico nee hypochlorite 

 calcico reagentia (Leight., 1. c), apice baud diu acerescentia, basl 

 persistentia. Apothecia mediocria aut parva, drciter 2,5—0,8 

 millim. lata, apicibus podetiorum affixa, infra marginem constricta 

 peltataque, primo et saepe diu plana marginataque margineque 

 saepe bene evoluto, demum convexa, testaceo-fuscescentia aut 

 testaceo-palHda aut fusca, epruinosa. 



Loca natalia. Ad terram in summo monte Pouce in Mau- 

 ritio (Dr. Ayres: herb. Hook.). 



Obs. 1. Habitu et ramificatione et saepe etiam apotheciis 

 subsimihs est formae parvae Gl. furcatae, at affinitate proxima 

 sit CI. mitrulae. 



Obs. 2. De CI. pileata f. lepidotella Nyl. in Leight. Not. 

 Lichenol. XI (1866) p. 412, vide Wainio, Mon. Glad. I p. 140. 



93. CI. mitrula Tuck. 



Diagn. Thallus primarius squamis minoribus. Podetia 

 ad marginem thalli primarii enata, brevia, ascypha, apotheciis 

 semper terminata, apice breviter ramosa aut simplicia, verruculis 

 corticatis contiguis, aut partim subcontinue corticata, aut partim 

 decorticata, esorediata aut parce granulosa, esquamulosa aut ra- 

 rius squamosa, impellucida aut raro partim semipellucida, KHO — . 

 Stratum chondroideum distincte Kmitatum, baud laceratum. 

 Apothecia minora, demum vulgo testacea. 



Syil. Cladoiiia mitrula Tuck, in Dart. Fl. Cestr. 3 ed. (1853) p. 4U 

 (secimd. specim. autlient. ex herb. Tuck.). —Nyl., Syn. Lich. (1858—60) p. 203 

 — Leight., Not. Lichenol. XI (1866) p. 412, XII (1867) p. 123. — Tuck., Gen. 

 Lich. (1872) p. 147. — Cromb., Lich. Chall. Exp. (1877) p. 214. — Milll. Arg., 

 Lich. Beitr. (Fl. 1880) n. 169. — Tuck., Syn. North Am. (1882) p. 239. — 

 Miill. Arg., Lich. Oregon (Fl. 1889) p. 363. 



CLadonia imbricatula Nyl., Enum. Gen. Lich. (1857) p. 95, Fl. 1858 p. 

 378 (secund. specim. in mus. Paris, et teste auct. ipso in Enum. Gen. Lich. 

 Suppl. 1858 p. 334 et Syn. Lich. p. 203). 



