458 Acta"Societatis pro Fauna et Flora Fennica lY. 



Gonidiii in thallo primario zonam subcontinuam, strato 

 corticali obductam, formantia, globosa, diametro O.oio — 0,oo8 mil- 

 lim., protoplasmate flavo-virescente, baud aut vix granulosa, nu- 

 cleo instmcta, vacuolis lateralibus plus minusve evolutis, mem- 

 brana circitcr 0,ooi millim. crassa, in podetiis glomemlos in 

 maculis strati medullaris extcrioris formantia, globosa aut ellip- 

 soideo-globosa, protoplasmate flavescente aut olivaceo-cerino-vi- 

 rescente, ceteris notis sicut in thallo primario. 



Obs. I. Species est bene distincta et facile recognita. CI. 

 squamosae proxime est affinis. 



79. CI. Caespiticia (Pers.) Floerk. 



Diagii. Thallus primarius persistens, KHO — , squamis 

 vulgo esorpdiosis. Podetia brevissima aut abortiva, tenuia aut 

 sat tenuia, ascypha, subsimplicia, imperforata aut apotheciis per- 

 foratis, esorediosa, ecorticata, squamis destituta aut rarius squa- 

 mosa, humida semipellucida, subalbida aut pallida, KHO — . 

 Spermogonia ovoidea aut verrucaeformia, basi plus minusve 

 constricta, materiam coccineam non continentia. 



Syn. Liclieu fuscus Hotim., Eniim. Lich. (1784) p. 39, excl. syn. (se- 

 cund. icon.; conf. quoque Floerk. in Bed. Magaz. 1810 p. 250j. — Gmel., Linn. 

 Syst. Veg. ed. XV (1791; p. 1357. Hand L. iusciis Huds., Fl. Angl. ed. II 

 (1778) p. 553. Conf. infra. 



Tiibercularia fusea Hoffm., Enum. Lich. (1784) p. 39, excl. syn. 



Lichen ag-ariciformis Wulf. in Jacq. Collect. IV (1790) p. 234 secund. 

 descript. et icon. (conf. quoque Arn., Zur Erinn. Wulf. 1882 p. I6l), non au- 

 tem Vill., Hist. Plant. Dauph. Ill (llSdj p. 949 n. 37 ^conf. Nyl., Lich. Delpli. 

 p. 405). Conf. infra. 



Lichen syuiyhycarpus Ehrh., PI. Crypt. (1793) n. 257 pr. p. (in mus. 

 Berol. pr. p. quoque ad CI. delicatam pertinet); conf. Floerk., Beisp. Unnat. 

 Trenn. (1809) p. 97, Beschr. Braunfr. Bechertl. (1810) p. 278, Arn., Fl. 1880 

 p, 56(3. _ Schrad., Syst. Samml. Crypt. (1797) n. 133 (in mus. Hort. Petrop.), 

 conf. quoque Arn., Fl. 1880 p. 374. 



Baeomyces eaespiticius Pers. in Ust. Ann. Bot. 7 St. (1794) p. 155, 

 secund. specim. authent. in herb. Ach. (conf. quoque Floerk., Clad. Comm. p_ 

 9). — Ach., Meth. Lich. (1803) p. 325 (secund. specim. e Suecia in herb. Ach.). 

 — Spreng., Mant. Prim. Fl. Hal. (1807) p. 25 u. 92. 



Cladonia fnsca Schrad., Spic. Fl. Germ. (1794) p. 106 (secund. syn. 

 cit.). — Hoft'm., Deutschl. Fl. II (1796) p. 127 (secund. herb. Hofim. et icon 



