5i<^ IV. Lichenes, 2. discocymatii 



crcmtlatum Jlojfm. I. I. ParmcUa crispa Ack. mctii. 

 234. Collema Umosiim Ach. lich. 629., syn. 3i) ( J. Li- 

 chcn pulposus Ucrnh. L. murorum Neck. Jj. crispus 

 Linn. sp. 710. Wahlcnb. suec. II. $35. — Dill. hist. t- 

 19. /. 23. 



Ad terram nudam Hmosam praeprimis in murornm 

 gfumis, proptcr vias pascuorum, Jove pluvio praesertim 

 conspicua. (Pro varia phyllorum dispositione et mole 

 habitum satis varium induit et praeter synonyma 1. Col- 

 hma cristatum, obscurum et argillosum Hoffm., C. com- 

 pactum ct granulosum Ach. fprsan excipit.) 



1014. P. chcilca A ch. , blastemate homocomerico 

 microphvllino, humccto dihite-olivaceo, sicco saturate- 

 virente, phvllis acolytis membraoaceis, pritnum subrotun- 

 <]?s integris planis margine plicato adscendentibns a cen- 

 tro adpresso fertilibus, dein sublobatis productis varic- 

 nonnisi profunde-divisis orustam imbricato-lobatam men- 

 ticntibus, cymatiis centralibus adpressis planis rufo-fnscis 

 cinctura tornata s. lobata redimitis. — Collcma chcilcum 

 Ach. Uch. 630., syn. 310. Parmclia cheUea Ach. meth. 

 2.53. ncc Sprcng. CoJlema marginale ct byssinum Iloffm. 

 gcnn. 101. 



(t. monophylla, pbyllis subrotundis marginc adscen- 

 dcntibus e centro adpresso cymatium impressum susti- 

 neutibus. 



/?. pohjloba, phyllis inciso -crenatis dein laciniatis, 

 laciniis liuearibus hrevihus s. graniformibus, periphericia 

 in rosulam digestis. — C. chcilcum c. graniformc, d. 

 byssaccum Ach. I. I. C. graniforme Jloffm. I. I. C. gra- 

 nosum DC. gall. II. 382. 



Ad saxa arenaria rubra promontoriorum Thuring. mi- 

 nimc rarcscit indeque etiam ad terram transmigrat. (Ila- 

 bitum varium induit et nonnisi primitus pseudo-tham- 

 nodes C. tcrctiusculum Fl. pracstat.) 



1015. P.auriculata IV., blastematehomoeomerioo 

 latitudine et superiicic vario, primum mundo dein facila 

 hinc s. utriwrue ex gonidiis, cliuaumatihus anablastema- 



