Palellaria, B. Lepidoma. 387 



diantibus crnslam orbiculato-monctariam contiguam men- 

 tientibus. — Lccidea catiescens Flocrk. D. Lich. n. 124. 



/?. lithophila, pbyllis peripbericis ovato-oblongis ob- 

 tusis plicato-lobatis, centralibus plerumque ia chnaumata 

 resolutis» 



y. 77i. chnaumaticum, bl. initiis primitns jam in cbnau- 

 mata incusa delicpiescentibus, cbnaumatibus proliferis de- 

 mum in massam crassam basi byssino - stipatam eilusam 

 succrescentibus crustamque pulverulentam pacbymericam 

 pulveruleuto-gi-anulosam albam sterilem inconditam men- 

 tientibus. 



Var. a. ad Salicum, P}Torum aliarumque arborum 

 grandaevarum truncos $ p, ad rupes calcareas saxaque 

 arenaria occulta passim, vix tamen (exa-a Angliam) cy- 

 matophora } monstrum y. ad rupes occultas (v. c. prope 

 Ufeld) habitn peculiari, Licbeuem incanum vetustum s. 

 Pyrenoteam incrustantem Fries schd. cr. n. 20. ferme 

 aemulatur, chnaumatum natura tamen recedit, nec tran- 

 situm in P. canescentem reticere videtur. Alia monstra 

 ad arbores nonnisi Lecideae Turaeri sterilis nominc 

 veniunt.) 



847. P. candida Hoffm., blastemate tballode de- 

 cumbente utrinque concolore, exsiccando sensim farinam 

 lacteam, faciera incusam mentientem superinducente, sub- 

 tus ht;teroplacino tenuiter byssino, phyllls lobatis, peri- 

 phericis crenatis reflexis tumidulis figuratis , centralibus 

 complicatis crustam verrucoso-pulvinatam mentientibus, 

 cymatiis sparsis sessilibus nigris deraum speiremadochium 

 planuin caesio- pruinosum margine concolore undulato 

 cinctum recJudentibus , majusculis. — Lccidea candida 

 Ach. lich. 222., syn. 50. JVahlenh. lapp. 4T9. , suec. II. 

 S69. Psora candida Iloffm. germ. 164. DC. gall. II. 

 369. Patcllaria candida Hoffm. pl. lich. t. 33. /. 2. Li- 

 chen candidus Wch. spic. 193. 



Ad terram nudam promontoriorum et supra muscos 

 destructos ipsosque licheues (var. /?. collematicola DC. 



