48 T. HEDLUND, KRITISCHE BEM. UBER LECAXORA, LECIDEA U. MICAREA. 



Entscheiden ihres systematiselien Werthes ist eine genauere 

 Untersuchunff in der Natur nöthio-. 



L. Cadubriie (Mass.) Hedl. 



Crusta eonferte vel disperse graniilosa. albida, cinereo- 

 albida. sordide albo-flavesceus vel obsoleta; apotheeia 0,3 — 0,s 

 mm. lata, carneo- vel fusco-pallida — iiigricantia ; margo pro- 

 prius crassns; par.s thallina exeipuli vnlgo parum evoluta; 

 sporee pro majore parte oblonga\ 3 — 4 u. crassa\ 



Descr. Cru.sta tennis grannlosa vel e granulis supra bypo- 

 thallnm albidnm dispersis contexta, albida, cinereo-albida vel 

 sordide albo-flavescens vel obsoleta; apotheeia primo eoncava 

 vel plana, margine tenni, vnlgo pallidiore cincta, demnm sape 

 leviter convexa immarginataqne, carneo- vel fnseo-pallida, 

 fuscescentia, fnseo-nigricantia vel nigricantia, di.seo seepe te- 

 nuiter prninosa, 0,3 — 0,8 mm. lata; pars centralis exeipuli 

 bene evoluta; pars thallina exeipuli vnlgo parum evoluta. 

 strato medullari ex hyphis plus minus deuse intricatis 

 contexto, glo mer nios gonidiorum plus minus dispersos 

 fo vente, strato corticali tenni vel crassiusculo, superne non 

 attenuato; margo proprins crassns; thecium superne fuscidulo- 

 lutescens, fuscescens vel fusc-o- vel olivaceo-fuligineum, epithe- 

 cio granuloso tenni \el tenuissimo prseditura; paraphyses K 

 discretai, parce ramoscE, apicibns (in apotli. pallidis) obsolete 

 incrassatis vel (in apoth. obscurius coloratis) incrassatis et 

 coloratis; spone octona?, simplices, ellipsoideo-oblongfB vel 

 oblonga-, immixtis paucis ellipsoideis vel ovoideis, 7 — 11 y. 

 longai et o — 4 ;x crassie; p3^cnoconidia c^^indrica — bacillaria, 

 obtusa, recta (vel leviter curvata), 3 — ö — 6 »x longa et 1 — 1,.5 u. 

 crassa. 



1. Var. crusta vulgo melius evoluta; apotheciis versicolo- 

 ribus, margine pallidiore vel demnm concolore cinctis, sa?pe 

 pruinosis. 0.4 — 0,8 mm. latis. 



Syu. Lecidca Cachihrice (Mass.) Th. Fr. Scand. \\. 4()8. 

 Biotora adniirta Th. Fr. Bot. Not. 18(>3 p. !• (sec. spec. orig.). 



2. Var. crusta tenuissima vel obsoleta; apotheciis fuscescen- 

 tibus, mox vel demnm nigricantibus. margine fuscescente vel 



concolore cinctis, nudis, 0,3 — 0,6 mm. latis 



var. subinsequens (Nyl.) Hedl. 



