H4 T. HEDLUND, KRITISCHE BEM. UBER LECAKORA. LECIDEA U. MICAREA. 



0.3 — 0,5 mm. lata; stratum eorticale inferne erassiuscu- 

 lum vel t en ne (lö — 40 y. erassiim), superne iiidistinetum ; 

 margo proprius primo siibmilliis, dein evolutii.s, tennis; theeium 

 (45 — aO [j. altum) ineoloratnm vel interdnm snpeme fnscesceuti- 

 olivascen.s. epitheeio grannloso lutescente. rnlidnlo vel fnsce- 

 scente prieditnm; paraph3^ses K distinctae (1,5 — '2 y. crassa?). 

 parce ramosce et passim anastomosantes, totse incolorata; vel 

 apice oolorata? et incras.^at?e; asei clavati; sporse ootonse, 

 simplioes, ellipsoide*, oblongo-ellipsoideis inimixtis, 8 — 12 y. 

 longa' et 4 — 6 y. erassfe; pyonoconidia acicularia, cnrvata. 

 9 — lo y. lon ga et 1 u. crassa vel interdura (in eodem speci- 

 mine) elongato-falfitbrmia. 8—11 y. longa et 1,5 — 2 y. crassa 

 vel bacillaria recta 4— ö y. longa et 1 y- crassa. Thecinm J 

 csernlescit, dein sordide vinose rnbet. hypotbecio sordide ful- 

 vescente. — Externa facie han^ species L. X)iniperdam f. suh- 

 carneam raagnam fere refert, sed L. effusce certe affinis, qua- 

 cum non tnte jungenda. Ulterius examinanda. 



j^peciraina Scandinavica vidiiiius ad ligna nuda Abietis cet. prope En- 

 köping et Norrtelge rplandia> (ipsi: M. B. U.V e Drivstuen alpium Dovren- 

 sium (Th. Fries; M. B. V.). 



L. effnsa (Pers.) AVaixio. 



(.'rusta granulosa Intescens vel flavo-cinerascens vel obso- 

 leta; margo proprins nnllns vel tennis; thecinm snperne dilnte 

 vel obscnre rnfescens; sporte pro majore parte ellipsoidea^ 

 (lignicola). 



Syn. Lecavora effusa (Pers.) Wainio Adj. T ]). 1»)."). 



Descr. Crnsta effusa, crassinscnla vel tennis, grännlosa. 

 Intescens vel flavo-cinerascens vel obsoleta; apothecia plana, 

 niargine thallino plns minns crennlato, raro integro cincta vel 

 demnm margine proprio evolnto convexinscnla vel convexa 

 immarginataqne, rnfescenti-pallida, rnfescentia, nuda vel inter- 

 dnm tennissime pruinosa, 0,4 — 1 mm. lata; stratnm eorticale 

 inferne crassinscnlnm (20 — 50 y. crassnm), snperne tenue vel 

 indistinctnm ; margo proprins hand evolntus vel tennis; the- 

 cinm superne dilnte vel obscnre rnfescens, epithecio grannloso 

 lutescente plns minus distincto praeditum; paraphyses K nnnc 

 discretfe, validae (2- -3 y. crasspe) nnnc minns distinctae, vix 



