418 A. Zahlbruckner, 



Parmelia catharinensis Müll. Arg. in Hedwigia, vol. XXX 

 (1891), p. 239; VVainio in Memoir. herb. Boissier, Nr. 5 (1900), 

 p. 4. 



Exsicc; Ule, Lieh, catharin. exsicc. Nr. 73! 152! 



Thallus expansus, mollis, superne ochroleuco- vel argil- 

 laceo-albidus, opacus, subtus exceptis marginibus tenuibus 

 loborum castaneis niditisque undique niger et rhizinis parvis 

 simplicibus, crebris et nigris obsitus, late adpressus (usque 

 20 cm in diam.), tenuis, 140 — 160 [x crassus, mollis laevis, 

 esorediatus et isidiis destitutus, neque rimulosus, nee maculatus, 

 imperforatus, irregulariter vel subdiehotome laeiniatus, laeiniis 

 sinuosis et irregulariter erenatis, obtusis (cirea 4 ww latis), 

 subimbrieatis, hine inde laeinulatis, KHO supra flaveseens; 

 medulla dilute lutecseente vel albida, KHO et KHO + CaClgO^ 

 e flavo sanguineo-ferruginaseente, CaClgOg flavida; eortice 

 superiore sat angusto, 25 — 30 [x alto; Strato medullari hyphis 

 1 '5 — 2-5 [X crassis; gonidiis 7-5—9 [x in diam. 



Apotheeia sessilia, primum subelausa, demum eupuli- 

 formia, 7 — lO^wlata, diseo non perforato, einnamomeo, nudo; 

 margine thallino inflexo irregulariter et leviter ineiso-crenato, 

 eeiliato, thallo eoneolore; exeipulo extus sublaevi vel subrugu- 

 loso-impressiuseulo; epitheeio rufeseente; hymenio pallide 

 fuseeseente vel pallido, 140 — 150 [x alto, I flaveseente; para- 

 physibus filiformibus, cirea 1 [x crassis, gelatinam copiosam 

 firmam percurentibus, ramoso-connexis, apice non incrassatis; 

 hypothecio pallido angusto ex hyphis tenuibus dense contextis 

 formato; aseis hymenio brevioribus, oblongo- vel ovali-saecatis, 

 I fulvescentibus, 100—1 10 p. longis et 34 — 46 |x latis, 8-sporis; 

 sporis irregulariter in aseis sitis, ovalibus, hyalinis, simplicibus, 

 23 — 30 [X longis et 12 — 14 jx latis, episporio crasso, 5 — 5'5[x 

 lato, laevi. 



Coneeptaeula pyenoconidiorum in margine loborum thalli 

 Sita, sat copiosa, punetiformia, nigra, subimmersa basi thallo 

 tenuiter velata, perithecio fusco; fulcris pauei-ramosis; basi- 

 diis cylindrieo - filiformibus, inaequalibus; pyenoconidiis late- 

 ralibus et apicalibus, bacillari-eylindricis, reetis vel levissime 

 curvatis, 5—6 (x longis et 0*5 — 0*8 [x latis. 



