Discomyootm, Patollnrinoorp, Ilynlosporrn, Plncographa. 107 



5. Patinella phyllogena Pghz. et Sacc. in Malpighia 1901, p. 223, Ic. 3746 

 fung. Jav. t. 59, f. B. — Sparsa, phyllogena, majuscula, cliscifor- 

 mi-apphinata, vix marginata, puncto centrali affixa, sessihs, 2,5-3 

 mm. lata, glabra, ceraceo-firmula, aterrima; contextu obscure i>a,- 

 renchymatico, acl marginem subprosenchymatico ; ascis cyUndraceis 

 70-78^^8, apico rotundatis, deorsum leviter tenuatis, octosporis; 

 paraphysibus filiformibus, copiosissimis, ochraceis; sporidiis obhque 

 monostichis, ovato-oblongis, utrinque obtusulis 6-7 « 3,3 hyahnis. 

 Ilab. in foHis coriaceis putridis, prope Buitenzorg, in insula 

 Java. 



PLACOGRAPHA Th. Fries Lich. Arct. p. 329 et Lich. Scand, p. 635 

 (ut genus) Rehm Disc, p. 313 (ut subgenus) (Etym. ^)Zav tabula, 

 et Graphis). — A Patinella differt ascomatibus plus minus elon- 

 gatis et habitu magis lichenoideo. — Huc quoque ducenda:' sunt: 

 Plac. fle.vella (Ach.) Fr., Plac. incerta (Mass.), Plac. xenophona 

 Korb. — Cfr. Syll. VIII p. 769 et X p. 52. 



1. Placographa Felsmanni Stein, Schles. Krypt. II, 2, p. 262 {Xylo- 3747 

 grapha) Cfr. Rehm Disc. p. 314. — Ascomatibus sessiHbus, sub- 

 rotundis v. eUipsoideis, cHsco applanato, atro-brunneo, tenuiter et 

 altiuscule saturatius marginato, 100 [x, diam.; ascis breve napifor- 

 mibus, 8-sporis; sporidiis oblongo-eHipsoideis, continuis sed medio 

 s;Dpe constrictis, hyaHnis, 4-7 «2; paraphysibus submucosis, hya- 

 Hnis; hypothecio hyahno, excipulo atro-brunneo. 



Hab. in disco Hgni vetusti Pinorum in Sudetis. 



2. Placographa hysterella Nyl. Nouv. class. des Lich. in Mem. Soc 3743 

 sc. Nat, Cherb, 1855, 200 [Xylographa). — Ascomatibus minutis, 

 circ, 250 [x. long., nigris, emersis, obiongis, rima profunda longi- 

 tudinaH pHcata v. rarius, eadem satis dilatata, concavis; ascis octo- 

 sporis, paraphysibus non bene distinctis obvaHatis; sporidiis con- 

 tinuis, ovoideis, hyaHnis, 4-5 «2-2,5; hypothecio infra continue 

 nigro, gelatina hymenaea jodo caTulescente dein sordide vinose 

 rubenti. 



Hdb. ad Hgna abietina indurata in Vogesis (Mougeot), — 

 Potius varietas minor Placographcu (PatinelisB) flexellic. 



3. Placographa laricicola Nyl. Flora 1875, p. 13 {Xylographa) Leiglit. 3749 

 Lichonli. p 391. — Ascomatibus nigris, minutis, superHcialibus, 

 oblongis V. leviter flexuosis, irrogularitor sparsis, demum subex- 

 planatis, margine evanescenti, intus albidis; hypothecio brunneo; 



