330 Hymcnomyccta?, Polyporacefr, Poria. 



mm. loug. in quoque strato, iutus avellaneo-umbriuis, in stratis 

 senioribus fulvis, ore angulari prajclitis, 5-6 in quoque mm., acie 

 tenui, integra v. minute dentata, initio flava, dein lutea, demum 

 umbrina; sporis globosis, levibus, brunneis, 3-4 a. cr. ; hyphis 

 ferrugineis ; cystidiis nullis. 



Ilab. ad truncos putrescentes, Ann Arbor Michigan, Amer. 

 bor. (L. N. Johnson). 



19. Poria melleopora (Murrill) Sacc et Trott., Fomitoporella melleo 1277 

 pora Murrill North Amer. Fl , v. IX, Pt. I (1907) p. 13. — Ef- 

 fusa, inseparabilrs, irregularis, rigida, 3-5 mm. crassa; margine te- 

 nui, undulato, parum elevato, minute tomentoso, flavo; contextu 

 inconspicuo, fulvo ; hymenio iuLequaH, mox distincte stratoso ; 

 tubulis 2-4 mm. long. in quoque strato, intus fulvis, ore circulari, 

 fere regulari praeditis, 5-6 in quoque mm., iuitio e flavo melleis, 

 dein umbrinis, acie crassa, integra; sporis globosis, tenuiter tuni- 

 catis, levibus, pallide ferrugineis, numerosis, 3-4 [x. diam. ; hyphis 

 ferrugineis; cystidiis nullis. 



Hab. ad truncos emortuos Salicis prope New Orleans, Lou- 

 isiana, Amer. bor. (A. B. Langlois). 



20. Poria Demetrionis (Murrill) Sacc et Trott., Fomitoporella Deme- 1278 

 trionis Murrill, North Amer. Fl., v. IX, Pt. I (1907] p. 12. — 

 Effusa, inseparabiUs ; margine determinato, undulato, Ubero, mi- 

 nute tomentoso, ferrugiueo; contextu mox crasso, suberoso-fibroso, 

 ferrugineo; hymenio fere plano, distinete 2-3-strat030. 4-7 mm. 



cr., initio fulvo, dein castaneo-fuUgineo ; tubuUs 2-4 mm. long. 

 in quoque strato, albido-farctis, stratis senioribus isabelUnis, recen- 

 tioribus intus avellaneis, ore minuto, circulari prffiditis, 6-7 in 

 quoque mm., acio mox crassa, integra; sporis subglobosis, levibus, 

 brunneis, 3-4 [j.. long. ; hyphis ferrugiuois ; cystidiis fulvis, cuspi- 

 datis, ventricosis, 10-20 ^ 5-7. 



Ilah. ad Ugnum emortuum dejectum, in Missouri Amer. bor. 

 (H. U. Demetrio). 



21. Poria altocedronensls (Murrill) Sacc et Trott., FomitoporeUa al- 1279 

 tocedronensis Murrill, North Amer. Fl., v. IX, Pt. I (1907) p. 12. 



— Late eflfusa, 1-2 cm. cr., inseparabiUs ; margine tomentoso, fer- 

 rugineo, irregulari, dein pallide purpureo; contextu tenui, fulvo, 

 ferrugineo; hymenio convexo, levi distincte stratoso, sublucido, 

 initio e ferrugineo fulvo dein fumoso vel atro-avellaneo; tubulis 

 2-3 mm. long. in quoque strato. dcin fulvis, initio albido-farctis 

 et avellaneis, orc minuto, i)unctiformi procditis, 6 in quoque mm., 



