flymenomycetae, Polyporaceae, Poria. 333 



bido-farctis, intus avellaneo-umbrinis, ore circulari, irregulari prse- 

 ditis, 5-7 in quoque mm., acie tenui, undulata ; sporis subglobosis, 

 levibus, hyalinis, copiosis, 7 [j.. cr. ; hyphis distincte ferrugineis ; 

 cystidiis nullis. 



Hdb. ad ramos emortuos prope Castleton, Jamaica, America 

 centr. (F. S. Earle). 



28. Poria flavomarginata (Murrill) Sacc. et Trott., Fomifoporia flavo- 1286 

 marginata Murrill, North Amer. FI , v. IX, Pt. I (1907) p. 11. 



— EfFusa, rigida, perennis, 5-7 ^ 10 « 0,3 cm. ; margine tenui, 

 flavo, dein nigro, demum separabili; contextu tenui, fulvo; tubu- 

 lis distincte 2-3-stratosis, rigidis, regularibus, fere circularibus, 

 quoque strato 1,5 mm, long., 7-8 in 1 mm., intus et extus um- 

 brinis, stratis senioribus flavis, ore integro, mox pariete incrassato, 

 lucenti, dein fuligineo; sporis levibus, globosis, hyalinis, tenuiter 

 tunicatis, numerosis, 3-4 [i. cr.; hyphis ferrugineis; cystidiis pau- 

 cis, ferrugineis, conoideis, acuminatis, 18 * 5. 



Hah. ad truncos prope Alto Cedro, Cuba (F. S. Earle et W. 

 A. Murrill). 



29. Poria ohiensis (Murrill) Sacc. et Trott., Fomifoporia ohiensis Mur- 1287 

 rill, North Amer. Fl., v. IX, Pt. I (1907) p. 11. — Late effusa, 

 separabilis, irregularis, e coriaceo rigida, 5-10 mm. cr. ; margine 

 tenui, lato, adnato, indefinito, minute tomentoso, fulvo; contextu 

 tenuissimo, fulvo, plano, ffiquali, sublucido, e fulvo subfuliginoso ; 

 hymenio plus minusve distincte 2-3-stratoso, stratis lamina tenui 

 fulva distinctis ; tubulis 2-4: cm. long. in quoque strato, intus um- 

 brinis, nec albido-farctis, ore obliquo, subcirculari, acie mox crassa, 

 integra, initio fulva, dein brunneola; sporis subglobosis, levibus, 

 hyalinis, 4 [x. cr. ; hyphis pallide-ferrugineis ; cystidiis nulHs. 



Hab. ad truncos fabrefactos in Ohio, America boreal. (C. G. 

 Lloyd). 



30. Poria obliquiformis (Murrill) Sacc. et Trott., Fomitoporia obliqui- 1288 

 formis Murrill, North Amer. FI., v. IX, Pt. I (1907) pag. 9. — 

 Late effusa, inseparabilis, irregularis, rigida, spissa, 5-16 mm. 

 crassa ; margine tenui, adnato, angusto, ferrugineo-fulvo, minute 

 tomentoso, subundulato; contextu inconspicuo, ferrugineo; hyme- 



nio convexo, undulato, e fulvo avellaneo, indistincie, stratoso ; 

 tubulis obliquis, quoque strato 2-4 mm. long., ferrugineo-fulvis 

 quandoque intus albido-farctis, ore obliquo, subcirculari proeditis; 

 4 in quoque mm,, acie crassiuscula, integra; sporis globosis, le- 

 vibus, hyalinis, 6 [j.. long. ; hyphis ferrugineis ; cystidiis nullis. 



