:}31 Trymenomycetnc. Polyporacp?R, Porin. 



Uah. ad truncos fabrefactos prope Cinciiinati, Ohio Amer. bor. 

 (A. P. Morgan). 



31. Poria cubensis fMurrill) Sacc. et Trott., Fomitoporia cuhensis 1289 

 Murrill, North Amer. Fl , v. IX Pt. I (1907) pag. 8. — Effusa, 

 irregularis, inseparabilis, rigida, 1-2,5 cm. crassa; margine obtuso, 

 elevato, substerili, glabro v. tomentosulo, undulato, cinereo-albido, 

 dein nigrescente; contextu conspicuo, umbrino, suberoso; hyme- 



nio in;i'quali, colliculoso, plus minusve convexo, initio cinereo-al- 

 bido, vetusto decolorato, distincte pluries stratoso; tubulis albido- 

 farctis, in stratis senioribus umbrinis, in junioribus avellaneo-gri- 

 seis, quoque strato 3 mm. circiter longo, ore circulari prseditis, 4 

 in quoque mm., acie obtusa, rigida, integra ; sporis globosis, ovoi- 

 deis, levibus, hyalinis, 4-5 «x. long. ; hyphis subhyalinis v. pallide 

 brunneis, 3-4 a. cr. ; cy.stidiis nullis. 



Hah. ad caudices vetustos, propc Ciego de Avila, Cuba (Eaele 

 et Muerill). 



32. Poria dryophiia (Murrill) Sacc. et Trott., Fomitoporia dryopJiila 1290 

 Murrill, North Amer. Fl , v. IX, Pt. I (1907) pag. 8. — Effusa, 

 inseparabilis, rigida, irregulariter ellipsoidea, 2-4 cm. cr. ; margine 

 obtuso dein elevato, determinato, ferrugineo, levi, denique nigre- 

 scenti et rimoso; contextu ligneo, conspicuo, fulvo; hymenio pla- 



no V. convexo, sublevi, e ferrugineo griseo-umbrino; tubulis di- 

 stincte et pluries stratosis, in quoque strato 4-8 mm. long., intus 

 fulvis, in recentioribus stratis pallidioribus, ore subcirculari prsB- 

 ditis, 6 in quoque mm., acie tenuiter incrassata, integra v. den- 

 tata; sporis sphreroideis, levibus, crasse tunicatis, hyalinis, 7 a 

 diam.; hyphis ferrugineis, 3-4 ;j.. cr. ; cystidiis nullis. 



Hah ad truncos vivos quercinos prope Back Bay, Missis- 

 sippi, Amer. bor. (E. E. Earle). 

 33 Poria Langloisii fMurrill) Sacc. et Trott,, Fomitoporia Langloisii i29l 

 Murrill, North Amer. FI., v. IX, Pt I (1907 p. 9. — Effusa, 

 irregularis, inseparabilis, rigida, 0,5-2 cm. cr. ; margine tenui, ad- 

 nato, subbyssoideo, sterili, luteo ; coutextu inconspicuo, fulvo: hy- 

 menio e plano convexo, plerumque inrequali, distincte pluries stra- 

 toso, poris initio luteis, doin fulvis, donique umbrinis et pruina 

 fumosa textis; tubulis in quoque strato 2-3 mm. long., intus avel- 

 laneis et albido-farctis ; stratis zona tenui, mycelica ferruginea di- 

 visis, ore anguloso pra-ditis, 6 in quoquo mm., acie tenui, integra; 

 sporis globosis, levibus, hyalinis, 5-6 ;j.. long. ; hyphis luteolis ; 

 cystidiis nullis. 



