Fulvifomes umbrinellus (Bres.) Y. C. Dai 2010

Fomitiporella umbrinella (Bres.) Murrill
Poria umbrinella Bres. Hedwigia 35 : 282. 1896.
Broadly effused, inseparable from the matrix ; margin undulate, opaque, hispid-tomentose, castaneous to umbrinous : context scarcely visible, brown, membranous ; hymenium indistinctly stratified, umbrinous, ferruginous-tinted when young, convex, smooth, glistening ; tubes long and slender, 5-10 mm., whitishstuffed in the older layers, fulvous in the recent growth, mouths nearly circular, 5-6 to a mm., edges rather obtuse, entire: spores globose, deep-ferruginous, smooth, 4-5^; hyphae ferruginous, 2-3^; cystidia none.
Type locality : State of Santa Catharina, Brazil.
Habitat : Dead wood.
Distribution : Jamaica ; also in Brazil.

Fomitiporella floridana Murrill, sp. nov
Broadly effused, rigid, inseparable, 4-7 mm. thick ; margin determinate, narrow, ferruginous when young, blackish with age : context almost invisible, brown ; hymenium nearly plane, distinctly stratified; tubes 1.5-3 mm. long each season, fulvous and whitish -stuffed within, mouths angular, 5-6 to a mm., gray ish-umbri nous, edges thin, entire or slightly uneven: spores globose, smooth, ferruginous, copious, Z-4ii hyphae ferruginous ; cystidia none.
Type collected in Florida, on dead deciduous wood, January, 1887, W. W. Calkins 850. Distribution" : Known only from the type locality.

Fuscoporella mexicana Murrill, sp. nov
Irregularly effused, inseparable, coriaceous to rigid, 1 mm. thick ; margin irregular, thin, adnate, narrowly sterile, ferruginous: context inconspicuous, ferruginous to fulvous; hymenium plane, ferruginous when young, fuliginous and cracking with age ; tubes fulvous within, mouths regular, subcircular to angular, 5-6 to a mm., edges thick, entire: spores subglobose, smooth, ferruginous, copious, 3-4 fJ. ; hyphae ferruginous ; cystidia none.
Type collected in Mexico, on dead wood, in 1891, Charles L. Smith. Distribution ; Known only from the type locality.