Murrill: Polyporaceae of Jamaica 195 



Pyropolyporus cinchonensis sp. nov. 



Pileus woody, triquetrous, very thick and broadly atached 

 behind, convex, 5-7 X 8-12 X 7-10 cm. ; surface horny-encrusted, 

 glabrous, smooth, obscurely zonate, slightly sulcate, umbrinous to 

 bay; margin very obtuse, ferruginous, slightly undulate, sterile: 

 context rather hard, fulvous, zonate in recent layers, 0.5-2 cm. 

 thick; tubes indistinctly stratified, avellaneous when young, be- 

 coming avellaneous-umbrinous, rather long and slender, some- 

 times 5 mm. or more long during a season, mouths minute, stuffed 

 when young, circular, 5 to a mm., avellaneous-umbrinous, edges 

 obtuse, entire: spores subglobose, smooth, pale-ferruginous, uni- 

 guttulate, 4/i,; hyphae ferruginous, 3-4 /x; cystidia ferriginous- 

 fulvous, pointed, ventricose, scanty, about 20 /a long and 5~7/^ 

 thick at the base. 



Collected at Cinchona, Jamaica, 1500 m., on dead, standing, 

 hardwood trunks in a dense virgin forest, December 25-January 

 8, 1908-9, W. A. & Edna L. Murrill 446, 643 (type). 

 Pyropolyporus extensus (Lev.) Murrill, N. Am. Flora 9: 110. 



1908. 



East of Hope Gardens, 5; Cockpit Country, 8p2, pjj, ppj. 

 Pyropolyporus dependens Murrill, N. Am. Flora 9 : 106. 1908. 



Cockpit Country, P40. 

 Pyropolyporus Haematoxyli Murrill, Bull. Torrey Club 30: 



117. 1903. Described from specimens collected at Paradise 



in 1902 by F. S. Earle. 



Pyropolyporus hydrophilus sp. nov. 



Pileus small, woody, undulate, usually laterally attached, 

 2-3 X 2-4.5 X 2-3.5 cm. ; surface uneven, rugose, many times 

 sulcate, bay to chestnut, with fuliginous lines, finely tomentose to 

 nearly glabrous, horny-encrusted ; margin subobtuse, melleous, 

 entire : context scarcely i cm. thick, woody-punky, deep-ferrugin- 

 ous to fulvous ; hymenium glistening, melleous when looked at 

 from the side, olivaceous-umbrinous when viewed perpendicu- 

 larly; tubes indistinctly stratified, fulvous with a grayish tint, 

 2-3 mm. long each season, mouths circular, 4-5 to a mm., edges 

 obtuse, entire : spores subglobose, smooth, fulvous, uniguttulate, 

 copious, thick-walled, 3.5-4.5 /x; hyphae ferruginous, fulvous, 4/x; 

 cystidia none. 



Collected at Morce's Gap, Jamaica, i860 m., on dead, standing 

 saphngs, December 29, 30, January 2, 1908-9, W. A. & Edna L. 

 Murrill yoo, 777 (type). 



