38 TROPICAL POLYPORES 



14. HEXAGONA SUBPURPURASCENS Murrill 



Pileus subcircular, convex, depressed at the center, 1-1.5 X 

 1-1.5 X 0.1-0.2 cm.; surface reddish-brown with purple areoles, 

 subpruinose to glabrous; margin very thin, entire, strongly 

 inflexed on drying; context fleshy- tough, membranous, white, 

 opaque; tubes decurrent, white, 1-1.5 mm - long, 4-6-angled, 

 mouths i X 1.5 mm., edges thin, entire; spores ellipsoid; stipe 

 eccentric, slightly tapering, white, 0.5-1 cm. long, 1.5 mm. thick. 



Found once on dead sticks in woods at Moore Town, Jamaica. 



15. HEXAGONA PURPURASCENS (Berk. & Curt.) Murrill 



Pileus spatulate to flabelliform, 1.5-2.5 X 1-4 X 0.1-0.3 cm.; 

 surface lurid-purple, glabrous; margin thin, entire, incurved when 

 dry; context fleshy- tough, white, opaque; tubes decurrent to the 

 base of the stipe, lighter than the pileus, 2 mm. long, 4-6-angled, 

 mouths 11.5 X 2-2.5 mm., edges thin, becoming lacerate; spores 

 ellipsoid; stipe lateral, equal, more or less hispid, 4 mm. long, 

 1-2 mm. thick. 



Found a few times on tree trunks in Cuba. 



1 6. HEXAGONA PORTORICENSIS Murrill 



Pileus centrally stipitate, circular, deeply umbilicate, 4 X 0.3 

 cm.; surface subglabrous, umbrinous, the center concolorous; 

 margin entire, not very thin, much inflexed when dry; context 

 white, i mm. thick, opaque; tubes somewhat decurrent, white, 

 2 mm. long, 4-6-angled, mouths 1X3 mm., smaller and more 

 regular near the margin, edges thin, fimbriatulate ; spores ellip- 

 soid, 2-guttulate, 8-10 X 3-5 M; stipe central, compressed, 

 slightly tapering downward, subconcolorous, minutely tomentose, 

 2 cm. long, 4 mm. thick. 



Found once on dead wood in Porto Rico. 



17. HEXAGONA HONDURENSIS Murrill 



Pileus centrally stipitate, circular, slightly umbilicate, 2-4 X 

 0.05 cm.; surface faintly radiate-striate, subglabrous, fulvous, 

 the center fuliginous; margin thin, regular, tessellate, inflexed 

 when dry, fringed with numerous short, fugacious cilia; context 

 white, fibrous, 0.25 mm. thick, translucent near the margin; 

 tubes adnate, white, 0.3 mm. long, hexagonal, radially elongate, 

 mouths 1X2 mm., much smaller near the margin, edges thin, 

 subentire; spores ellipsoid, 9 X 3-5 Ml stipe central, equal, con- 

 colorous, pruinose to glabrous, 2-3 cm. long, 2 mm. thick. 



Found once on dead logs near the coast in Honduras. 



