Lentinus scleropus (Pers.) Fr. 1836

Lentinus hirtus (Fries) Murrill, Mycologia 3: 29. 1911
Agaricus {Pleurotus) hirtus Fries, Linnaea 5: 508. 1830.
Panus hirtus Fries, Epicr. Myc. 398. 1838.
Lentinus submemhranaceus Berk. Lond. Jour. Bot. 2: 634. 1843.
Agaricus hemispilus L^v. Ann. Sci. Nat. III. 2: 168. 1844.
Lentinus patulus I^v. Ann, Sci. Nat. III. S: 119. 1846.
Lentinus Tanghiniae Lev. Ann. Sci. Nat. HI. 5: 120. 1846.
Lentinus striatulus L^v. Ann. Sci. Nat. III. 5: 120. 1846.
Lentinus calvescens Berk. Jour. Bot. & Kew Misc. 8: 141. 1856.
Panus infundibulum Berk. & Curt. Proc. Am. Acad. 4: 121. 1858.
Panus cubensis Berk. & Curt. Jour. Linn. Soc. 10: 300. 1868.
Lentinus vellereus Berk. &. Curt. Jour. Linn. Soc. 10: 301. 1868.
Lentinus estriatus Berk. & Br. Jour. Linn. Soc. 14: 44. 1873.
Agaricus (Clitocybe?) calyx Speg. Anal. Soc. Ct Argent. 16: 243. 1883.
Lentinus (Scleroma) paraguayensis Speg. Anal. Soc. Ci. Argent. 16: 275. lo83.
Crepidotus lentinoides Earle, Inf. An. Estac. Centr. Agron. Cuba 1: 236. 1906.
Pileus coriaceous, tough, often eccentric, convex to infundibuliform, often lobed, cespitose, 8-15 cm. broad; surface smooth or striate, glabrous or velvety, hygrophanous, white, becoming yellowish to fulvous when dry, margin thin, involute: lamellae decurrent, broad, subdistant, entire, white becoming yellowish, not anastomosing: spores narrowly ellipsoid, 6-8X3-3.5 m: stipe white becoming yellowish, fibrillose-striate or tomentose, eccentric, cylindric, dilated at the apex, solid, short, 1-2.5 cm. long, 1.3 cm. thick.
Type locality: Brazil.
Habitat: On dead wood.
Distribution: Tropical regions of the world.