Fungi of the British Indian Ocean Territory

Favolus tenuis (Hook.) Murrill, Bull. Torrey Club 32 : 100. 1905
Boietzis reliculaiusIiooi. in'K.wnXh.Syn.Vl. 1; (9). 1822. (Type from the Andes.) NotB.relicu-
latus SchaefF. Bolehis tenuis Hook, in Kunth, Syn. PL 1 : (10). 1822.
Polyporus bivalvis Pers.; Gaud. Voy. Freyc. Bot. 168. 1826. (Type from Rawak.) Poly porus poly grammus Mont. Ann. Sci. Nat. II. 8 : 365. 1837. (Type from Cuba.) Hexagona orbiculaia Fries, Fungi Guin. /. 9. 1837. (Type from Guinea.) Hexagona cervino-plumbea Jungh. Crypt. Javae 61. pi. 15, f. 32. 1838. (Type from Java.) Hexagona polygramma Fries, Epicr. Myc. 497. 1838. — Mont. PI. Cell. Cuba 379. pi. 14, f. 3.
1842. (Type from Cuba.) Hexagona tenuis Fries. Epicr. Myc. 498. 1838.
Hexagona cingulata L^v. Ann. Sci. Nat. HI. 2 ; 200. 1844. (Type from Hispaniola.) Hexagona similis Berk. I^ond. Jour. Bot. 5 : 4. 1846. (Type from Australia.) '^Hexagona unico lor Varies, Nov. Svmb. 101. 1851. (Type from Tropical America.) Hexagona Thwaitesii^&r^. & Curt. Pro^::. Am. Acad. 4: 122. 1860. (Type from Bonin Island.) Hexagona favoloides Peck, Bull. Torrey Club 10 : 73. 1883. (Type from the Roatan Islands,
Honduras.) Hexagona tenuis sitb tenuis Cooke, Grevillea 19 : 103. 1891. (Type from Central America.)
Pileus coriaceous, reniform, conchate or applanate, narrowly attached behind, 3-6 X 5-11 X 0.1-0.3 cm.; surface glabrous, polished, pale wood-colored to avellaneous-umbrinous, repeatedly narrowly zonate ; margin very thin, usually entire or slightly undulate : context membranous, pale-isabelline, 0.5-1 mm. thick ; tubes very short, 1-2 mm. long, avellaneous within, mouths alveolar, circular, to hexagonal, exceedingly variable in size in different collections, averaging 0.5-1 mm. in diameter, edges rather thick, firm, entire.
Type locality : Between Popayan and Almaguer, Co^mbia. Habitat : Dead deciduous wood. Distribution : Tropical regions. less ↑