370 Ilymenomycetfc, Hydnaceae, Hydniim. 



IJah. in silvis prope Teisendorf Bavariae. 



25. Hydnum Ballouii 'H. J. Banker), Steccherinum Ballouii How. .1. 1424 

 Banker, Bull. Torr. Bot. Cl. XXXVI (1909) p. 341, tab. XXIV. 



— Pilco e campanulato subdimidiato, plus minusve imbricato, ses- 

 sili, in substrato verticali decurrente, vel in substrato liorizontali 

 pendulo, facile secedente, 1-4 cm. longo, 1-5 cm. lato, sispe late- 

 raliter confluenti et 10 cm. longo; superficie sulcato-zonata, ra- 

 diatim subrugosa, subscrobiculata, subinde partibus junioribus vel 

 magis suffocatis velutina (syepe in partibus vetustis lichenifera), 

 vivo atro-olivaceo-brunneo, sicco griseo-brunneo, margine dilutiore 

 obtuso, lobulato substantia tenui 1-2 mm. cr. bi-stratosa, strato 

 superiori duriore, fragili et atro-brunneo, inferiore laxiore l;Ete 

 brimneo; hymenio coUicuIoso, subfarinaceo, aureo-flavo senio car- 

 neo-fulvo; aculeis variis e tereti difformibus confluentibus subpa- 

 pillatis, obtusulis, 1-5 mm. long., 0,5-1 mm. cr., in:i.'qualiter di- 

 spositis; sporis hyalinis elliptico-subglobosis, 7-7,2^5,5-6,5; sa- 

 pore e dulci amarulo. 



Hdb. in trunco vivo Chamcecyparis thyoidis, Forked 

 River, Ocean County, New Yersey, Amer. bor. (\V. H, Ballou). 



26. Hydnum adustulum (Banker) Sacc. et Trott. — Steccherinum 1425 

 adiislulum Banker, Mem. Torr. Bot. Club XII (1906), p. 133. — 

 Pileatum, stipitatum v. sessile, rarius resupinatum, stepe deforme; 

 pileo dimidiato reniformi-flabellato, subinde subinfundibuliformi; 

 superficie radiato-fibrosa, obsolete zonata, minute pubescente, alba 

 brunneolo-zonata, demum subcarnea (sicca) 0,5-4 cm. lat., margine 

 tenui, acuto, sicco crispato-fimbriato, substerili; substantia firma, 

 fibrosa alba, sicca, fragili, tenui, vix 1 mm. crassa: stipite tenui 

 plus minus difformi, excentrico, laterali v. nullo, solido, velutino, 

 basi dilatato; aculeis tenuilius, confertis, flexuosis subteretibus v. 

 compresBis, subinde furcatid, pubescentibus, usque ad 2 mm. lon- 

 gis, in quoque mm. 5-7, albis, dein subcarneis v. subochraceis, non 

 nigricantibus ; sporis ovoideis, levibus, intus granulosis, albis, 



2,5 * 1,5, 



Ilah. ad ramos dejectos putres in silvis, New York (Loben- 

 stine), Nfw lersey ^Ellis; in Amer. bor. — Ilydno adusto affine. 



27. Hydnum Morgani (Banker) Sacc et Trott,, Steccherinum Morgani 1426 

 Bauker, Mem, Torr. Bot. Club, XII (1906) p. 127. — Pileatum, 

 sessile, grogarium, subimbricatum, non confluens; pileo dimidiato- 

 subflabellato, horizontali, tenui, 2 mm. cr., marginem versus te- 

 nuato, ccntro incrassato, usque ad B mm., 3,5-6 cm. lato, 3,5-4 



