202 Hynieiioniyreta-, Hydnacese, Hydnum. 



fulvo-brunneo v. fumoso-bninneo, tomento albido omnino tecto, 

 carne superne brunnea, inferne duriore et nigra ; acuieis brevibus 

 albis, dein albidis v. griseis; stipit« brevi infcequaiiter compresso, 

 udo nigricante, sicco fulvescente, dense crasseque tomentoso, intus 

 nigro; sporis albis, globosis 4-5 |7. diara. 



Hab. ad terrara in silvis mixtis, Gansevoort Amer. bor. — Pi- 

 leus 2 '/,-7 cm. lat., stipes 2-5 cm. long. — H. nigro proximum 

 sed struLjtura diversura. 



4. Hydnum scabripes Peck, 48 Eep. 1896j p. 13, — Pileo carnoso, 639 

 iirmo, convexo, glabro, rubro-griseo, margine incurvato et ultra 

 aculeos extenso; carne alba; aculeis albidis v. cinereis, demiun fer- 

 rugineo-brunneis, decurrentibus; stipite obtuso, subaequali, scabroso- 

 punctato; sporis subglobosis v. irregularibus, leniter nodulosis, co- 

 loratis, 7 (i. diam. 



Hah. sub Tsuga canadensi, Elizabethtown Amer, bor. — 

 Colore pilei et stipite punctato-scabrido facile dignoscitur. 



5. Hydnum vellereum Peck, 50 Rep. p. 110. — Pileo subplano, co- 640 

 riaceo-duriusculo, centro saepe insequali v. colliculoso, tomentoso- 

 velutino, albido v. cinereo (ob tomentum) v. ferruginascente ; mar- 

 gine albido, intus iibroso, ferrugineo-brunneo ; aculeis brevibus, 



2 mm. long., albidis in brunneum vergentibus; stipite brevi pileo 

 concolore saepeque albo-tomentoso ; sporis albis, globosis, minute 

 echinulatis, 4 u. diam. 



Hab. inter folia dejecta in silvis, Port Jefferson Amer. bor. — 

 Pileus 12-36 mm. lat. ; stipes 12-20 mm. long., 4 mm. cr. 



6. Hydnum atro-vlrlde Morg. Journ. Cinc. Soc. Nat. Hist. XVIII, 1895, 641 

 p. 38, tab. I, fig. 6. — Pileo carnoso-coriaceo, atro-viridi, tenui, 

 convexo-expanso, orbiculari, glabro ; stipite plus miiius deformato, 

 brevi v. elongato, centrali v. excentrico, atro-viridi; aculeis gracili- 

 bus, aeutis; sporis atro-viridibus, asperis, irregularibus, 6-0 v. diam. 



Hah. ad lignum putridum, Alabama Amer. bor. — Pileus 1-2 

 cm. diam,; stipes 1-2 cm. longus. 



7. Hydnum Uieanum P. Henn. Hedw. 1897, p. 198. ~ Pileo coriaceo, *^^^ 

 submembranaceo, apode vel substipitato^ flabeliifornii, alutaceo, ra- 

 diato obsoleta striato, margine tenui, integro, 3-5 cm, la+o, 2 y,-3 

 cm. longo; aculeis subulatis, integris, pallide ochraceis, densis, 1-1 '/, 

 mm. longis, 110-180 /iv. crassis, ad marginem subtaberculatis ; spo- 



ris globosis, levibus, 7-8 u. episporio brunneo vel fusco. 



Hab. in ligno carbonaceo et ad truncum pr. Sao Francisco et 

 Itajahy Brasili?3 (Ule). 



