244 Hymenomycetfc, Polyporacese, Boletus. 



33. Boletus griseo-roseus 'Murr.) Sacc, et Trott., Ceriomyces griseo- 074 

 roseus Murrill, Nortli Amer. Fl. IX Part. 3, p. 139. — Pileo ime- 

 qualiter couvexo, 7 cm. lat., superficie levi, udo subviscido, Isete e 

 griseo carnco, margiue tenui integro fertili, contextu albo immu- 

 tabili duici; tubulis concoloribus subsinuatis fere ilavis, ore minuto 

 anguloso, acie tenui; sporis oblongo-ellipsoideis v. plerumque cylin- 

 draceis, apicibus rotundatis, levibus, flavido-brunneis, 11-13 >^ 2,5-3; 

 stipite concolori sursum tenuato, subfibroso glabriusculo levi, cavo 



v. farcto, 7,5 cm. long., fere 2 cm. cr. 



Hah. prope Mobile, Alabama Amer. bor. C. F. Baker). 



34. Boletus recedens Britz. — Sacc. Syll. XI, pag. 80. — Britzel- 975 

 mayr, E-evis. Hymen. (1909; p. 208. — Pileo conoideo et centro 

 obtuso V. umbonato, 4 cm. lato, subglutinoso, flavo-ocliraceo, ru- 

 bro-flavo et margine albo-piloso; stipite 7 cm. longo, 1 cm. cr., 

 supra attenuato basi incrassato pileo concolori; tubulis 1-2 mm. 

 long. ; stipite adnatis, flavo-brunneis v. melleo-brunneis ; poris an- 

 gulosis, intermixtis majoribus et minoribus ; parietibus ceraceis; 

 massa sporarum brunneola v. brunnea: sporis breviter ellipsoideis, 

 non guttulatis, e hyalino flavis, 8 ^ 2-3 ; carne aibido-flava, odore 

 acuto. 



Hdb. plerumque gregarius in silvis prope Augsburg et Teisen- 

 dorf Bavariae. 



35. Boletus Morrisii Peck, Bull. Torr. Bot. Club, XXXVI (1909) 976 

 pag. 154. — Pileo carnoso, convexo, sicco, glabro, fumoso-brun- 

 neo, ambitu lutescente, margine tubulos excedente; carne flavida; 

 tubulis primo brevissimis, minutis, aureis, deinde elongatis, con- 

 vexis, circum stipitem depressis v. liberis, subrotundis, aurantiaco- 

 brunneis; stipite cequali v. leniter basi incrassato, solido, punctis 

 minutis rufescentibus asperato, extus lutescente, intus pallido vel 

 colore rufo-brunneo tincto; sporis oblongo-fusoideis, olivaceis, 12- 



18 «4-5. 



Hab. in solo sabuloso in quercetis, Ellis Massachusetts Amer, 

 bor. (Gr. E, MoEEis), — Pileus 2,5-8 cm. latus; stipes 5-8 cm, lon- 

 gus, 8-12 mm. crassus, 



36. Boletus aurantiacus Jacobasch, Mitth. Thiiring. Bot. Ver., N. F. 977 

 XIX (1904^ p, 24, — Pileo sicco, 3-7 cm. lato v. ultra, margine 

 squamuloso, pallide flavo-aurantiaco, vetustate rubro-brunneo; tu- 

 bulis l;rte atro-aurantiaco-flavis dein rubro-brunneis, late expansis, 

 angulosis, contractis; sporis ex oblongo-ellipsoideo subfusoideis, ru- 

 bro-brunneis, 9-13=^^4-5,5; stipito pallide aurantiaco-flavo, lacinia- 



