1 



896 Tuberoideae, Tuberacese, Tuber. 



Hah. in quercetis in Vaucluse Galli?e. — Odor et sapor fungini. 



36. Tuber hiemalbum Chat. in Roum. Rev. mycol. 1882, p. 77. — 

 Globosum, subregulare, verrucis parvis, centro depressis asperatura; 

 gleba e griseo brunneo-fuliginea, venis hinc inde inflatis marmo- 

 rata, aliis albis crassissimis, aliis obscuris linearibus; ascis globo- 

 sis vel ellipsoideis, brevissime stipitatis, 1-6- (ssepius 3-4)-sporis; 

 sporidiis late ellipsoideis, aculeis tenuissirais, longis, parum stipa- 

 tis obsitis, saturate brunneis. 



Hab. prope Apt Galliae austr. 



37. Tuber lucidum H. Bonn. Rev. mycol. 1884, p. 139. — Globosum, 

 subregulare, fovea basilari praeditum, priraitus brunneo-nigro-rufe- 

 scens, dein nigro-purpurascens v. nigerrimum, nitens, leve; gleba 

 e roseo-violaceo brunnea, venis e fovea basilari exorientibus raar- 

 morata, aliis albo-rubescentibus linea rufo-brunnea marginatis, hya- 

 linis, hinc illinc incrassatis, aliis saturate brunneis; ascis sphn[?ri- 

 cis, longe stipitatis, 6-sporis; sporidiis ellipsoideis, echinulatis, 22- 

 24:^15-17. 



Hab. prope Apt Gallife austr. — Fungus a pisi ad nucis avel- 

 lange magnitudinem varians; odor debilis saporque nuUus. 



38. Tuber panniferum Tul. Giorn. Bot. Ital. ann. I, vol. II, part. I, 

 p. 62, Hypog. p. 143, t. HI, f. 3 et t. XVII, fig. 4. — Globosum 

 aut deforrae, fossula basilari patentissima instructum, tomento per- 

 sistente, rufo, spisso obductura; gleba ex albido dilute cinerea, venis 

 albidis fimbriatis simul et lineis saturatius fucatis marmorata; ascis 

 ellipsoideis, plus minus stipitatis, 6-8-sporis; sporidiis late ellip- 

 spoideis, acutissime echinatis, dilute fuscidulis, 23-26- vel rarius 

 32-35 ^ 19-23. 



Hab. subterraneum circa Apt in Gallia austr. — Fungus nu- 

 cis juglandis raagnitudinem raro excedens; odor acidus debiiisque. 



39. Tuber Requieni Tul. Hypog. p. 144, t. XIX, f. 10, T. Magnatum 

 Lev. Ann. Sc. Nat. ser. 3, V (1846). p. 268, nec Pic. — Globosura, 

 plerumque anfractuosum et sulcatum, ex albido rufescens et passira 

 dilutius coloratum, papillosura granulaturave aut rarius Ieve;cor- 

 tice corneolo, bene definito; gleba solida exsiccando corneola, venis 

 albis angustissirais nuraerosissiraisque, raire gyrosis, integerrimis, 

 scissilibus raarraorata, venis obscurioribus destituta; ascis ovoideis, 

 creberrimis, raediocriter stipitatis, 2-4-sporis; sporidiis ellipsoideo- 

 rotundatis, dense echinatis, dilute coloratis, 23-26 ;; 16-19. 



Hab. in quercetis Galline austr. (Requien). — Fungus nucis ju- 

 glandis raagnitudine v. major. 



