Tuboroidoa\ Tiibcracoac, Tubor. 893 



I hyaliiio-albis rnannorata, propo basim cavitato ad foramen aperta 

 excavata; sporidiis sphcericis, late alveolatis, "30 a. diara., fulvis. 

 llab. in silvis in Jura et Vogesis Gallioo. 



'5. Tuber argentinum Speg. Truf. Arg. p. 4. — Globosum v. elli- 355o 

 psoideum, supenio iategrum, inferne plicato-sinuatum, repandum, 

 centro noduloso-papillatuni, lovissimum, primo candidum, dein sor- 

 dide albura; cortico a gleba inseparabili ; gleba coinpactiuscula, 

 prinio alba, dein murina v. isabellino-tostacea, dense albo-venosa; 



' ascis dense congestis, e globoso ovoideis, 50-60 s 45-50, 4-12-spo- 

 ris; sporidiis globosis pallide olivaceis v. fuligineis, prirao strictiu- 

 sculfi Iiyalino-arcolatis, dein laxe obscureque areolato-aculoatis, 

 17-IS y.. diam. sine aculeis, 20-22 u.. diam. cum aculeis. 



Ilab. ad terrain liumosara subsuperficiale in silvis Reipubl. Ar- 

 gont. — Fungus 2-(3 cm. d.; odor gratissimus, fungiaus, peculiaris. 



!(). Tuber castaneum (Wallr.) Corda Icon. Fung. VI, p. 77, f. 132, 3551 

 Aschion castaneiim Wallr. Fl. Crypt. Germ. II, p. 865. — De- 

 presso-globosum, subregulare, leve, badiura; gleba pallide rosea 

 venis rainosis palide rubro-luteis variegata; ascis ovoideis, stipi- 

 tatis, 1-4-sporis; sporidiis globosis, sordide carneo-luteis, grosse 

 reticulato-alveolatis, 31,5-33,5 y.. diam. 



Ilab. in fagetis in Thuringia GennaniaB (W.vllr). — Fungus 

 1,3-4 1:111. diain.; odor suavis, gravis; sapor amygdalinus, gratis- 

 simus. 



7. Tuber Asa-foetida Lesp. rass. in schedis propr.. Tul. Hypog. p. 149, 3.^)52 

 tab. V, f. '.?. — Globosura, gibberoso-sulcatuin, sordide luteoluin, 

 leve; cortice tenni, glebne valde adha^rente; gleba firma, griseo-lu- 

 tea, venis labyrintheis, albidis v. griseis, anastoraosantibus, nec 

 non lineis angustissiinis raris nigrescentibus raarmorata; ascis ova- 

 to-rotundatis; sporidiis globosis, elegantissime reticulatis, deniquo 

 luteo-fuscis vel rufulis, 32-42 u. diam. 



Ilab. in sabuletis prope Nerac Gallia? (Lespiault). — Fungns 

 vuigo nucis magnitudine; odor gravissimus, illius Asiu-fu/uliv ad- 

 modum aBmuIus, mox evaneseens. 



^. Tuber puberuium Berk. et Br. in Ann. Nat. Ilist. XVIII, p. 8L, .3553 

 Tul. Ilypog. p. 148, t. XIX, f. 11, — Irregulare, sublobatum, album 

 et sparsim albido-raaculatura; sfepe rimosum, tenuissimum ; gleba 

 gilva, demuraque rufo-brunnea, venis interdum paucis, sursum ten- 

 dentibus variegata; sporidiis reticulato-alveolatis, ellipsoideis, 38- 

 45 5 32-38, vel etiam subglobosis, 29 x. diam. 



Ilab. in arenosis in Britanuia. — Odor raphanoideus. 



