Discomvcetii.', Tiil)eraceip, PhnM^sporjp, Tiihpr. 813 



bruiineseen.s ; gleba in sicco «•itrina; aJicis subsphaTicis, octosporis. 

 40^36, breviter stipitatis; sporicliis ecbinulis l'revibus api(^e ob- 

 tusis obsitis, 15-18 a. diam. 

 Ilab. in toi-ra in Arabia. 



Sect. 2. Pbaposporap. 



HYDNOTRYA B. et Br. — Syll. VIII p. 879. 



1. Hydnotrya cerebriformis Harkn. Proc. Calif Acad. Sc. 1899, p. 266, 2959 

 tab. XLIV, iig. 19. — Magna, 3 em. diam , salmonicolor, subglo- 

 bosa, levis, superfieie cerebriformi pr/edita ; gleba alba v. subci- 

 trina, cavernulis gyrosis prtedita; asois cylindraoeis, breviter sti- 



r pitatis; sporidiis globosis, brunneis, foveolatis, 25 \).. diam. 



r Ilah. in pinetis in California. 



PACHYPHLOEUS Tul - Syll. VIII p. 887. 



1. Pachyphioeus carneus Harkn. Proo. Calif. Acad. Sc. 1899, p. 268, 2<tai 

 tab. XLV, fig. 33. — Subglobosus, 1 cm. diam., superficie ver- 

 rucis minutis apice stellatis basi irregularibus praeditus; gleba ci- 

 trina, venis obscuris; ascis elongatis v. ovoideis, ootosporis. bre- 

 viter stipitatis; sporidiis irregulariter seriatis, globosis, verrucosis. 



14 a. diam., maturis fuscescentibus. 



Hah. in terra sub Sequoiis in (valifnrnia. — P. conglomerato 

 B. et Br. afiinis, sed differt sporidiis. 



TUBER Mioh. — Sylll. VIII p. 882, X p. 87, XI p. 443. 



J Tuber olivaceum Harkn. Proc. Calif. Acad. Sc. 1899, p. 275. — 296J 

 Semiglobosum, 2 cm. diam., ferrugineum, leve; gleba olivacea, ve- 

 nis minutis; asois ellip.soideis, conspicue stipitatis, 2-4-sporis ; spo- 

 ridiis gjobosis, echinatis, obscure brunneis, 24 ^. diam. 

 Hah. sub humo in California. 



2. Tuber Eisenii Harkn. Proc. Calif. Aoafl Sc. 1899, p. 275. ~ Ir- 2962 

 regulariter oblongum, 3 cm. diam., leve; gleba pallida v. albida, 

 venis latis; asois ovatis, stipitatis, 1-2-sporis; sporidiis globosis, 

 obscure brunnois, echinatis, 18 [i. diara. 



Hah. in terra in California. 



3. Tuber californicum Harkn Proc. Caiif. Aead. Sc. 1899, p. 274, 2963 

 tab XL\", fig. 31. — Subglobosum, 1''', cm. diam., ochraeeura, 

 levf; gleba firma, brunnea, venis conspicuis haud numerosis ; a«ois 



