Hymenomycetse, PolyporaceiB, Boletns. 337 



persisteiiti gossypino ])rae(lito et infra aeqne ac pileo ftoccoso- 

 squanioso. 



Rab. iu\ terrani, gregarins, caespitosns v. raro solitarins, Seattle, 

 Gleen Brook, Corvallis et La Honda, Amer. bor. occ. 



7. Boletus montevideensis Spegazzini, Physis, Rev. Soc. arg. Cienc. i26i 

 Nat. IV, 1918, p. 108, cnin icoii. 1-11. — Pilens eximie corticatus 

 jnv. 15-20 niiii. diam., demnin 70-80 inm. diam. 50-GO mm. alt. et 

 ultra, e carneo lateritio-castanens, in sicco laevis glaber, udns vi- 

 scosus, carne ex albo carneo-lutescente immntabili primo compac- 

 tinscula per aetatem Haccido-snbfloccnlosa ; stipes cylindraceus 

 40-50 mm. X 18-20 nim. et nltra non bulbosns ex albo Intescenti, 

 castaneus, ecorticatus, carne fibrosa scissili ocliroleuca immutabili 

 farctus, exannnlatns : liymenium facilliine separabile e luteo vi- 

 rescens, tubulis elongatis dense constipatis majusculis ore angnla- 



tis saepeque sinuosis non radiatim dispositis, acie iutegerrimis con- 

 stitutum : sporae parvae laeves, 8-10^4, basidia 17-20^5-7. 



Hab. ad terram prope Montevideo, America anstr. — Ad subgen. 

 BresadoUopsis Spegazz. n. pertinens, cnius caracteies ita descripti 

 snnt ab Auct. : Hyinenii cariiosi exiinie separabiles, tubnli parietibns 

 propriis praediti, cylindraceo-polygoni, primo normales laeves, serins 

 grosse varicose snturatis, postremo lateraliter perforatis atque in- 

 ter se comunicantes ; sporae subcylindraceae ocliraceae. A Sresa- 

 dolia Speg. tnbulis distincte separabilibus diversnm. 



8. Boletus Briosianus Farneti, Atti Ist. bot. Pavia, VII (1902) p.l6 t.4-6, 1262 

 Syll. Fnng.XVI, p. 1115 (nomen). — Pileo pulvinato 4-5 cm. lato, sub- 

 tomentoso, sicco, fusco-nmbrino, cryptis anfractuosis consperso, mar- 

 gine acuto; stipite solido, fusiformi, subcurvato, basi appeudiculato- 

 radicante V. fusiformi-elongato, i)iocero, fibroso-striato, luteo, superne 

 sangnineo-lineato, 7-12 cm. longo, 1,5-2 cm. cr.; tnbulis liberis, circa 

 stipitem depressis, 0,5 cm. longis, luteis, ab hymenoplioro levi non 

 omnino facile separaudis; poris aureis, inaeqnalibus, angustis linea- 

 ribus, flexuosis, siunosis, sublabyriuthiforinibus, dissepimeutis cras- 

 sissimis obtnsis, prominnlis, gyroso-plicatis; carne Intea, sub cnte 

 rubro-violacea, fracta levissime violasceute, in stipite lutea, immu- 

 tabili ; cuticula aegre separabili; clamydosporis (?) intra tramam ob- 

 viis, bilocularibus oblongis utrinque acutis, 32 « 13; basidiis clavatis 



40 * 8,5 ; sterigmatibus 2,5 |ji longis ; sporis ellipsoideis, utrinque 

 rotundatis, 13 ^ 6, ochraceis; cystidiis clavato-capitatis 50 |i, longis. 

 Hab. ad terram sabulosam, herbosam, locis apricis prope Cava 

 (3arbonara, raro, Longobardia, Italiae. 



Syll. finnj. XXlll (1-1921) 22 



