377. 



BOLETUS LÜTEÜS Linne. 

 GELBER RÖHRENSCHWAMM. 



Klasse: FUNGI Sterebeck. Pilze. 



Ordnung nalüil.: IIYIMENOMYCETES Fr. Schlauchhautschwämme. 



Ordnung künstl.:TETRASPORlDEI KI. Yiersporige. 



BOLETUS Diu. Fries. Pileus pnhinotus, Jiemisphaa-icc e.rplanotiis, cor- 

 nosus, margine nitdo vcl cordiiwto. IT^-mcniiiin iubiilosinn, lubu- 

 Us intcgris, longiiudinaliicr jii.xlapositis, inter se adhaercntibus, 

 singtdis nb inviccm scparabilibns, rotiindis vcl angidatis, siiiip/i- 

 cibiis vel compo.iitis , ititiis o.scigcrls sporifcrisque , altcvo ßnc 

 clausis. oribii.f pUeo avcrsis. Asci plus minu.s prominentes, apice 

 sporifei'i, anihcris (pnraphysibns) iniermixti. Sporne coJoratae, 

 quaternae , pcdiccUnloc, clongato-cUipticac , nnclcum moHnn la- 

 teraJitcr sitiim inchidciites. licceptacuhim foveolatnm, fovcolis 

 margine ghibris v. pilosis. Stipcs vel annnlaUis, annulo ad api- 

 ccm afjixo vcl vaginac instar cum involvcnte, vcl nudiis; solidiis, 

 V. spongioso -J'arctiis, v. cavus; rcticidatus v. lacvis v. pimctato- 

 pid ccrnlcntiis , v. ßoccoso-sqnamidosus. Caro fracta v. coloreni 

 proprium sci-vans, v. in rubescentem, cocrulcscenteni v. nigres- 

 ccntcm mutans. 

 Omnes tcrreslres praeter unum parasiianteni. 



BOLETUS LUTEUS^L. PUeo pidvinato, interdum conico atque umbo- 

 Tiato, glutine sccedente ßavescenti-fusco collinito, virgato; tubu- 

 lis simplicibus, minutis, lutcis, rotundatis, stipite adnatis; stipite 

 solide, aequali , Jlavido, punctis fuscis undiquc scabro; annulo 

 vaginalo, hombycino, albo, glutine lilacino colorato; antheris ses> 

 silibus, /lyalinis, suboblongo -globosis. 



Boletus luteus Linne Flora Suecica 1247. Fries Syst. myc. I. p. 386. Schacf- 

 fcr Ir.fung. 1. 114. Schlechtcndal Flora BeroUncnsis II. p. 194. Schucfcr 

 Tr. Flora III. p. 296. Hamann Fl. v. Pomm. III. p. 379. Sprengel Flor. 

 Hallensis II. p. 615. Opatorvski de Familia Fungorum Boletoideorum p. 13. 



Bol. annulatus Persoon Syn. f. p. 503. (excl. Syn. Bull.). Nces System der 

 Pilze t. 26. f. 204. Flor. Dan. i. 1135. Persoon Mycologia curopaea II. 



6. Bd. 3. u. 1. Htft ""■'" 5 



