Hymenomyceta), Hydnace», Sistotreraa. 479 



Syiion. sec. Cl. Ab. Bresadola iii 1. c. 



Irpex crassus Berk, et C. = Irpex pachyodon (Pers.) Bres. 



depauperatiis Masi^eenonBerk. — Heterochaete delicata (Kl.) 

 {Irp. tasmanicus Syd.) Bres. 



(/rossus Kalchbr. = Tranietes gallica Fr. (— hi- 



spida Bag.) 

 hypogeus Fnck. = Sebacinia laciniata(Bnl].)Bres. 



IRPICIUM Brefeld, Untersnch. a. d. Gesanitgeb. d. Mykol., XV, p. 143 

 (1912). (Etyni. : Irpex^ cni analognm genns). — Est Irpe.v chhuny- 

 dosporis copiosis etiani in hynienio praeditns. 



1. Irpicium ulmicola Bref., loc cit., tab. 6 fig. 1-4 et tab. 5 fig. 15-21. — 1770 

 Pileo eftuso, resnpinato, irregnlari, nsqne ad 15 (;in. longo, 5 cm. 

 nsqne crasso, albido ; hynienio niinnte labyrinthoideo, ob chlamy- 

 dosporas copiosissimas albo-pnlvernleTito; chlamydosporis acro-plen- 

 rogenis, snbglobosis, 15-18 p, diam. (ex ic.) ; basidiis cylindraceo- 

 clav^atis, tetrasi)oris; sterigmatibns acicnlaribns; sporis ellipsoideo- 

 ovoideis, hyalinis, continnis, 12-15 v 0-7 (ex ic). 



Hah. ad radices, snper terram emergentes, II 1 m i , IMnnster in 

 Westfalia, Germania. 



SISTOTREMA Pers. - Syll. VI p. 4S0, IX p. 21.3, XIV p. 113G. 



1. Sistotrema ericetorum Bonrd. et Galz., Bnll. Soc. Mycol. Pr. 1914, 1771 

 p. 272 (nt snbs}). 8. sHblainellosi--^. conflnenti). — Effnsnm, margine 

 snpero subreflexo, [)assim pileolos stipitiformes v. spathnlatos emit- 

 tente, ex albo luteove snbcrocenm demum fulvescens margine in- 

 fero tenni byssoideo-araneoso v. sericeo ; hymeninm ex reticnlato 

 acnleatum v. irpiciformi-dentatnm ; contextns mollis fragilis ex 

 hypliis hyalinis tennissime tuuicatis, septato-nodosis atqne ampnl- 

 latis 1 ,5-4 |Ji ; basidia nniformia 10-24*5-6, 4-6 sterigmatica ; spo- 

 rae oblongae obliqne basi attenuatae saepe uniguttulatae 4-6 * 2,5-3. 

 Hah. sub mnscis in ericetis ad terram et quisqnilias, Betirac, 

 Bouisson, St. Esteve Aveyron, Gallia. 



Synon. sec. Cl. Ab. Bresadola in 1. c. 



Sistotrema memhranaceum Oud. =: Sistotrema conflnens Pers. 



specimina male evolnta. 

 » ochroleucum Lev. = Daedalea prninosa Lev. ir- 



picoidea e vetustate. 



