Hyraenomycetse, Hydnacese, Mucronella. 211 



HYONOCH/ETE Bres. Hedw. 1896, p. 287 (Etym. Hydnum et chcete 

 seta, li. e, Hydnum setulosum). Hydnochcete Peck, 50 Eep. p. 113 

 (1897) = Hydnochcetella Sacc. supra pag. ll,iioii videtur satis differre. 

 — Eeceptaculum resupinatum, suberoso-coriaceum ; hymenium 

 aculeato-dentatum, setulis subulatis, fulvis prseditum; basidia te- 

 traspora; sporse liyalinse. — Greneri Asterodonti Pat. proximum, 

 a quo prsecipue differt receptaculo cystidiis stellatis liaud farcto. 



1. Hydnochaete badia Bres. 1. c. — Late effusa, arcte adnata, subiculo 686 

 crasso, 2-3 mm., suberoso-coriaceo, fulvo-umbrino, bymenio varie 

 coniigurato, aculeato, dentato v. tuberculoso, castaneo-badio, ubique 

 setulis consperso ; setulis fulvis, 45-75 c« 9, simplicibus; basidiis 

 clavatis 15-20 « 5-6 ; sporis stramineis, ellipticis, 5 ^^^ 3. 



Hdb. ad ligua pr. Blumenau Brasilise (Mollee). — Sub tribus 

 formis observata; prima perfecte bydnoidea, aculeis subulatis; ser 

 cunda raduloidea, tuberculis teretibus crassiusculis, elongatis; tertia 

 irpicoidea, dentibus basi favosa junctis. Habitu externo forma ir- 

 picoidea facile pro Irpice portoricensi baberi potest, qui mox di- 

 gnoscitur defectu setularum. 



2. Hydnochaete setigera Peck, 50 Eep. p. 113 (1897). — Subiculo 687 

 effuso tenui, submembranaceo, griseo- v. albido-fulvo, tomentello, 

 setigero, margine levi, concolori v. fimbriato, albido; aculeis bre- 

 vibus, conoideis, obtusis, pallidis, dein subulatis, 2 mm. long., vil- 

 loso-setigeris, persistentibus, demum atro-ferrugineis; setulis sim- 

 plicibus V. ramosis 40-60 u. long., angustis, aoutis ; sporis subglo- 

 bosis V. late ellipsoideis 6-7 u. long. 



Hah. in ligno putri Ooniferarum, Adirondack Mount. Amer. 

 bor. — Fungus perdurans, dein stratosus. Affinis Caldesiellce sed 

 setiger. 



MUCRONELLA Fr. — SyU. VI, p. 512, IX, p. 218, XI, p. 115.— 

 1. Mucronelia togoensis P. Henn. Engl. Jahrb. XXIII, p. 544. — 688 

 Alba; aculeis fasciculatis basi connatis (5-16), pendulis, curvatis, 

 -subulatis, 3-3'/, mm. longis, circiter 500 ^. crassis; basidiis cla- 

 vatis, 12-15 «7-8; sporis globosis, hyalinis, subiiavescentibus, 4'/^- 

 6 a. diam. 



Hah. in cortice in Togo Afr. occ. (Baumann). 



