Fungi nonnulli Paraguame et Fuegiae 



Auctore Carol. Spegazzini. 



1. Phaneromyces. Speg. et Hariot (nov. gen.) 



Char, Ascomata marginata, subscutellata, eruinpenti-superfîcialia 

 ceraceo-subcornea ; asci octospori : sporidia 5-septata, hjalina. 



Obs. Genus singulare habita lichenino, natura tamen PateÙnrus 

 et Sticteis accedens. 



Phaneromyces macrosporus. (Boud.) Speg. et Har. 



Niptera? Macrospora Boud. == T'ung. C. Horn. n" 76. 



Z>ia.g.Cupulaeminutulae erumpenti-superfieiales, albo-marginatae 

 discolaevi fusco-olivaceo ; asci octospori dense paraphjsati • sporidia 

 elongate-ellipsoidea, inonquilateralia , 6-septata, nae constricta 

 hyalina. 



Hah. Ad lignum decorticatura pntrescens in sylvis l'Hermite 

 island (leg. Cl, Hariot). 



O^s.Cupulae sparsae v. hinc indeplus minus ve dense ao-greo-atae 



orbiculato-scutellatae (0,5-1 "'diam.),deorsummatriceinfoss''a,su'pf?rnè 

 ibero-superficiales, niargine integro v, vix repandiD, crasso obtuso 

 latiusculo submvolutocandido adpressissime furfuraceo-squarruloso 

 discoplanolaevi olivascenti-fusco donatae; asci dense conc^esti cylin- 

 draceo-subelavati saepe subtorulosi, antice obtuse rotundati non v 

 Yix incrassato-tnnicati, postice brevissinie crasse que attenuato- 

 st.pitati (150-160 X 20-22^.), octospori (saepe abortu 3-5 spori) 

 paraphjsibus filiformibus densis hyalinis apice subramululosis «sub- 

 intricato-coalescentibus fusceseentibus que obvallati ; sporidia recte 

 V. oblique disticha, elongato-ellipsoidea, utrinque obtusa (30-35 V 

 9-lOfx) inaequjlateralia v. subcurvula, 4-6-blasta, v. 5-pseudosep- 

 tata, non constricta, e hyalino perdilute chiorina, laevia. 

 ^ Species puichella habita Stictidem quamdani exertam simulans 

 tabrica lichenina, gonidiis tamen non visis et iodi ope plane nuUa' 



2. Pleurotus microspermus. Speg. (n. sp.). 



Diag. Gaespitosus, pileus infandibuliformi-subspathulatus re- 

 pando-lobatus, sordide albus v. subcinerascens in sicco fuscescens 

 Gjstid.a longe lanceolata (-45-60 X 10-15 a) apice obtusiuscule acu- 

 tata saepe que incrustata, hyalina ; sporae egloboso ovoidae (3-4 0.) 

 hyalinae laeves. ' \ ^ > 



Species PI. strigello Berk. affinis, pileo glabro tamen recedens. 



3, Glitocybe Balansae. Speg. n. sp.). 



Diag Pileus glaber, laevis, visçîdus; lamellae lineares confertae 

 longe decurrentes, pallescenti-albae ; stipes plus minus ve elono-atu^ 

 incrassatus que, velutino-pulverulentus, albus basi connato-caespi- 

 tosus ; sporae ovato-globosae, minutae hjalinae. 



Hah. Ad basin truncorura in sabulosis, Guarapi 1884, 

 Obs. Pileus quando que cornucopioides, quando que infundibuli- 

 formi-spathulatus (5-6 "ait. x 2-6 "lat.), postice tamen semper 

 marginatus, ambitu grosse repando-lobatus, margine acutissimo- 

 subinvoluto, glaber, laevis, viscosulus, saepius granulis arjnae in- 

 crustatus v. adspersus, in vivo sordide-albus v. albo-cinerascens 

 in sicco cervinus. Garo tenuis (1-3" crass.) alba, flocculosa, com- 

 pacta ; lamellae lineares sublatiusculae (1-2 "lat.) membranaceae 

 contertae, acie integerrimae, utrinque attenuatae, postiee longe de- 



