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FUNGORUM - Acervo Digital de Obras Especiais

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1132 Agaricineæ, Melanosporæ, Psathyrella.<br />

23. Psathyrella atomata Fr. Syst. Myc. I, p. 298, Hym. Eur. p. 315, 4585<br />

Bern. Roch. t. 25, f. 5, Cooke III. t. 638, Pat. Tab. 236, Weinm.<br />

p. 262, Secr. n. 375, Berk. Outl. p. 176, Saund. et Sm. t. 37, fig.<br />

infer. - Pileo submembranaceo, campanulato, obtuso, striatulo,<br />

hygrophano, sicco ruguloso, integro, atomis nitentibus furfurato;<br />

stipite laxo, fragili, albo, apice albo-furfurato; lamellis adnatis,<br />

latis, cinereo-nigricantibus; sporis ellipsoi<strong>de</strong>is, fuscis, impellucidis,<br />

(s. m.), 13-15 6-8.<br />

Hab. in graminosis ad vias, pagos Europæ. - Pileus 1-4 cm.<br />

latus, Psath. gracilis instar, e livido in albidum et roseum colorem<br />

mutans, sed fragilior; stipes 5-8 cm. longus, 2-4 mm. crassus haud<br />

strictus, arrhizus, non glaber; lamellæ ventricosæ, subdistantes,<br />

acie concolore v: albicante.<br />

24. Psathyrella expolita Fr. Hym. Eur. p. 315, Britz. Derm. et Me- 4586<br />

lan. p. 180, f. 128. - Minor; pileo conico, margine striato stipiteque<br />

undulato glabris; lamellis non confertis, brunneo-griseis;<br />

sporis ovato-oblongis, subapicutatis, 12-14 6.<br />

Hab. in graminosis in Suecia et Bavaria.<br />

25. Psathyrella subatomata Karst. in Hedwigia 1885, p. 72. - Pi- 4587<br />

leo submembranaceo, campanulato, obtuso, fragili, alte striato (sub-<br />

sulcato), hygrophano, sicco rugoso, vix atomis nitentibus consperso,<br />

cinerescente v. livido pallescente, centro in spadiceum vergenie,<br />

siccitate in roseum nutaute, 1,5-2 cm. lat.; stipite farcto, æquali,<br />

substricto, hyalino-pallente, sicco albido vel subcandido, nudo, apice<br />

pruinello, circiter 6 cm. alto et 2 mm. crasso, basi curvato, in<br />

radicem, <strong>de</strong>orsum attenuatam, fibroso-villosam producto; lamellis<br />

adnexis vel subadnatis, facile sece<strong>de</strong>ntibus, ventricosis (lanceolatis),<br />

confertis, ex albido-cinereo nigricantibus, acie roseis; sporis<br />

ellipsoi<strong>de</strong>is, fuscis, 10-14 5-7; basidiis clavatis, obtusissimis, 27-<br />

30 10-15.<br />

Hab. inter acus Pini in Mustiala Fenniæ.<br />

26. Psathyrella subrosea Karst. Hattsw. I, p. 524. - Pileo mem- 4588<br />

branaceo, campanulato-convexo, obtuso, toto striato, nudo, fuscolivido,<br />

cæio sereno rosello, circiter 1,5 cm. lato; stipite æquali,<br />

flexuoso, nudo, albido, 2-3 cm. longo, 2 mm. crasso; lamellis adnatis;<br />

segmentoi<strong>de</strong>is, subdistantibus, cinereis, acie roseis; sporis ellipsoi<strong>de</strong>is,<br />

atris (sub micr. fuscis, impellucidis), 10-13 5-6.<br />

Hab. ad ligna in horto Mustialensi in Fennia.<br />

27. Psathyrella discolar Berk. Dec. n. 311. - Pileo hemisphærico, 4589<br />

primitus vitellino, <strong>de</strong>in expanso, versus marginem purpurascente;

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