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Friesia IV, 3

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- 143 -<br />

Fig. 19. Agaricus ( P salliot a) praenitens Beck.<br />

Sketch a fter B e c k's black figures (1 :1).<br />

(Schulz.) sensu Bresadola as an independent species found in California,<br />

more yellow squamose with yellow mycelium and larger spores<br />

(sp. 8-10(12) X 4-5(6)1'), and Meinhard Moser (Sydowia,<br />

Ann. Myc. Ser. 2, <strong>IV</strong>, p. 115, 1950) mentions the same from Tirol<br />

(sp. 8-10 X 4-5,ll, while spores of his P. augusta measure 7-9 X<br />

5.2-61'), but Ka l m å r , Budapest, is inclined to regard (in lit.)<br />

P. perrara sensu Bres, as a confusion of P. augusta Fr. with P. perrara<br />

and states that in Hungary the spores of P. perrara are almost<br />

the same as in the Danish P . auaust«, namely 8-9 X5-61'. K a 1m<br />

ar, who does not know P. augusta Fr. from Hungary, regards<br />

P. perrara as a southern form or variety of P. augusta) growing<br />

under deciduous trees (Quercus)) and writes in his letters that it<br />

resembles p'. sub rufescens sensu Lange, and that Konr. & Maubl.,<br />

t.27 (P. au gusta) and Schweiz.-Pilzt. I, t.27, 1947, represent P. perrara.<br />

P. elv ensis B. et Br., which is often stated to be closely related<br />

to P. au.queta; does not belong here, as it is merely a drought form<br />

of P. v apor aria (Vitt.) , since practically all other characters than<br />

the curved scales of the pileus agree with that species. B o u d i e r's<br />

careful description and figure (Icon, Myc. <strong>IV</strong>, p. 67, t. 134, 1905 -

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