WSP
WSP18367 F. Petrak 1943-05-00
Austria, Niederdonau: Seehob bei Lunz, 48.333333 15.75
WSP
WSP30906 F. Petrak 1939-07-00
Austria, Niederosterreich, 47.5162 14.5501
CUP
Rel.Petrak.0397
British Mycological Society
416060 1885-08-05
United Kingdom, England, 50.84399 -1.64629
British Mycological Society
192271 1900-01-01
United Kingdom, England, 50.66465 -1.93062
British Mycological Society
518276 1999-09-01
United Kingdom, England, 54.61456 -3.16285
British Mycological Society
803762 1935-01-01
United Kingdom, England, Site name unavailable, 53.88844 -0.25173
British Mycological Society
490494 1838-03-01
United Kingdom, England, 52.54274 -0.45315
British Mycological Society
227710 1996-03-24
United Kingdom, England, 51.37242 -0.34924
British Mycological Society
520240 1990-04-12
United Kingdom, England, 51.83251 -2.50933
British Mycological Society
86283 1996-03-24
United Kingdom, England, 51.37242 -0.34924
British Mycological Society
16351 1985-05-01
United Kingdom, Scotland, Site name unavailable, 58.35431 -5.16341
British Mycological Society
84089 1994-05-12
United Kingdom, England, Site name unavailable, 50.29372 -3.61584
British Mycological Society
192270 1900-01-01
United Kingdom, England, 54.43624 -3.00362
British Mycological Society
47638 1935-08-15
United Kingdom, England, 52.58755 1.61542
British Mycological Society
47636 1940-07-22
United Kingdom, England, Site name unavailable, 52.59196 1.4681
British Mycological Society
47637 1940-03-24
United Kingdom, England, Site name unavailable, 52.59196 1.4681
TAAM & EAA-EAA
EAA04978 Franz Petrak 1943-05-01
Austria, Untersee, Seehof
NY:NY
03662979
NY:NY
03662980
PDD:PDD
PDD 54480 F Petrak 1939-07-00
Austria
C:F
75016 Thomas Laessoe 2005-05-16
Denmark, Jylland, Store Vildmose, Sandels Bjerg, 57.209999 9.75
MICH:Fungi
323938 Rupprecht
BPI
BPI 374900 Petrak F. 1912-04-17
Czechoslovakia, Moravia, Hranice (Maehr.-weisskirchen), Milotice
BPI
BPI 374901 Petrak F. 1943-05-00
Austria, Lower Austria (Niederdonau), Seehof, near Lunz, 47.85 15.05
BPI
BPI 395936 Schotte Gunnar 1891-08-00
Sweden, Nykoping, Bullersta
BPI
BPI 991565 Petrak F. 1943-05-00
Austria, Lower Austria (Niederdonau), Seehof, near Lunz, 47.85 15.05
BPI
BPI 993582
BPI
BPI 1042710
Austria
BPI
BPI 1042820
Austria
WIS
WIS-F-0083169 F. Petrak s.n. 1912-00-00
Czech Republic, Mähr-Weisskirchen [Hranice]