Harvard University Herbaria & Libraries

FH: 00215620 Badhamia macrospora H. Z. Li : F. Petrak 2243 1926-6
FH: 00215620 Badhamia macrospora H. Z. Li Czech Republic: Jihomoravský Brno: F. Petrak 2243 1926-6
FH: 00265981 Lycogala epidendrum (J. C. Buxbaum ex Linnaeus) Fries Czech Republic: Podhorn F. Petrak 550 1912-8-16
Agaricaceae
FH: 01005688 Agaricus retirugus Fries Germany: Bohemiae et Moraviae; Nordbahnviadukt F. Petrak 305 1912-11-20
Apiaceae
GH: 01581944 Carum carvi Linnaeus Germany: Bohemiae et Moraviae. Wieren am Steindamntei... F. Petrak 660 1911-5-26
Ascobolaceae
FH: 00374758 Ascobolus furfuraceus Persoon Czech Republic: [data not captured] F. Petrak 255 1911-12-8
FH: 00374735 Ascobolus glaber Persoon Czech Republic: [data not captured] F. Petrak 1995 1924-4-16
FH: 00374736 Ascobolus glaber Persoon Czech Republic: [data not captured] F. Petrak 2150 1925-8
Asteraceae
GH: 01235127 Artemisia scoparia Waldstein & Kitaibel Czech Republic: Auf einem Schuttplatze bei Lundenburg [Břec... F. Petrak 1909-9
GH: 00009126 Hieracium floribundum hylaeophilum Zahn & Petrak : F. Petrak 273 1909-6
GH: 00009151 Hieracium hyperdoxoides Zahn & Petrak : F. Petrak 275 1910-6
Brassicaceae
GH: 00255166 Armoracia rusticana G. Gaertner, B. Meyer & Scherbius : Europe (Region): Czechoslovakia F. Petrak 947 1912-6
Ceratiomyxaceae
FH: 00250350 Ceratiomyxa fruticulosa (O. F. Müller) T. Macbride Czech Republic: Sternberg in Mahren (Moravia) F. Petrak 2244 1926-5
Crassulaceae
GH: 01988064 Sedum acre Linnaeus : Europe: [illegible] F. Petrak 161 1909-7
Dematiaceae
FH: 01012185 Cercospora exosporioides Bubák Czech Republic: [data not captured] F. Petrak 1914
Dermateaceae
FH: 00374907 Beloniella brevipila (Roberge ex Desmazières) Rehm Czech Republic: [data not captured] F. Petrak 2009 1924-5-31
FH: 00374908 Beloniella brevipila (Roberge ex Desmazières) Rehm Czech Republic: [data not captured] F. Petrak 63 1924-5
FH: 00374912 Beloniella galii-veri (P. Karsten) Rehm Czech Republic: [data not captured] F. Petrak 2151 1926-5
FH: 00464875 Dermea Czech Republic: Olomoucký Kraj Mähr.-Weisskirchen: Podhorn [Mährisch Wei�... F. Petrak 1921-6-9
FH: 01093340 Dermea sp. Czech Republic: Olomoucký Kraj Mähr.-Weisskirchen: Podhorn [Mährisch Wei�... F. Petrak 1921-6-9
FH: 00464876 Patinella moravica Petrak : Europe: [data not captured] F. Petrak s.n. 1921-6
FH: 00464875 Patinella moravica Petrak Czech Republic: Olomoucký Kraj Mähr.-Weisskirchen: Podhorn [Mährisch Wei�... F. Petrak 1921-6-9
FH: 01093339 Patinella moravica Petrak Czech Republic: Olomoucký Kraj Mähr.-Weisskirchen: Podhorn [Mährisch Wei�... F. Petrak 1921-6-9
FH: 01093340 Patinella moravica Petrak Czech Republic: Olomoucký Kraj Mähr.-Weisskirchen: Podhorn [Mährisch Wei�... F. Petrak 1921-6-9
Elaphomycetaceae
FH: 00276983 Elaphomyces cervinus (Linnaeus) Schlechtendal Czech Republic: Wsetin F. Petrak 230 1923-7
FH: 00276983 Elaphomyces granulatus Fries Czech Republic: Wsetin F. Petrak 230 1923-7
Fontinalaceae
FH: 00780274 Fontinalis antipyretica gigantea (Sullivant) Sullivant : Europe: [data not captured] F. Petrak 1913-3-22
Geoglossaceae
FH: 00464336 Mitrula cucullata (Batsch) Fries : Europe: [data not captured] F. Petrak 268 1912-10-9
Helotiaceae
FH: 00374853 Ascocoryne sarcoides (Jacquin) J. W. Groves & D. E. Wilson Czech Republic: [data not captured] F. Petrak 257 1911-10-2
FH: 00374938 Belonium pineti (Batsch) Rehm Czech Republic: [data not captured] F. Petrak 2152 1926-4
FH: 00431068 Bisporella citrina (Batsch) Korf & S. E. Carpenter Czech Republic: [data not captured] F. Petrak 237 1912-8-16
FH: 00431112 Bulgaria inquinans (Persoon) Fries Czech Republic: [data not captured] F. Petrak 1215 1913-11
FH: 00431093 Bulgaria polymorpha (Oeder) Wettstein Czech Republic: [data not captured] F. Petrak 224 1912-8-16
FH: 00431724 Cenangium acicola (Fuckel) Rehm Czech Republic: [data not captured] F. Petrak 1007 1937-5
FH: 00431729 Cenangium carpini Rehm Czech Republic: [data not captured] F. Petrak 225 1912-10-30
FH: 00431767 Cenangium ferruginosum Fries: Fries Austria: Niederösterreich [data not captured] F. Petrak s. n. 1960-5-25
FH: 00431819 Cenangium furfuraceum (Roth) De Notaris Czech Republic: [data not captured] F. Petrak 226 1912
FH: 00431892 Cenangium ulmi Tulasne & C. Tulasne Czech Republic: [data not captured] F. Petrak 227 1912
FH: 00432636 Crocicreas cyathoideum (Bulliard) S. E. Carpenter Czech Republic: [data not captured] F. Petrak s. n. 1912-9-25
FH: 00433192 Durella macrospora Fuckel Czech Republic: [data not captured] F. Petrak s. n. 1926-10
FH: 00433235 Erinella juncicola (Fuckel) Saccardo Czech Republic: [data not captured] F. Petrak s. n. 1915-9-25
FH: 00433679 Helotium limnogenum Petrak Czech Republic: [data not captured] F. Petrak s. n. 1926-10
FH: 00434562 Helotium scutula (Persoon: Fries) P. Karsten : Europe: [data not captured] F. Petrak 243 1911-10-27
FH: 00434563 Helotium scutula (Persoon: Fries) P. Karsten : Europe: [data not captured] F. Petrak 242 1911-10-27
FH: 00434309 Hymenoscyphus caudatus (P. Karsten) Dennis Czech Republic: [data not captured] F. Petrak s. n. 1912-9-14
FH: 00434426 Hymenoscyphus fructigenus (Bulliard) Gray Czech Republic: [data not captured] F. Petrak s. n. 1912-8-9
FH: 00434452 Hymenoscyphus herbarum (Persoon) Dennis Czech Republic: [data not captured] F. Petrak s. n. 1913-9
FH: 00434497 Hymenoscyphus salicellus (Fries) Dennis Czech Republic: [data not captured] F. Petrak s. n. 1911-10-29
FH: 00434503 Hymenoscyphus salicinus (Persoon) Kuntze Czech Republic: [data not captured] F. Petrak s. n. 1911-10-29
FH: 01093339 Midotis sp. Czech Republic: Olomoucký Kraj Mähr.-Weisskirchen: Podhorn [Mährisch Wei�... F. Petrak 1921-6-9
FH: 00464592 Neobulgaria pura (Persoon) Petrak Serbia: [no additional data] F. Petrak s.n. 1913
FH: 00465497 Pezizella culmigena Saccardo : Europe: [data not captured] F. Petrak s.n. 1914
Helvellaceae
FH: 00433782 Helvella crispa (Scopoli) Fries: Fries Czech Republic: [data not captured] F. Petrak s. n. 1922-10-9
FH: 00433843 Helvella elastica Bulliard: Fries Czech Republic: [data not captured] F. Petrak s. n. 1912-8-7
Hyaloscyphaceae
FH: 00432989 Dasyscyphus distinguenudus (P. Karsten) Saccardo Czech Republic: [data not captured] F. Petrak s. n. 1911
FH: 00433012 Dasyscyphus fuscescens (Persoon) Gray: Fries Czech Republic: [data not captured] F. Petrak s. n. 1913
FH: 00433052 Dasyscyphus niveus (R. Hedwig) Saccardo Czech Republic: [data not captured] F. Petrak s. n. 1912-4-18
FH: 00433072 Dasyscyphus patens (Fries) Rehm Czech Republic: [data not captured] F. Petrak s. n. 1913
FH: 00434711 Lachnella fuscocinnabarina Rehm : Europe: [data not captured] F. Petrak 267 1912-3-28
FH: 00434729 Lachnellula chrysophthalma (Persoon) P. Karsten : Europe: [data not captured] F. Petrak 2042 1924-8-10
FH: 00434687 Lachnum corticale (Persoon) Nannfeldt : Europe: [data not captured] F. Petrak 995 1913-8
FH: 00434923 Lachnum sulphureum (Persoon) P. Karsten : Europe: [data not captured] F. Petrak 1610 1922-6-18
Iridaceae
GH: 00962528 Iris aphylla Linnaeus Czech Republic: [illegible] Deblik F. Petrak 1911-5
GH: 00962745 Iris pseudacorus Linnaeus Czech Republic: WeiBkirchen; Lepmiki. M. Poolhura - Hiesen F. Petrak 911 1912-6
GH: 00962767 Iris pumila Linnaeus Czech Republic: Nikolsburg: [illegible] steinige Abhauge der... F. Petrak 50 1907-4
Linaceae
GH: 01247118 Linum catharticum Linnaeus : Europe: Feuchte Wiesen bei [illegible] F. Petrak 172 1909-8
GH: 01247189 Linum flavum Linnaeus Czech Republic: Nikolsburg: steinige Orte der [illegible] Be... F. Petrak 66 1907-6
Moniliaceae
FH: 00953976 Oidium erysiphoides Fries: Fries Czech Republic: M. Weisskirchen: Austy F. Petrak 1909-9-15
Nidulariaceae
FH: 00416503 Crucibulum vulgare Tulasne & C. Tulasne Germany: Auf faulenden Asten & Stengeln. M. Weisskirc... F. Petrak 322 1912-8-16
FH: 00416608 Cyathus olla (Batsch) Persoon : Europe: M. Weisskirchen: Mil.-Oberrealschule... F. Petrak 1913
Orchidaceae
AMES: 01949001 Dactylorhiza maculata (Linnaeus) Soó : Europe: [illegible] F. Petrak 1210 1913-5
AMES: 01950992 Dactylorhiza maculata (Linnaeus) Soó Czech Republic: [illegible] F. Petrak 1210 1913-5
GH: 01941769 Epipactis palustris (Linnaeus) Crantz Czech Republic: Hal. Meseritsch: [illegible] Haldwiesen. F. Petrak 52 1907-6
GH: 01949896 Gymnadenia conopsea (Linnaeus) R. Brown : Europe: [illegible] F. Petrak 1021 1912-6
GH: 01941214 Listera ovata (Linnaeus) R. Brown Austria: Wiesen des Pfarrwaldes [illegible] F. Petrak 143 1909-5
GH: 01951890 Orchis mascula (Linnaeus) Linnaeus : Europe: [illegible] F. Petrak 517 1910-5
GH: 01951921 Orchis militaris Linnaeus : Europe: [illegible] F. Petrak 518 1909-5
Pezizaceae
FH: 00374648 Anthracobia melaloma (Albertini & Schweinitz) Boudier Czech Republic: [data not captured] F. Petrak 265 1912-8-19
FH: 00432570 Coprobia granulata (Bulliard) Boudier Czech Republic: [data not captured] F. Petrak 263 1912
FH: 00433537 Geopyxis carbonaria (Albertini & Schweinitz) Saccardo Czech Republic: [data not captured] F. Petrak s. n. 1912-8-19
FH: 00434039 Humaria cremoricolor (Berkeley) Saccardo Czech Republic: [data not captured] F. Petrak s. n. 1911-10-29
FH: 00434095 Humaria hemisphaerica (F. H. Wiggers) Fuckel Czech Republic: [data not captured] F. Petrak s. n. 1912-8-19
FH: 00445606 Humaria petrakii Saccardo : Europe: [data not captured] F. Petrak s.n. 1914
FH: 00445607 Humaria petrakii Saccardo : Europe: [data not captured] F. Petrak s.n. 1914-4
FH: 00434042 Humaria pilifera (Cooke) Saccardo Czech Republic: [data not captured] F. Petrak s. n. 1922-7-29
FH: 00434609 Iodophanus carneus (Persoon: Fries) Korf : Europe: [data not captured] F. Petrak 228 1912-12-10
FH: 00434618 Iodophanus testaceus (Mougeot) Korf : Europe: [data not captured] F. Petrak 230 1912-11-20
FH: 00434619 Iodophanus testaceus (Mougeot) Korf : Europe: [data not captured] F. Petrak 230b 1913-7
FH: 00464783 Otidea leporina (Batsch) Fuckel : Europe: [data not captured] F. Petrak 271 1912-9-11
FH: 00445606 Tricharina sp. : Europe: [data not captured] F. Petrak s.n. 1914
FH: 00445607 Tricharina sp. : Europe: [data not captured] F. Petrak s.n. 1914-4
Pezizomycotina-Family Incertae sedis
FH: 00888928 Blennoriopsis moravica Petrak Serbia: [data not captured] F. Petrak 1914-6
FH: 01012500 Chaetocytostroma arundinacea Petrak Czech Republic: Moravia or.: M. Weisskirchen F. Petrak 1915-7
FH: 01012929 Chaetosclerophoma coluteae Petrak Czech Republic: Mahr.-Weisskirchen: Garten F. Petrak 1670 1923
Phyllostictaceae
FH: 01012275 Aposphaeria sp. Germany: [data not captured] F. Petrak 1926-5
FH: 00088817 Ascochyta bryoniae Kabát, J. E. M. & F. Bubák Czech Republic: [data not captured] F. Petrak 954 1913-10
FH: 00888993 Ascochyta galeobdolina Petrak Czech Republic: [data not captured] F. Petrak 1924-5
FH: 00888999 Ascochyta linicola Naumov & Vassiljevsky Czech Republic: [data not captured] F. Petrak 1924-9
FH: 00088827 Ascochyta petasitidis Petrak Czech Republic: [data not captured] F. Petrak 2036 1924
FH: 00888986 Ascochyta petasitidis Petrak Czech Republic: [data not captured] F. Petrak 1924-8
FH: 00088830 Ascochyta senecionicola Petrak : Europe: [data not captured] F. Petrak 1923-9
FH: 00088840 Ascochytella avenae Petrak Czech Republic: [data not captured] F. Petrak 2005 1924
FH: 00088841 Ascochytella avenae Petrak Czech Republic: [data not captured] F. Petrak 1924
FH: 00088842 Ascochytella avenae Petrak Czech Republic: [data not captured] F. Petrak 1924-10
FH: 00088843 Ascochytella erysimi Petrak Czech Republic: [data not captured] F. Petrak 1924-5
FH: 00088844 Ascochytella erysimi Petrak Czech Republic: [data not captured] F. Petrak 1924
FH: 00888984 Ascochytella erysimi Petrak Czech Republic: [data not captured] F. Petrak 1924-10
FH: 00888983 Ascochytella saponariae Petrak Czech Republic: [data not captured] F. Petrak 1924-10
FH: 01012275 Ascochytella sp. Germany: [data not captured] F. Petrak 1926-5
FH: 00088845 Ascochytella virescens Petrak Czech Republic: [data not captured] F. Petrak 2098 1924-5-25
FH: 00888995 Ascochytella virescens Petrak Czech Republic: [data not captured] F. Petrak 1924-5
FH: 00888893 Asteromella hranicensis Petrak Czech Republic: [data not captured] F. Petrak 1913-10
FH: 00888898 Asteromella petasitidis Petrak Czech Republic: [data not captured] F. Petrak 1923
FH: 00888899 Asteromella petasitidis Petrak Czech Republic: [data not captured] F. Petrak 1923-10
FH: 00888900 Asteromella petasitidis Petrak Czech Republic: [data not captured] F. Petrak 1914-9
FH: 00888901 Asteromella podocarpi Sydow Venezuela: Aragua [data not captured] F. Petrak 1928-1-19
FH: 00888902 Asteromella scorzonerae Petrak Czech Republic: [data not captured] F. Petrak 1968-8
FH: 00888904 Asteromella silvarum Petrak Czech Republic: [data not captured] F. Petrak 1904 1925-5-19
FH: 01012278 Asteromella sp. Czech Republic: [data not captured] F. Petrak 1666 1914-4
FH: 00888921 Botryodiplodia cynanchina (Petrak) Petrak Albania: Albanien [Albania]: bei [near] Skutari [=Shk... F. Petrak 1918-10-14
FH: 00888934 Botryodiplodia hranicensis Petrak Czech Republic: [data not captured] F. Petrak 1914-10
FH: 00888931 Botryodiplodia pseudacaciae (Ranojevic) Petrak Czech Republic: [data not captured] F. Petrak 1667 1923
FH: 00888932 Botryodiplodia rhois Saccardo & Petrak Czech Republic: [data not captured] F. Petrak 720 1913
FH: 00888933 Botryodiplodia rhois Saccardo & Petrak Czech Republic: [data not captured] F. Petrak 1913
FH: 01012029 Camarosporium molluginis Petrak Czech Republic: [data not captured] F. Petrak 2011 1924-11-28
FH: 01012030 Camarosporium moravicum Petrak Czech Republic: [data not captured] F. Petrak 1916-8
FH: 01012496 Chaetopyrena galii Petrak : Europe: Galizien [data not captured] F. Petrak 1917-4
Pleosporaceae
FH: 00060837 Pleospora baldingerae Petrak Germany: F. Petrak 175 1923-8
FH: 00213047 Pleospora echiicola Petrak : F. Petrak 175 1923-6
Pleosporales-Family-Incertae sedis
FH: 00888976 Ascochytula aconiticola Petrak : Europe: [data not captured] F. Petrak 1908-3
FH: 00888977 Ascochytula dorycnii Petrak : Europe: [data not captured] F. Petrak 1923-5
FH: 00888979 Ascochytula echii Petrak Czech Republic: [data not captured] F. Petrak 1923-6
FH: 00888980 Ascochytula moravica Petrak Czech Republic: [data not captured] F. Petrak 1918-12
Polyporaceae
FH: 00555298 Daedaleopsis tricolor (Bulliard) Bondartsev & Singer USA: Maryland Beltsville: [data not captured] F. Petrak s.n. 1950-5
Pucciniaceae
FH: 01022299 Aecidium symphyti Thümen Germany: M. Weisskirchen: Svrcov F. Petrak Nr. 409 1910-6-21
FH: 01125898 Uromyces hyalinus Peck USA: South Dakota Mellette F. Petrak 1951-8-20
Rosaceae
GH: 00984142 Rosa dumetorum Thuillier Czech Republic: M. Weisskirchen: Am Bache bei Hrabuvka [ille... F. Petrak 1909-6
GH: 01245934 Rosa dumetorum Thuillier Czech Republic: M. Weisskirchen: Am Bache bei Hrabuvka [ille... F. Petrak 1909-9
GH: 01689367 Rosa glauca Pourret : F. Petrak 1909-6
GH: 00984512 Rosa glauca Pourret Czech Republic: Crescit: Strasse nach Usti bei Teplitz; Mts. F. Petrak 232 1909-9
GH: 00984697 Rosa incana Kitaibel ex Trattinnick Poland: Anfeinem Feldwege bei Kunzendorf; MW. F. Petrak 1909-6
GH: 01245988 Rosa incana Kitaibel ex Trattinnick Poland: Anfeinem Fledwege bei Kunzendorf; MW. F. Petrak 1909-9
A: 00958839 Rosa subcanescens Braun ex R.Keller Czech Republic: Crescit: M. Weisskirchen: Ein Strauch am [il... F. Petrak 1910-6
Sclerotiniaceae
FH: 00432238 Chlorociboria aeruginascens (Nylander) Kanouse ex C. S. Ramamurthi, Korf & L. R. Batra Czech Republic: [data not captured] F. Petrak s. n. 1912-8-16
FH: 00432380 Ciboria bulgarioides (P. Karsten) Baral Czech Republic: [data not captured] F. Petrak s. n. 1928-9
Seuratiaceae
FH: 00258338 Atichia glomerulosa (Acharius) Stein Czech Republic: Severočeský Mähr.-Weisskirchen. Hrabuvka [Mährisch-Wei... F. Petrak 2008 1924-11-27
Solanaceae
GH: 00813261 Hyoscyamus niger Linnaeus Czech Republic: [illegible] F. Petrak 1909-8
Tuberaceae
FH: 00276877 Choiromyces gibbosus (Dickson) J. Schröter Czech Republic: M. Weisskirchen: Ribarz F. Petrak 286./b. 1913-8-24