Displaying 1 - 75 out of 291 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Cirsium brevistylum Cronquist | F. Petrak 46 | 27 May 1911 | United States of America | California | San Bernardino Co. | — |
|
|||
| Delphinium geyeri Greene | F. Petrak 50148 | 05 Aug 1950 | United States of America | Colorado | Weld Co. Near Rockport | — |
|
|||
| Eriogonum arcuatum Greene var. arcuatum | F. Petrak 50207 | 05 Aug 1950 | United States of America | Colorado | Roadside, near Longmont | — |
|
|||
| Diaporthe decorticans (Lib.) Sacc. & Roum. | F. Petrak 3901 | Oct 1955 | Austria | Lower Austria | Osterreich: Niederosterreich, Donau-Auen bei Tulln | — |
|
|||
| Diaporthe decorticans (Lib.) Sacc. & Roum. | F. Petrak 3901 | Oct 1955 | Austria | Lower Austria | Osterreich: Niederosterreich, Donau-Auen bei Tulln | — |
|
|||
| Pirottaea aconiti Petr. | F. Petrak s.n. | Jul 1939 | Austria | Lower Austria | Niederösterreich (Lower Austria), bei Lunz… | — |
|
|||
| Septoria sileris Petr. | F. Petrak s.n. | Jun 1940 | Austria | Lower Austria | Wien Umgebung (Distr.). Wien. Pfaffstätten | type | ||||
| Pyrenopeziza ruttneri Petr. | F. Petrak s.n. | Jul 1939 | Austria | Lower Austria | Niederösterreich. am Durchlaß bei Lunz… | type |
|
|||
| Pyrenopeziza soldanellae Petr. | F. Petrak s.n. | May 1943 | Austria | Lower Austria | Niederösterreich. am Durchlaß bei Lunz… | type |
|
|||
| Phoma pannonica Petr. | F. Petrak s.n. | May 1939 | Austria | Lower Austria | Niederösterreich. Bisamberg near Vienna | type |
|
|||
| Asteromella inulae Petr. | F. Petrak s.n. | Sep 1940 | Austria | Lower Austria | Niederösterreich. Hundsheimerkogel near Hainburg | type | ||||
| Asteromella velata Petr. | F. Petrak s.n. | Sep 1940 | Austria | Lower Austria | Niederösterreich. Hundsheimerkogel near Hainburg | type |
|
|||
| Microdiplodia mycophaga Petr. | F. Petrak s.n. | May 1939 | Austria | Lower Austria | Niederösterreich. Hundsheimerkogel near Hainburg | type |
|
|||
| Pyrenopeziza austriaca Petr. | F. Petrak s.n. | May 1940 | Austria | Lower Austria | Niederösterreich. Hundsheimerkogel near Hainburg | type |
|
|||
| Plenodomus ruttneri Petr. | F. Petrak s.n. | 08 Jun 1943 | Austria | Lower Austria | Niederösterreich. Lunz, Durchlass near Seehof,… | type | ||||
| Septoria vindobonensis Petr. | F. Petrak s.n. | Sep 1940 | Austria | Lower Austria | Niederösterreich. Pfaffenberg, Deutsch-Altenburg | type |
|
|||
| Ascochyta vindobonensis Petr. | F. Petrak s.n. | Jun 1940 | Austria | Lower Austria | Niederösterreich. Pfaffstättnerkogel near Baden | type |
|
|||
| Coniothyrium massariae Petr. | F. Petrak s.n. | May 1939 | Austria | Lower Austria | Niederösterreich. Vienna, Danube (as Danau-… | type |
|
|||
| Massaria conspurcata (Wallr.) Sacc. | F. Petrak s.n. | Oct 1955 | Austria | Lower Austria | Niederösterreich. Donau-Auen bei Tulln | — |
|
|||
| Massaria conspurcata (Wallr.) Sacc. | F. Petrak s.n. | Oct 1955 | Austria | Lower Austria | Niederösterreich. Donau-Auen bei Tulln | — |
|
|||
| Didymosphaeria cupula Ellis | F. Petrak s.n. | May 1950 | United States of America | Maryland | Nordamerika, Beltsville | — |
|
|||
| Didymosphaeria cupula Ellis | F. Petrak s.n. | May 1950 | United States of America | Maryland | Nordamerika, Beltsville | — |
|
|||
| Biscogniauxia atropunctata (Schwein.:Fr.) Pouzar | F. Petrak s.n. | May 1950 | United States of America | Maryland | Beltsville. | — |
|
|||
| Biscogniauxia atropunctata (Schwein.:Fr.) Pouzar | F. Petrak s.n. | May 1950 | United States of America | Maryland | Beltsville. | — |
|
|||
| Eutypella fraxinicola Ellis & Everh. | F. Petrak s.n. | 17 May 1950 | United States of America | Maryland | Beltsville. | — |
|
|||
| Eutypella juglandicola (Schwein.) Ellis & Everh. | F. Petrak s.n. | 17 May 1950 | United States of America | Maryland | Beltsville. | — |
|
|||
| Lophodermium pinicolum Tehon | F. Petrak s.n. | Oct 1950 | United States of America | Maryland | Wälder bei [woods at] Beltsville | — |
|
|||
| Lophodermium pinastri (Schrad.:Fr.) Chev. | F. Petrak s.n. | Oct 1950 | United States of America | Maryland | Wälder bei [woods at] Beltsville | — |
|
|||
| Guignardia magnoliae (Schwein.) J.H.Mill. | F. Petrak s.n. | May 1950 | United States of America | Maryland | Prince George's Co. | — |
|
|||
| Guignardia magnoliae (Schwein.) J.H.Mill. | F. Petrak s.n. | May 1950 | United States of America | Maryland | Prince George's Co. | — |
|
|||
| Ophiobolus fulgidus (Cooke & F.Peck) Sacc. | F. Petrak s.n. | Jul 1950 | United States of America | Maryland | Prince George's Co. | — |
|
|||
| Ophiobolus fulgidus (Cooke & F.Peck) Sacc. | F. Petrak s.n. | Jul 1950 | United States of America | Maryland | Prince George's Co. | — |
|
|||
| Cryptodiaporthe liquidambaris Petr. | F. Petrak s.n. | 17 May, 25 May 1950 | United States of America | Maryland | Prince George's Co. Wälder der… | type | ||||
| Cryptodiaporthe liquidambaris Petr. | F. Petrak s.n. | 25 May 1950 | United States of America | Maryland | Prince George's Co. Wälder der… | type | ||||
| Lophodermium pinastri (Schrad.:Fr.) Chev. | F. Petrak 71578 | 29 May 1950 | United States of America | Maryland | Prince George's Co. Res. Center | — |
|
|||
| Cirsium altissimum (L.) Spreng. | F. Petrak 105 | 27. IX.,2.X. 1913 | United States of America | Missouri | Jasper Co. Webb City | — |
|
|||
| Lophiostoma salicum (Fabre) Sacc. | F. Petrak s.n. | May 1930 | Czech Republic | Moravia-Silesia | M.-Weisskirchen: [Bucwá-Upr. bei Gomtín]. | — | ||||
| Diaporthe leiphaemia (Fr.) Sacc. | F. Petrak s.n. | 02 Sep 1929 | United States of America | Pennsylvania | Sprow's Run | — |
|
|||
| Artemisia longifolia Nutt. | F. Petrak 50103 | 04 Aug 1950 | United States of America | South Dakota | Jackson Co. Badlands National Park,… | — |
|
|||
| Solidago missouriensis Nutt. | F. Petrak 50159 | 13 Aug 1950 | United States of America | South Dakota | Custer Co. Near Sylvan Lake;… | — |
|
|||
| Solidago ptarmicoides (Nees) B.Boivin | F. Petrak 5011 | 15 Aug 1950 | United States of America | South Dakota | Brown Co. Hill tops, near… | — |
|
|||
| Juncus interior Wiegand x J. tenuis Willd. | F. Petrak 50211 | 04 Aug 1950 | United States of America | South Dakota | Pennington Co. Hyw. 16, near… | — |
|
|||
| Mentha arvensis var. glabrata (Benth.) Fernald | F. Petrak 50094 | 04 Aug 1950 | United States of America | South Dakota | Near Rockerville in the Black… | — |
|
|||
| Betula papyrifera Marshall | F. Petrak 50167 | 13 Aug 1950 | United States of America | South Dakota | Custer Co. In gully below… | — |
|
|||
| Arctostaphylos uva-ursi (L.) Spreng. | F. Petrak 50253 | 04 Aug 1950 | United States of America | South Dakota | Custer Co. Woods, roadside, Hwy.… | — |
|
|||
| Amorpha nana Nutt. | F. Petrak 50073 | 03 Aug 1950 | United States of America | South Dakota | roadside Hwy 85, south of… | — |
|
|||
| Galium boreale L. | F. Petrak 50088 | 04 Aug 1950 | United States of America | South Dakota | Pennington Co. Black Hills | — |
|
|||
| Ipomoea leptophylla Torr. | F. Petrak 50249 | 13 Aug 1950 | United States of America | South Dakota | Fall River Co. roadside, Hyw… | — |
|
|||
| Geranium viscosissimum Fisch. & C.A.Mey. | F. Petrak 50208 | 05 Aug 1950 | United States of America | South Dakota | Pennington Co. roadside, Hwy 16,… | — |
|
|||
| Ambrosia tomentosa Nutt. | F. Petrak 50147 | 04 Aug 1950 | United States of America | South Dakota | Pennington Co. Roadside near Rockerville,… | — |
|
|||
| Potentilla glandulosa subsp. pseudorupestris (Rydb.) D.D.Keck | F. Petrak 50209 | 04 Aug 1950 | United States of America | South Dakota | Pennington Co. Roadside, Hwy. alt.… | — |
|
|||
| Heterotheca hirsutissima G.L.Nesom | F. Petrak 50144 | 03 Aug 1950 | United States of America | South Dakota | Jackson Co. Roadside, Hwy 16,… | — |
|
|||
| Artemisia longifolia Nutt. | F. Petrak 50106 | 04 Aug 1950 | United States of America | South Dakota | — |
|
||||
| Pirottaea scabiosicola Petr. | F. Petrak s.n. | 18 Jul 1940 | Austria | Tyrol | Oetztal | — |
|
|||
| Exarmidium clypeatum Petr. | F. Petrak s.n. | Jul 1940 | Austria | Tyrol | Fulpmes . . . Innsbruck | type |
|
|||
| Valsa etherialis Ellis & Everh. | F. Petrak s.n. | Nov 1915 | United States of America | Virginia | Vienna | — |
|
|||
| Penstemon rydbergii A.Nelson var. rydbergii | F. Petrak 50006 | 08 Aug 1950 | United States of America | Wyoming | Highway 150, above University Summer… | — |
|
|||
| Arnica cordifolia Hook. | F. Petrak 50129 | Aug. 8 .950 | United States of America | Wyoming | Albany Co. Nash Fork Creek,… | — |
|
|||
| Erigeron caespitosus Nutt. | F. Petrak 50030 | 09 Aug 1950 | United States of America | Wyoming | Albany Co. shore of North… | — |
|
|||
| Erigeron divergens var. divergens | F. Petrak 50086 | 04 Aug 1950 | United States of America | Wyoming | Goshen Co. [illegible] Lusk and… | — |
|
|||
| Juncus drummondii E.Mey. | F. Petrak 50181 | 09 Aug 1950 | United States of America | Wyoming | Lake Marie, Medicine Bow Mts. | — |
|
|||
| Thlaspi montanum L. var. montanum | F. Petrak 50074 | 08 Aug 1950 | United States of America | Wyoming | [illegible] Wy. Camp | — |
|
|||
| Eremogone congesta var. congesta | F. Petrak 50021 | 08 Aug 1950 | United States of America | Wyoming | Albany Co. near University Summer… | — |
|
|||
| Eremogone congesta var. congesta | F. Petrak 50020 | 07 Aug 1950 | United States of America | Wyoming | Albany Co. near Brooklyn Lake,… | — |
|
|||
| Phacelia sericea (Graham) A.Gray var. sericea | F. Petrak 50060 | 10 Aug 1950 | United States of America | Wyoming | Albany Co. Brooklyn Lake, Medicine… | — |
|
|||
| Arenaria fendleri A.Gray var. fendleri | F. Petrak 50048 | 12 Aug 1950 | United States of America | Wyoming | Albany Co. Stoney roadside, Hwy… | — |
|
|||
| Castilleja rhexifolia Rydb. | F. Petrak 50039 | 09 Aug 1950 | United States of America | Wyoming | Albany Co. Near woods, Brooklyn… | — |
|
|||
| Epilobium brachycarpum C.Presl | F. Petrak 50051 | 12 Aug 1950 | United States of America | Wyoming | Albany Co. Roadside, Hwy 30… | — |
|
|||
| Paronychia jamesii Torr. & A.Gray | F. Petrak 50203 | 06 Aug 1950 | United States of America | Wyoming | Albany Co. Roadside, Hwy ,… | — |
|
|||
| Silene acaulis (L.) Jacq. | F. Petrak 50024 | 09 Aug 1950 | United States of America | Wyoming | Albany Co. At high point… | — |
|
|||
| Gaura parviflora Douglas ex Lehm. | F. Petrak 50143 | 04 Aug 1950 | United States of America | Wyoming | Weston Co. roadside, Hwy 85,… | — |
|
|||
| Gayophytum lasiospermum Greene | F. Petrak 50205 | 04 Aug 1950 | United States of America | Wyoming | Hwy. 85, between Lusk and… | — |
|
|||
| Mitella pentandra Hook. | F. Petrak 50038 | 11 Aug 1950 | United States of America | Wyoming | Albany Co. along the shore… | — |
|
|||
| Oxypolis fendleri (A.Gray) A.Heller | F. Petrak 50066 | 10 Aug 1950 | United States of America | Wyoming | Albany Co. Wet shore of… | — |
|
|||
| Verbena bracteata Lag. & Rodr. | F. Petrak 50081 | 04 Aug 1950 | United States of America | Wyoming | Goshen Co. Roadside, Hwy 85,… | — |
|