Patuxent Research Refuge, Maryland
Catalog #: PRR001889
Taxon: Sisymbrium officinale (L.) Scop.
Family: Brassicaceae
Determiner: Bill Harms (20 February 2018)
ID Remarks: removed variety epithet
ID References: Flora of the Southeastern United States, Weakley 2015
Show Determination History
Collector: R. E. Stewart   s.n.   
Date: 1942-05-18
Verbatim Date: 18 May 1942
Additional Collectors: William H. Stickel
Locality: United States, Maryland, Prince George's, Laurel, Patuxent Research Refuge--Central Tract--Headquarters Area; Service Road about 100 feet north of Economic Investigations Laboratory
39.05479112  -76.81895971 +-300m.  WGS84
Verbatim Coordinates: 39.05479112 -76.81895971
Location Remarks: Precise location uncertain
Elevation: 57 meters
Verbatim Elevation: 186 feet
Habitat: margin of road
Preparations: Imaged Voucher
Establishment Means: Alien
Specimen Images
Access Rights: The database records found here may be used by researchers for non-commercial purposes. If any of these records are used in an analysis, report or publication, the provenance of the original data must be acknowledged and the PRR Herbarium notified.
Record Id: 31f86d67-58ab-4294-8611-aff20f1688ef
Occurrence ID (GUID): 31f86d67-58ab-4294-8611-aff20f1688ef
For additional information on this occurrence, please contact: Bill Harms (
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