Patuxent Research Refuge, Maryland
Catalog #: PRR000469
Taxon: Rubus allegheniensis Porter
Family: Rosaceae
Determiner: Bill Harms (16 December 2012)
Taxon Remarks: Allegheny Blackberry
ID Remarks: Glandular hairs on pedicels
ID References: Flora of the Southeastern United States, Weakley 2015
Show Determination History
Collector: Bill Harms   6472.5   
Date: 2011-05-11
Verbatim Date: 11 May 2011
Locality: United States, Maryland, Anne Arundel, Laurel, Patuxent Research Refuge--North Tract--Thomas Branch Swamp area; Near Thomas Branch Power Line Area (Thomas Branch Swamp), BGE Power Line Right-of-way Access Road, 3650 feet northwest of Duvall Bridge Road
39.0561  -76.7857 +-20m.  WGS84
Verbatim Coordinates: 39.0561 -76.7857
Elevation: 36 meters
Verbatim Elevation: 117 feet
Habitat: Open shrub meadow in cleared power line right-of-way
Substrate: Sandy soil
Preparations: Imaged Voucher
Occurrence Remarks: South of road, dry areas
Establishment Means: Native
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: a8960614-ece8-43b7-9055-a77c6b2a5c23
Occurrence ID (GUID): a8960614-ece8-43b7-9055-a77c6b2a5c23
For additional information on this occurrence, please contact: Bill Harms (
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