University of Maryland, Norton-Brown Herbarium (MARY)

Mainly vascular plants of Maryland and Chesapeake Bay area, mid-Atlantic states, and western U.S.; Guam; Malvaceae; Marcgraviaceae; Polygonaceae
Contact: Maile C. Neel (
Collection Type: Preserved Specimens
Management: Live Data managed directly within data portal
Global Unique Identifier: f08f07c6-fb9a-4b6b-b008-732821e604e3
Digital Metadata: EML File
Norton-Brown Herbarium
University of Maryland
Research Greenhouse Complex
College Park, Maryland   20742-4425
[1] 301/ 405-1588.
Collection Statistics
  • 54,358 specimen records
  • 43,874 (81%) georeferenced
  • 45,998 (85%) with images
  • 51,361 (94%) identified to species
  • 384 families
  • 1,654 genera
  • 5,133 species
  • 5,836 total taxa (including subsp. and var.)
Extra Statistics
Taxon Distribution
Click on the specimen record counts within the parenthesis to return the records for that family