Academy of Natural Sciences of Drexel University (PH)

The herbarium of the Academy of Natural Sciences (PH) is the oldest institutional herbarium in the United States. It is a national resource for material from 1750-1850. The diatom herbarium (ANSP) is managed separately.

Curator: Tatyana Livshultz, tl534@drexel.edu
Collection Manager: Chelsea Smith, ans_ph_herbarium@drexel.edu
Collection Type: Preserved Specimens
Management: Live Data managed directly within data portal
Global Unique Identifier: 019a3280-a69f-4312-bb30-8556e270f1a5
Digital Metadata: EML File
Collection Statistics
  • 584,597 specimen records
  • 277,301 (47%) georeferenced
  • 574,138 (98%) with images (578,366 total images)
  • 538,668 (92%) identified to species
  • 413 families
  • 5,077 genera
  • 27,719 species
  • 30,140 total taxa (including subsp. and var.)
Extra Statistics
Taxon Distribution
Taxon Distribution
  • Acetosella (1)
  • Atraphaxis (1)
  • Brunnichia (2)
  • Calligonum (1)
  • Chorizanthe (23)
  • Coccoloba (9)
  • Eriogonum (183)
  • Fagopyrum (145)
  • Fallopia (2)
  • Gonopyrum (1)
  • Hollisteria (1)
  • Koenigia (1)
  • Muehlenbeckia (4)
  • Nemacaulis (2)
  • Oxyria (5)
  • Oxytheca (10)
  • Persicaria (25)
  • Polygonella (223)
  • Polygonum (6559)
  • Pterostegia (1)
  • Rheum (15)
  • Rumex (1567)
  • Ruprechtia (2)
  • Thysanella (1)
  • Tovara (386)
  • Tragopyrum (1)
  • Triplaris (7)
  • Uvifera (1)