University of Washington Herbarium (WTU-Bryophytes)

The University of Washington Herbarium (also known as WTU) is an international resource for research into the diversity, distribution and ecology of Pacific Northwest vascular plants, non-vascular plants, fungi, lichen, and algae. With over 600,000 specimens currently in the collections and between 5,000-10,000 specimens added annually, WTU is one of the largest herbaria in the region.
Contacts: David Giblin, Collections Manager, wtu@u.washington.edu
Collection Type: Preserved Specimens
Management: Data snapshot of local collection database
Last Update: 1 March 2024
IPT / DwC-A Source:
Digital Metadata: EML File
Collection Statistics
  • 76,669 specimen records
  • 46,942 (61%) georeferenced
  • 25,022 (33%) with images (25,909 total images)
  • 73,318 (96%) identified to species
  • 164 families
  • 557 genera
  • 3,165 species
  • 3,887 total taxa (including subsp. and var.)
Extra Statistics
Taxon Distribution
Taxon Distribution
  • Alsia (1)
  • Bestia (37)
  • Brachythecium (2805)
  • Bryhnia (91)
  • Bryoandersonia (8)
  • Camptothecium (223)
  • Chamberlainia (29)
  • Cirriphyllum (94)
  • Eurhynchium (1185)
  • Homalotheciella (10)
  • Homalothecium (700)
  • Hypnum (16)
  • Isothecium (436)
  • Kindbergia (54)
  • Lindigia (1)
  • Oxyrrhynchium (2)
  • Palamocladium (6)
  • Platyhypnidium (10)
  • Pleuropus (23)
  • Pseudisothecium (121)
  • Pseudoscleropodium (17)
  • Rhynchostegiella (3)
  • Rhynchostegium (36)
  • Sciuro-hypnum (1)
  • Scleropodium (321)
  • Steerecleus (1)
  • Stokesiella (9)
  • Tomenthypnum (64)
  • Tomentypnum (12)
  • Trachybryum (11)