University of Michigan Herbarium (MICH)

Specialty: Worldwide, especially temperate North America and the Great Lakes region. Specific strengths include marine algae of eastern North America, West Indies, Alaska, and Pacific Islands; bryophytes of tropical America; Agaricaceae and Hymenogastraceae of western North America; vascular plants of Mexico, Iran, Himalayas, southwestern Pacific Region, and southeastern Asia; Cyperaceae, Malpighiaceae, and Myrtaceae of the New World.

Date Founded: 1837.

Technical Support: Garth Holman, gholman@umich.edu
Collection Manager: Brad Ruhfel, umherb-data@umich.edu
Collection Manager: Aly Baumgartner, umherb-data@umich.edu
Technical Support: Matthew Cruz, mcruz@umich.edu
Collection Type: Preserved Specimens
Management: Data snapshot of local collection database
Last Update: 19 January 2024
Digital Metadata: EML File
Cite this collection:
University of Michigan Herbarium. Occurrence dataset (ID: 878f8fda-6f5b-4da1-acaa-5cab58230fe2) accessed via the PteridoPortal Portal, /portal, 2024-03-28).
Collection Statistics
  • 99,497 specimen records
  • 14,798 (15%) georeferenced
  • 97,707 (98%) with images (104,978 total images)
  • 93,134 (94%) identified to species
  • 52 families
  • 371 genera
  • 6,159 species
  • 6,498 total taxa (including subsp. and var.)
Extra Statistics
Taxon Distribution
Taxon Distribution
  • Anchistea (117)
  • Austroblechnum (123)
  • Blechnidium (1)
  • Blechnopsis (140)
  • Blechnum (467)
  • Brainea (16)
  • Cleistoblechnum (2)
  • Cranfillia (42)
  • Diploblechnum (30)
  • Doodia (123)
  • Icarus (7)
  • Lomaria (28)
  • Lomaridium (58)
  • Lomariocycas (33)
  • Lorinseria (135)
  • Neoblechnum (21)
  • Oceaniopteris (69)
  • Parablechnum (124)
  • Sadleria (262)
  • Salpichlaena (38)
  • Spicantopsis (31)
  • Stenochlaena (70)
  • Struthiopteris (103)
  • Telmatoblechnum (95)
  • Woodwardia (375)