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Collection Profile for:
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, Myrtaceae, and Podostemaceae of the New World.
Date Founded: 1837.

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Contacts:

Address:

University of Michigan Herbarium
3600 Varsity Drive
Ann Arbor, MI   48108-2228
U.S.A.
734-615-6200

Collection Statistics

  • 615,133 specimen records
  • 185,416 (30%) georeferenced
  • 525,526 (85%) with media (711,914 total media)
  • 10 GenBank genetic references
  • 574,849 (93%) identified to species
  • 375 families
  • 5,800 genera
  • 45,587 species
  • 50,267 total taxa (including subsp. and var.)

Extra Statistics

Show Geographic Distribution
Show Family Distribution
Collection Type: Preserved Specimens
Management: Data snapshot of local collection database
Last Update: 5 June 2025
DwC-Archive Access Point
Digital Metadata: EML File
IPT / DwC-A Source: Import map from MICH IPT
Usage Rights:
Taxon Distribution
Taxon Distribution
  • Achyranthes (77)
  • Acroglochin (6)
  • Aerva (38)
  • Allenrolfea (2)
  • Allmania (5)
  • Alternanthera (59)
  • Amaranthus (1016)
  • Anabasis (6)
  • Anthochlamys (1)
  • Arthrophytum (2)
  • Atriplex (119)
  • Axyris (7)
  • Bassia (23)
  • Beta (1)
  • Celosia (6)
  • Chamissoa (10)
  • Charpentiera (1)
  • Chenopodium (891)
  • Climacoptera (1)
  • Corispermum (53)
  • Cyathula (8)
  • Cycloloma (68)
  • Deeringia (34)
  • Digera (6)
  • Dysphania (228)
  • Froelichia (8)
  • Girgensohnia (1)
  • Gomphrena (32)
  • Guilleminea (1)
  • Halocharis (3)
  • Halocnemum (2)
  • Halogeton (4)
  • Halostachys (1)
  • Haloxylon (1)
  • Horaninovia (4)
  • Iresine (33)
  • Kalidium (1)
  • Kirilowia (2)
  • Kochia (16)
  • Krascheninnikovia (21)
  • Lagrezia (3)
  • Monolepis (1)
  • Nanophyton (1)
  • Noaea (3)
  • Nothosaerva (1)
  • Nototrichium (1)
  • Ofaiston (1)
  • Petrosimonia (3)
  • Pfaffia (3)
  • Psilotrichum (10)
  • Pupalia (7)
  • Salicornia (14)
  • Salsola (83)
  • Sarcocornia (13)
  • Seidlitzia (1)
  • Spinacia (3)
  • Suaeda (39)