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.

Collection Manager: Brad Ruhfel, umherb-data@umich.edu
Collection Type: Preserved Specimens
Management: Data snapshot of local collection database
Last Update: 27 May 2022
IPT / DwC-A Source:
Digital Metadata: EML File
Address:
University of Michigan Herbarium
3600 Varsity Drive
Ann Arbor, MI   48108-2228
U.S.A.
734-615-6200
Collection Statistics
  • 435,869 specimen records
  • 166,744 (38%) georeferenced
  • 347,382 (80%) with images (518,199 total images)
  • 3 GenBank genetic references
  • 415,092 (95%) identified to species
  • 300 families
  • 3,324 genera
  • 22,482 species
  • 25,489 total taxa (including subsp. and var.)
Extra Statistics
Geographic Distribution - Ohio
Click on the specimen record counts within the parenthesis to return the records for that term
  • Adams (109)
  • Allen (4)
  • Ashland (5)
  • Ashtabula (129)
  • Athens (18)
  • Auglaize (12)
  • Belmont (13)
  • Berea (2)
  • Brown (12)
  • Butler (49)
  • Butler or Preble (3)
  • Carroll (14)
  • Champaign (441)
  • Champaign or Hamilton (1)
  • Champaign or Miami (1)
  • Clark (45)
  • Clark or Greene (1)
  • Clermont (13)
  • Clermont or Hamilton (1)
  • Clinton (1)
  • Columbiana (45)
  • Coshocton (13)
  • Crawford (3)
  • Cuyahoga (122)
  • Darke (7)
  • Defiance (17)
  • Delaware (10)
  • Delaware, Fairfield or Franklin (1)
  • Erie (335)
  • Erie or Huron (2)
  • Erie, Ottawa or Sandusky (2)
  • Erie, Ottawa, or Sandusky (1)
  • Fairfield (30)
  • Farifax (1)
  • Fayette (1)
  • Franklin (65)
  • Fulton (35)
  • Fulton or Lucas (1)
  • Gallia (43)
  • Geauga (92)
  • Greene (22)
  • Guernsey (9)
  • Hamilton (82)
  • Hancock (18)
  • Hardin (23)
  • Harrison (13)
  • Henry (26)
  • Highland (11)
  • Hocking (100)
  • Holmes (13)
  • Huron (14)
  • Jackson (64)
  • Jackson or Pike (1)
  • Jefferson (21)
  • Knox (14)
  • Lake (76)
  • Lawrence (68)
  • Licking (27)
  • Logan (49)
  • Lorain (296)
  • Lucas (526)
  • Madison (18)
  • Mahoning (23)
  • Marion (10)
  • Medina (10)
  • Meigs (17)
  • Mercer (24)
  • Miami (29)
  • Monroe (4)
  • Montgomery (54)
  • Morgan (3)
  • Morrow (13)
  • Muskingum (15)
  • Noble (2)
  • Ottawa (171)
  • Paulding (20)
  • Perry (12)
  • Pick (8)
  • Pickaway (41)
  • Pike (67)
  • Portage (76)
  • Preble (6)
  • Putnam (3)
  • Richland (40)
  • Ross (22)
  • Sandusky (21)
  • Scioto (78)
  • Seneca (15)
  • Shelby (2)
  • Stark (34)
  • Summit (95)
  • Trumbull (46)
  • Tuscarawas (13)
  • Union (1)
  • Van Wert (3)
  • Vinton (31)
  • Warren (8)
  • Washington (12)
  • Wayne (39)
  • Williams (43)
  • Wood (48)
  • Wyandot (8)
  • no data (56)