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 - Louisiana
Click on the specimen record counts within the parenthesis to return the records for that term
  • Acadia (15)
  • Allen (14)
  • Ascension (6)
  • Assumption (3)
  • Assumption or Terrebonne (1)
  • Avoyelles (9)
  • Beauregard (39)
  • Bienville (22)
  • Bossier (4)
  • Caddo (32)
  • Calcasieu (24)
  • Caldwell (16)
  • Cameron (22)
  • Catahoula (6)
  • Claiborne (26)
  • De Soto (2)
  • DeSoto (7)
  • East Baton Rouge (115)
  • East Carroll (3)
  • East Feliciana (4)
  • Evangeline (2)
  • Franklin (5)
  • Grant (78)
  • Iberia (17)
  • Iberville (2)
  • Jackson (13)
  • Jefferson (10)
  • Jefferson Davis (16)
  • LaSalle (14)
  • Lafayette (21)
  • Lafourche (11)
  • Lincoln (19)
  • Livingston (21)
  • Madison (5)
  • Morehouse (34)
  • Natchitoches (70)
  • Orleans (28)
  • Ouachita (111)
  • Plaquemines (20)
  • Pointe Coupee (4)
  • Rapides (91)
  • Red River (5)
  • Richland (8)
  • Sabine (5)
  • St. Bernard (13)
  • St. Charles (1)
  • St. Helena (7)
  • St. James (1)
  • St. John the Baptist (2)
  • St. Landry (10)
  • St. Martin (28)
  • St. Mary (21)
  • St. Tammany (62)
  • Tangipahoa (34)
  • Tensas (4)
  • Terrebonne (4)
  • Union (23)
  • Urania (1)
  • Vermilion (21)
  • Vernon (44)
  • Washington (21)
  • Webster (5)
  • West Baton Rouge (8)
  • West Carroll (7)
  • West Feliciana (22)
  • Winn (56)
  • no data (38)