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 - Pennsylvania
Click on the specimen record counts within the parenthesis to return the records for that term
  • Adams (6)
  • Allegheny (51)
  • Armstrong (5)
  • Beaver (8)
  • Bedford (60)
  • Berks (81)
  • Blair (12)
  • Bradford (121)
  • Bucks (226)
  • Butler (31)
  • Cambria (10)
  • Cameron (11)
  • Carbon (29)
  • Centre (67)
  • Chester (131)
  • Clarion (3)
  • Clearfield (10)
  • Clinton (66)
  • Columbia (5)
  • Crawford (59)
  • Cumberland (9)
  • Dauphin (7)
  • Delaware (200)
  • Elk (23)
  • Erie (228)
  • Fayette (21)
  • Forest (8)
  • Franklin (17)
  • Fulton (9)
  • Huntingdon (21)
  • Indiana (10)
  • Jefferson (10)
  • Juniata (1)
  • Lackawanna (15)
  • Lancaster (115)
  • Lawrence (32)
  • Lebanon (52)
  • Lehigh (187)
  • Lehigh or Northampton (2)
  • Luzerne (9)
  • Lycoming (24)
  • McKean (44)
  • Mercer (31)
  • Mifflin (19)
  • Monroe (62)
  • Montgomery (82)
  • Montour (2)
  • Northampton (40)
  • Perry (4)
  • Philadelphia (182)
  • Pike (38)
  • Pocono (1)
  • Potter (38)
  • Schuylkill (12)
  • Snyder (6)
  • Somerset (55)
  • Sullivan (16)
  • Susquehanna (18)
  • Tioga (29)
  • Union (13)
  • Venango (9)
  • Warren (103)
  • Washington (10)
  • Wayne (17)
  • Westmoreland (11)
  • Wyoming (12)
  • York (34)
  • no data (133)