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 Manager: Aly Baumgartner, umherb-data@umich.edu
Technical Support: Garth Holman, gholman@umich.edu
Technical Support: Matthew Cruz, mcruz@umich.edu
Collection Type: Preserved Specimens
Management: Data snapshot of local collection database
Last Update: 4 March 2024
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
  • 568,115 specimen records
  • 179,924 (32%) georeferenced
  • 480,069 (85%) with images (665,002 total images)
  • 10 GenBank genetic references
  • 534,972 (94%) identified to species
  • 362 families
  • 5,446 genera
  • 41,710 species
  • 46,173 total taxa (including subsp. and var.)
Extra Statistics
Taxon Distribution
Taxon Distribution
  • Acanthospermum (1)
  • Achillea (223)
  • Acmella (12)
  • Acourtia (26)
  • Adenocaulon (33)
  • Adenostemma (9)
  • Ageratina (109)
  • Ageratum (31)
  • Agiabampoa (1)
  • Agoseris (21)
  • Ainsliaea (19)
  • Ajania (1)
  • Aldama (14)
  • Alepidocline (1)
  • Allardia (14)
  • Alloispermum (4)
  • Alomia (1)
  • Alvordia (1)
  • Amberboa (4)
  • Ambrosia (316)
  • Ammobium (1)
  • Ampelaster (1)
  • Amphiachyris (1)
  • Anaphalis (161)
  • Anastraphia (3)
  • Anisopappus (1)
  • Antennaria (488)
  • Anthemis (202)
  • Aphanostephus (3)
  • Archibaccharis (6)
  • Arctium (95)
  • Argyranthemum (1)
  • Arnica (23)
  • Arnicastrum (1)
  • Arnoglossum (65)
  • Artemisia (400)
  • Aster (182)
  • Asteromoea (1)
  • Astranthium (4)
  • Axiniphyllum (1)
  • Ayapanopsis (2)
  • Aztecaster (1)
  • Baccharis (28)
  • Bahia (6)
  • Bahiopsis (1)
  • Baileya (5)
  • Balsamorhiza (1)
  • Baltimora (1)
  • Bartlettina (1)
  • Bellis (41)
  • Berlandiera (3)
  • Bidens (623)
  • Blainvillea (8)
  • Blumea (41)
  • Blumeopsis (6)
  • Boebera (1)
  • Bolanosa (1)
  • Boltonia (10)
  • Borrichia (1)
  • Brachyactis (11)
  • Brachyscome (1)
  • Brauneria (1)
  • Brickellia (64)
  • Cacalia (3)
  • Caesulia (1)
  • Calanticaria (1)
  • Calea (11)
  • Calendula (3)
  • Callistephus (2)
  • Canadanthus (5)
  • Carduus (50)
  • Carlina (4)
  • Carminatia (3)
  • Carpesium (7)
  • Carphochaete (6)
  • Carterothamnus (1)
  • Carthamus (6)
  • Catananche (1)
  • Centaurea (210)
  • Centipeda (1)
  • Cephalorrhynchus (6)
  • Chaenactis (3)
  • Chaetopappa (8)
  • Chamaemelum (1)
  • Chaptalia (9)
  • Chardinia (1)
  • Chondrilla (27)
  • Chromolaena (29)
  • Chrysactinia (2)
  • Chrysanthellum (48)
  • Chrysanthemum (22)
  • Chrysogonum (2)
  • Chrysopsis (12)
  • Chrysothamnus (3)
  • Chuquiraga (2)
  • Cichorium (81)
  • Cirsium (1085)
  • Cissampelopsis (2)
  • Cladanthus (1)
  • Clibadium (2)
  • Cnicus (1)
  • Conoclinium (9)
  • Conyza (198)
  • Coreocarpus (4)
  • Coreopsis (222)
  • Corethrogyne (1)
  • Cosmos (20)
  • Cota (17)
  • Cotula (34)
  • Cousinia (18)
  • Crassocephalum (1)
  • Cremanthodium (12)
  • Crepis (112)
  • Critonia (6)
  • Critoniadelphus (1)
  • Critoniopsis (5)
  • Crupina (2)
  • Cyathocline (3)
  • Cyclachaena (14)
  • Cymophora (2)
  • Dahlia (7)
  • Davilanthus (2)
  • Decachaeta (15)
  • Dendrophorbium (1)
  • Dendroviguiera (3)
  • Desmanthodium (2)
  • Dicoma (5)
  • Dieteria (3)
  • Doellingeria (140)
  • Dresslerothamnus (1)
  • Dubautia (3)
  • Dyssodia (36)
  • Echinacea (25)
  • Echinops (14)
  • Eclipta (17)
  • Egletes (1)
  • Elephantopus (8)
  • Emilia (8)
  • Encelia (4)
  • Engelmannia (3)
  • Epilasia (2)
  • Erechtites (71)
  • Ericameria (3)
  • Erigeron (586)
  • Eriocarpum (1)
  • Eriophyllum (3)
  • Eryngiophyllum (3)
  • Ethulia (1)
  • Eupatoriastrum (1)
  • Eupatorium (199)
  • Eurybia (165)
  • Euthamia (511)
  • Eutrochium (169)
  • Evax (2)
  • Facelis (1)
  • Ferreyrella (1)
  • Filago (10)
  • Flaveria (5)
  • Fleischmannia (6)
  • Florestina (1)
  • Flyriella (3)
  • Franseria (1)
  • Gaillardia (25)
  • Galatella (8)
  • Galinsoga (55)
  • Gamochaeta (13)
  • Garhadiolus (1)
  • Geissolepis (1)
  • Gerbera (14)
  • Glebionis (2)
  • Glossarion (1)
  • Gnaphalium (76)
  • Gochnatia (2)
  • Gonzalezia (1)
  • Grangea (2)
  • Grindelia (61)
  • Grypocarpha (1)
  • Guardiola (3)
  • Guizotia (2)
  • Gundelia (1)
  • Gutierrezia (8)
  • Gymnosperma (1)
  • Gynoxys (2)
  • Gynura (5)
  • Haplocarpha (2)
  • Haploesthes (1)
  • Haplopappus (1)
  • Hasteola (5)
  • Hazardia (2)
  • Helenium (67)
  • Helianthella (3)
  • Helianthus (534)
  • Heliomeris (5)
  • Heliopsis (101)
  • Hemibaccharis (1)
  • Hemizonia (5)
  • Herrickia (1)
  • Hesperomannia (1)
  • Heterosperma (1)
  • Heterotheca (18)
  • Hidalgoa (1)
  • Hieracium (802)
  • Hofmeisteria (4)
  • Holocarpha (1)
  • Hydrodyssodia (1)
  • Hymenatherum (1)
  • Hymenopappus (8)
  • Hymenostephium (10)
  • Hymenoxys (8)
  • Hypochaeris (60)
  • Inula (73)
  • Ionactis (5)
  • Iostephane (1)
  • Iranecio (1)
  • Isocoma (2)
  • Iva (7)
  • Ixeris (1)
  • Jacobaea (25)
  • Jaegeria (3)
  • Jaliscoa (3)
  • Jungia (2)
  • Jurinea (16)
  • Kaunia (2)
  • Koanophyllon (10)
  • Koelpinia (6)
  • Krigia (184)
  • Kuhnia (1)
  • Kyrsteniopsis (2)
  • Lachnophyllum (1)
  • Lacinaria (1)
  • Lactuca (312)
  • Lagascea (10)
  • Laggera (4)
  • Lagophylla (2)
  • Laphamia (1)
  • Lapsana (36)
  • Lasianthaea (18)
  • Lasiopogon (1)
  • Lasthenia (2)
  • Launaea (6)
  • Layia (5)
  • Lecocarpus (1)
  • Leibnitzia (3)
  • Leontodon (18)
  • Leontopodium (19)
  • Leucactinia (1)
  • Leucanthemum (112)
  • Liabellum (1)
  • Liabum (13)
  • Liatris (384)
  • Ligularia (1)
  • Lindheimera (1)
  • Lipochaeta (3)
  • Llerasia (1)
  • Logfia (11)
  • Loricaria (1)
  • Loxothysanus (1)
  • Luina (1)
  • Lundellianthus (1)
  • Lygodesmia (1)
  • Machaeranthera (7)
  • Madia (4)
  • Malacothrix (4)
  • Marshallia (2)
  • Matricaria (99)
  • Megalodonta (1)
  • Melampodium (10)
  • Melanthera (1)
  • Mexianthus (1)
  • Microglossa (3)
  • Micropus (1)
  • Microseris (1)
  • Microspermum (6)
  • Mikania (22)
  • Monolopia (1)
  • Montanoa (18)
  • Moquinia (2)
  • Mulgedium (5)
  • Munnozia (1)
  • Mycelis (14)
  • Myriactis (6)
  • Nelsonianthus (1)
  • Neomirandea (3)
  • Nestotus (6)
  • Neurolaena (4)
  • Nocca (1)
  • Oaxacania (1)
  • Oclemena (34)
  • Omalotheca (7)
  • Onopordum (11)
  • Onoseris (2)
  • Oteiza (1)
  • Otopappus (7)
  • Outreya (1)
  • Oxypappus (4)
  • Packera (390)
  • Pappobolus (8)
  • Parthenium (14)
  • Pectis (23)
  • Pentacalia (3)
  • Perezia (1)
  • Pericome (1)
  • Perityle (4)
  • Perymenium (20)
  • Petasites (98)
  • Petradoria (9)
  • Phagnalon (2)
  • Philactis (1)
  • Picris (12)
  • Pinaropappus (3)
  • Piptocarpha (1)
  • Piptothrix (5)
  • Piqueria (7)
  • Piqueriopsis (1)
  • Plagiocheilus (1)
  • Pluchea (171)
  • Polymnia (26)
  • Porophyllum (10)
  • Prenanthes (228)
  • Psacaliopsis (3)
  • Psacalium (16)
  • Pseudognaphalium (181)
  • Psilactis (2)
  • Psilostrophe (2)
  • Psychrogeton (7)
  • Pulicaria (5)
  • Pyrethrum (2)
  • Pyrrhopappus (5)
  • Pyrrocoma (2)
  • Railliardia (1)
  • Ratibida (54)
  • Rhagadiolus (1)
  • Rhaponticum (1)
  • Rhynchospermum (2)
  • Roldana (19)
  • Rudbeckia (304)
  • Rugelia (1)
  • Rumfordia (4)
  • Sabazia (6)
  • Santolina (1)
  • Sanvitalia (3)
  • Sartwellia (1)
  • Saussurea (53)
  • Scalesia (1)
  • Schaetzellia (1)
  • Schkuhria (3)
  • Sclerocarpus (3)
  • Sclerolepis (2)
  • Scolymus (1)
  • Scorzonera (20)
  • Scorzoneroides (7)
  • Senecio (164)
  • Sericocarpus (6)
  • Serratula (2)
  • Sidneya (1)
  • Siebera (2)
  • Sigesbeckia (6)
  • Silphium (92)
  • Silybum (3)
  • Simsia (12)
  • Smallanthus (9)
  • Solidago (4329)
  • Soliva (15)
  • Sonchus (230)
  • Soroseris (2)
  • Sphaeranthus (1)
  • Sphaeromeria (11)
  • Spilanthes (2)
  • Stenopadus (1)
  • Stenotus (33)
  • Stephanomeria (6)
  • Steptorhamphus (3)
  • Stevia (57)
  • Stokesia (1)
  • Symphyotrichum (1680)
  • Synedrella (2)
  • Synotis (12)
  • Tagetes (16)
  • Tanacetum (269)
  • Taraxacum (182)
  • Tehuana (1)
  • Tetracarpum (1)
  • Tetradymia (1)
  • Tetragonotheca (3)
  • Tetraneuris (13)
  • Thelesperma (10)
  • Thespis (2)
  • Tithonia (6)
  • Tonestus (8)
  • Townsendia (3)
  • Tragoceros (1)
  • Tragopogon (200)
  • Trichogonia (1)
  • Tricholepis (2)
  • Tridax (7)
  • Trigonospermum (9)
  • Tripleurospermum (9)
  • Trixis (17)
  • Tussilago (26)
  • Urbinella (1)
  • Urospermum (1)
  • Ursinia (1)
  • Venegasia (1)
  • Verbesina (98)
  • Vernonia (167)
  • Viguiera (14)
  • Volutarella (1)
  • Wamalchitamia (1)
  • Wedelia (15)
  • Willoughbya (2)
  • Wirtgenia (1)
  • Wyethia (2)
  • Xanthisma (6)
  • Xanthium (69)
  • Xanthocephalum (3)
  • Xeranthemum (2)
  • Youngia (15)
  • Zaluzania (2)
  • Zexmenia (2)
  • Zinnia (11)
  • Zoegea (1)