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
  • Achnatherum (180)
  • Acroceras (12)
  • Aegilops (70)
  • Aegopogon (5)
  • Aeluropus (12)
  • Agropogon (15)
  • Agropyron (103)
  • Agrostis (1917)
  • Aira (112)
  • Airopsis (3)
  • Allolepis (3)
  • Alloteropsis (19)
  • Alopecurus (519)
  • Ammochloa (4)
  • Ammophila (148)
  • Ampelodesmos (2)
  • Amphibromus (1)
  • Amphicarpum (30)
  • Amphipogon (2)
  • Anadelphia (1)
  • Ancistrachne (2)
  • Andropogon (924)
  • Aniselytron (3)
  • Anthaenantia (78)
  • Anthenantia (2)
  • Anthephora (57)
  • Anthoxanthum (488)
  • Antinoria (1)
  • Apera (32)
  • Apluda (54)
  • Apocopis (7)
  • Arctagrostis (78)
  • Arctophila (39)
  • Arctopoa (33)
  • Aristida (1771)
  • Arrhenatherum (85)
  • Arthraxon (83)
  • Arthropogon (1)
  • Arthrostylidium (15)
  • Arundinaria (57)
  • Arundinella (231)
  • Arundo (59)
  • Astrebla (2)
  • Aulonemia (4)
  • Austrostipa (26)
  • Avena (143)
  • Avenella (224)
  • Axonopus (154)
  • Bambusa (56)
  • Beckmannia (101)
  • Bellardiochloa (2)
  • Bewsia (1)
  • Blepharidachne (5)
  • Blepharoneuron (32)
  • Bothriochloa (368)
  • Bouteloua (1621)
  • Brachiaria (57)
  • Brachyachne (1)
  • Brachyelytrum (169)
  • Brachypodium (141)
  • Briza (137)
  • Bromus (2466)
  • Brylkinia (2)
  • Buchloe (33)
  • Calamagrostis (1129)
  • Calammophila (4)
  • Calamovilfa (157)
  • Capillipedium (65)
  • Catabrosa (26)
  • Catapodium (5)
  • Cathestecum (28)
  • Cenchrus (591)
  • Centotheca (40)
  • Chaboissaea (15)
  • Chaetium (31)
  • Chascolytrum (4)
  • Chasmanthium (134)
  • Chimonobambusa (2)
  • Chionachne (8)
  • Chloris (400)
  • Chrysopogon (78)
  • Chusquea (57)
  • Cinna (316)
  • Coelachne (10)
  • Coelorachis (5)
  • Coix (51)
  • Coleanthus (2)
  • Coleataenia (232)
  • Colpodium (4)
  • Cortaderia (5)
  • Corynephorus (6)
  • Cottea (11)
  • Crypsis (30)
  • Cryptochloa (14)
  • Ctenium (30)
  • Cutandia (1)
  • Cyclostachya (5)
  • Cymbopogon (90)
  • Cynodon (203)
  • Cynosurus (38)
  • Cyrtococcum (96)
  • Dactylis (207)
  • Dactyloctenium (163)
  • Danthonia (596)
  • Dasyochloa (97)
  • Dasypyrum (9)
  • Dendrocalamus (4)
  • Deschampsia (556)
  • Desmazeria (3)
  • Desmostachya (10)
  • Deyeuxia (1)
  • Diarrhena (77)
  • Dichanthelium (3969)
  • Dichanthium (39)
  • Dichelachne (10)
  • Digitaria (1190)
  • Dignathia (1)
  • Dimeria (16)
  • Dinebra (83)
  • Dinochloa (29)
  • Diplachne (103)
  • Disakisperma (23)
  • Dissanthelium (3)
  • Distichlis (211)
  • Drymochloa (6)
  • Duarctopoa (1)
  • Dupontia (25)
  • Duthiea (1)
  • Echinaria (1)
  • Echinochloa (759)
  • Echinolaena (3)
  • Echinopogon (1)
  • Ehrharta (4)
  • Ekmanochloa (1)
  • Eleusine (245)
  • Elionurus (71)
  • Elyhordeum (22)
  • Elyleymus (3)
  • Elymus (2140)
  • Elytrophorus (2)
  • Elytrostachys (1)
  • Enneapogon (42)
  • Enteropogon (7)
  • Epicampes (1)
  • Eragrostiella (15)
  • Eragrostis (2896)
  • Eremochloa (18)
  • Eremopyrum (10)
  • Eriachne (6)
  • Erianthus (70)
  • Eriochloa (186)
  • Eriochrysis (10)
  • Eriocoma (108)
  • Erioneuron (134)
  • Euclasta (9)
  • Eulalia (71)
  • Eulaliopsis (5)
  • Eustachys (23)
  • Festuca (1897)
  • Garnotia (17)
  • Gastridium (12)
  • Gigantochloa (8)
  • Glyceria (1238)
  • Glyphochloa (1)
  • Gouinia (33)
  • Graphephorum (45)
  • Griffithsochloa (4)
  • Guadua (21)
  • Gymnopogon (42)
  • Gynerium (11)
  • Hackelochloa (54)
  • Hainardia (4)
  • Helictotrichon (33)
  • Hemarthria (27)
  • Henrardia (5)
  • Hesperostipa (177)
  • Heteranthelium (3)
  • Heteropogon (206)
  • Hierochloe (13)
  • Hilaria (117)
  • Holcus (90)
  • Homolepis (30)
  • Hopia (37)
  • Hordeum (442)
  • Hygroryza (2)
  • Hymenachne (51)
  • Hyparrhenia (40)
  • Hyperthelia (5)
  • Ichnanthus (162)
  • Imperata (98)
  • Indocalamus (1)
  • Isachne (132)
  • Ischaemum (97)
  • Iseilema (2)
  • Ixophorus (32)
  • Jansenella (1)
  • Jouvea (43)
  • Kalinia (5)
  • Kengia (7)
  • Koeleria (332)
  • Lachnagrostis (1)
  • Lagurus (5)
  • Lamarckia (26)
  • Lasiacis (630)
  • Leersia (386)
  • Leptochloa (246)
  • Leptochloopsis (10)
  • Leptothrium (3)
  • Lepturidium (1)
  • Lepturus (1)
  • Leucopoa (19)
  • Leymus (246)
  • Limnodea (25)
  • Lithachne (1)
  • Lolium (423)
  • Lophatherum (31)
  • Luziola (34)
  • Lycurus (66)
  • Manisuris (17)
  • Megathyrsus (17)
  • Melanocenchris (3)
  • Melica (372)
  • Melinis (140)
  • Merostachys (2)
  • Mesosetum (13)
  • Metcalfia (3)
  • Mibora (2)
  • Microchloa (34)
  • Microstegium (85)
  • Milium (159)
  • Miscanthus (96)
  • Mnesithea (126)
  • Molinia (17)
  • Monanthochloe (1)
  • Morronea (2)
  • Muhlenbergia (2882)
  • Munroa (45)
  • Myriocladus (1)
  • Myriostachya (1)
  • Nardus (9)
  • Nassella (93)
  • Neostapfia (4)
  • Neyraudia (38)
  • Ochlandra (1)
  • Olmeca (3)
  • Olyra (118)
  • Ophiuros (7)
  • Opizia (32)
  • Oplismenus (361)
  • Orcuttia (16)
  • Orthoclada (9)
  • Oryza (73)
  • Oryzopsis (176)
  • Otatea (26)
  • Ottochloa (18)
  • Panicum (2825)
  • Pappophorum (49)
  • Pappostipa (23)
  • Parapholis (10)
  • Paratheria (3)
  • Parodiophyllochloa (1)
  • Pascopyrum (107)
  • Paspalidium (19)
  • Paspalum (2206)
  • Patis (42)
  • Peniculus (1)
  • Pennisetum (146)
  • Pentarrhaphis (1)
  • Pereilema (55)
  • Perotis (19)
  • Peyritschia (9)
  • Phacelurus (13)
  • Phaenosperma (6)
  • Phalaris (371)
  • Phanopyrum (15)
  • Pharus (55)
  • Phippsia (26)
  • Phleum (323)
  • Pholiurus (1)
  • Phragmites (229)
  • Phyllostachys (19)
  • Piptatheropsis (82)
  • Piptatherum (129)
  • Piptochaetium (162)
  • Piresiella (1)
  • Pleioblastus (4)
  • Pleuropogon (17)
  • Poa (3369)
  • Podagrostis (25)
  • Pogonarthria (1)
  • Pogonatherum (62)
  • Polypogon (216)
  • Polytoca (6)
  • Psathyrostachys (10)
  • Pseudechinolaena (33)
  • Pseudelymus (2)
  • Pseudoraphis (1)
  • Pseudoroegneria (64)
  • Pseudosasa (8)
  • Pseudosorghum (1)
  • Ptilagrostis (1)
  • Puccinellia (323)
  • Pucciphippsia (1)
  • Raddia (1)
  • Reederochloa (1)
  • Reimarochloa (7)
  • Reynaudia (1)
  • Rhipidocladum (28)
  • Rhynchelythrum (3)
  • Rostraria (10)
  • Rottboellia (39)
  • Saccharum (108)
  • Sacciolepis (109)
  • Sasa (6)
  • Saugetia (6)
  • Schedolium (1)
  • Schedonorus (5)
  • Schismus (23)
  • Schizachne (170)
  • Schizachyrium (612)
  • Schizostachyum (26)
  • Schoenefeldia (3)
  • Sclerochloa (69)
  • Scleropogon (34)
  • Scolochloa (13)
  • Scribneria (7)
  • Scrotochloa (14)
  • Scutachne (5)
  • Secale (75)
  • Sehima (4)
  • Semiarundinaria (1)
  • Sesleria (4)
  • Setaria (1437)
  • Setariopsis (38)
  • Shibataea (1)
  • Sinobambusa (1)
  • Sohnsia (4)
  • Sorghastrum (281)
  • Sorghum (203)
  • Spartina (289)
  • Sphaerocaryum (4)
  • Sphenopholis (374)
  • Spinifex (10)
  • Spodiopogon (19)
  • Sporobolus (1444)
  • Steinchisma (37)
  • Stenotaphrum (31)
  • Stipa (269)
  • Stipagrostis (3)
  • Streptochaeta (8)
  • Swallenia (2)
  • Syntherisma (2)
  • Taeniatherum (8)
  • Tetrapogon (1)
  • Thamnocalamus (3)
  • Themeda (91)
  • Thinopyrum (49)
  • Thrasya (20)
  • Thuarea (7)
  • Thysanolaena (35)
  • Torreyochloa (142)
  • Trachypogon (126)
  • Tragus (34)
  • Triachyrum (2)
  • Tribolium (1)
  • Trichachne (1)
  • Trichanthecium (1)
  • Trichloris (5)
  • Tricholaena (2)
  • Trichoneura (6)
  • Tridens (342)
  • Tridentopsis (2)
  • Triniochloa (20)
  • Tripidium (8)
  • Triplasis (84)
  • Tripogon (17)
  • Tripsacum (162)
  • Triraphis (1)
  • Triscenia (2)
  • Trisetaria (1)
  • Trisetum (400)
  • Tristachya (24)
  • Triticum (72)
  • Tuctoria (7)
  • Uniola (32)
  • Urochloa (197)
  • Vahlodea (35)
  • Vaseyochloa (8)
  • Ventenata (5)
  • Vetiveria (2)
  • Vulpia (54)
  • Willkommia (4)
  • Yushania (3)
  • Zea (72)
  • Zeugites (80)
  • Zingeria (2)
  • Zizania (163)
  • Zizaniopsis (15)
  • Zoysia (32)
  • Zuloagaea (22)