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Collection Profile for:
University of California, Riverside Plant Herbarium (UCR)

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Contacts:

Address:

UCR Herbarium
Dept. of Botany & Plant Sciences
University of California
Riverside, CA   92521
USA
(951) 827-3601

Collection Statistics

  • 282,573 specimen records
  • 279,898 (99%) georeferenced
  • 121,809 (43%) with media (122,556 total media)
  • 271,781 (96%) identified to species
  • 360 families
  • 3,614 genera
  • 20,119 species
  • 25,369 total taxa (including subsp. and var.)

Extra Statistics

Show Geographic Distribution
Show Family Distribution
Collection Type: Preserved Specimens
Management: Data snapshot of local collection database
Last Update: 3 June 2025
Digital Metadata: EML File
IPT / DwC-A Source: Import from CCH2
Usage Rights:
Taxon Distribution
Taxon Distribution
  • Achnatherum (23)
  • Acrachne (1)
  • Aegilops (516)
  • Aegopogon (19)
  • Agropyron (74)
  • Agrostis (771)
  • Aira (53)
  • Allolepis (1)
  • Alopecurus (79)
  • Ammophila (13)
  • Ampelodesmos (1)
  • Andropogon (101)
  • Anemanthele (1)
  • Anthenantia (1)
  • Anthephora (12)
  • Anthoxanthum (10)
  • Apera (6)
  • Arctagrostis (1)
  • Aristida (822)
  • Arrhenatherum (6)
  • Arthraxon (8)
  • Arthrostylidium (1)
  • Arundinaria (5)
  • Arundinella (2)
  • Arundo (33)
  • Avena (266)
  • Axonopus (8)
  • Bambusa (2)
  • Beckmannia (13)
  • Blepharidachne (6)
  • Blepharoneuron (24)
  • Boissiera (1)
  • Bothriochloa (119)
  • Bouteloua (740)
  • Brachiaria (67)
  • Brachyelytrum (2)
  • Brachypodium (73)
  • Briza (93)
  • Bromidium (1)
  • Bromus (2087)
  • Buchloe (4)
  • Calamagrostis (77)
  • Calamovilfa (2)
  • Catabrosa (8)
  • Cathestecum (12)
  • Cenchrus (139)
  • Chaboissaea (1)
  • Chaetium (3)
  • Chasmanthium (11)
  • Chloris (148)
  • Chusquea (14)
  • Cinna (8)
  • Coix (3)
  • Coleataenia (1)
  • Cortaderia (38)
  • Corynephorus (1)
  • Cottea (8)
  • Crypsis (95)
  • Cryptochloa (5)
  • Ctenium (1)
  • Cymbopogon (7)
  • Cynodon (120)
  • Cynosurus (68)
  • Dactylis (88)
  • Dactyloctenium (32)
  • Danthonia (65)
  • Dasyochloa (68)
  • Deschampsia (295)
  • Desmazeria (6)
  • Deyeuxia (1)
  • Diarrhena (3)
  • Dichanthelium (59)
  • Dichanthium (15)
  • Diectomis (8)
  • Digitaria (196)
  • Dinebra (2)
  • Disakisperma (31)
  • Dissanthelium (1)
  • Distichlis (209)
  • Donax (2)
  • Echinochloa (245)
  • Ehrharta (144)
  • Eleusine (73)
  • Elymus (1362)
  • Elyonurus (7)
  • Elytrigia (3)
  • Enneapogon (53)
  • Eragrostis (636)
  • Eremopyrum (20)
  • Erianthus (1)
  • Eriochloa (60)
  • Eriochrysis (1)
  • Erioneuron (114)
  • Eustachys (3)
  • Festuca (1361)
  • Gastridium (64)
  • Glyceria (122)
  • Gouinia (6)
  • Guadua (2)
  • Gymnopogon (2)
  • Gynerium (2)
  • Hackelochloa (7)
  • Hainardia (18)
  • Helictotrichon (3)
  • Henrardia (1)
  • Hesperostipa (8)
  • Heteranthelium (1)
  • Heteropogon (56)
  • Hierochloe (8)
  • Hilaria (250)
  • Holcus (53)
  • Hopia (1)
  • Hordeum (761)
  • Hymenachne (2)
  • Hyparrhenia (13)
  • Ichnanthus (3)
  • Imperata (13)
  • Isachne (3)
  • Ixophorus (2)
  • Jarava (1)
  • Jouvea (24)
  • Koeleria (186)
  • Lagurus (4)
  • Lamarckia (116)
  • Lasiacis (66)
  • Leersia (42)
  • Leptochloa (193)
  • Leptocoryphium (2)
  • Leptoloma (3)
  • Leucopoa (14)
  • Leymus (8)
  • Limnodea (3)
  • Lithachne (1)
  • Lolium (161)
  • Luziola (1)
  • Lycurus (36)
  • Megathyrsus (1)
  • Melica (639)
  • Melinis (33)
  • Mesosetum (1)
  • Microstegium (2)
  • Milium (1)
  • Miscanthus (2)
  • Muhlenbergia (1056)
  • Munroa (25)
  • Nassella (4)
  • Neostapfia (6)
  • Olmeca (1)
  • Olyra (9)
  • Opizia (5)
  • Oplismenus (24)
  • Orcuttia (44)
  • Oryza (15)
  • Oryzopsis (11)
  • Otachyrium (1)
  • Otatea (5)
  • Panicum (489)
  • Pappophorum (16)
  • Parapholis (35)
  • Pascopyrum (1)
  • Paspalidium (5)
  • Paspalum (290)
  • Pennisetum (163)
  • Pentarrhaphis (1)
  • Pereilema (11)
  • Phalaris (287)
  • Phanopyrum (1)
  • Pharus (4)
  • Phleum (100)
  • Phragmites (56)
  • Phyllostachys (3)
  • Piptatherum (96)
  • Piptochaetium (26)
  • Pleuraphis (5)
  • Pleuropogon (13)
  • Poa (1264)
  • Podagrostis (2)
  • Polypogon (316)
  • Pseudosasa (1)
  • Puccinellia (73)
  • Redfieldia (2)
  • Rhynchelytrum (23)
  • Rottboellia (2)
  • Rytidosperma (3)
  • Saccharum (6)
  • Sacciolepis (3)
  • Sasa (1)
  • Schedonnardus (9)
  • Schedonorus (1)
  • Schismus (376)
  • Schizachne (2)
  • Schizachyrium (41)
  • Scleropogon (19)
  • Scribneria (11)
  • Secale (63)
  • Setaria (324)
  • Setariopsis (5)
  • Sitanion (57)
  • Sorghastrum (15)
  • Sorghum (119)
  • Spartina (45)
  • Sphenopholis (14)
  • Spinifex (1)
  • Sporobolus (402)
  • Steinchisma (1)
  • Stenotaphrum (17)
  • Stipa (1527)
  • Stiporyzopsis (2)
  • Streptochaeta (1)
  • Swallenia (9)
  • Taeniatherum (5)
  • Tetrachne (1)
  • Themeda (1)
  • Torreyochloa (14)
  • Trachypogon (14)
  • Tragus (7)
  • Tribolium (1)
  • Trichachne (13)
  • Trichloris (2)
  • Trichoneura (1)
  • Tridens (99)
  • Triniochloa (1)
  • Triodia (1)
  • Triplasis (2)
  • Tripsacum (22)
  • Trisetum (105)
  • Triticum (639)
  • Tuctoria (3)
  • Uniola (7)
  • Urochloa (10)
  • Vaseyochloa (2)
  • Ventenata (5)
  • Vulpia (19)
  • Willkommia (1)
  • Zea (8)
  • Zeugites (5)
  • Zizania (3)
  • Zoysia (2)