| Name | No. Specimens | Code | Location | Link |
| Muséum National d'Histoire Naturelle | 9,500,000 | P, PC | France; Paris | |
| Komarov Botanical Institute | 7,160,000 | LE | Russia; St. Petersburg | |
| Kew Herbarium | 7,000,000 | K | United Kingdom; Kew, England | |
| Conservatoire et Jardin botaniques de la Ville de Genève | 6,000,000 | G | Switzerland; Geneva | |
| Naturalis Biodiversity Center | 5,700,000 | AMD, L, U, WAG | Netherlands; Leiden | |
| British Museum of Natural History | 5,200,000 | BM | United Kingdom; London, England | |
| Naturhistorisches Museum Wien | 5,000,000 | W | Austria; Vienna | |
| Swedish Museum of Natural History | 4,400,000 | S | Sweden; Stockholm | |
| Meise Botanic Garden | 4,000,000 | BR | Belgium, Meise | |
| Université Montpellier | 4,000,000 | MPU | France; Montpellier | |
| Université Claude Bernard | 4,000,000 | LY | France; Lyon | |
| Herbarium Haussknecht Friedrich Schiller University Jena | 3,500,000 | JE | Germany, Jena | |
| Joint Herbarium of the University of Zurich and the ETH Zurich | 3,500,000 | Z+ZT | Switzerland, Zurich | |
Botanischer Garten und Botanisches Museum Berlin-Dahlem, Zentraleinrichtung der Freien Universität Berlin | 3,000,000 | B | Germany, Berlin | |
| Finnish Museum of Natural History | 3,000,000 | H | Finland, Helsinki | |
| Botanische Staatssammlung München | 3,200,000 | M | Germany, Munich | |
| University of Copenhagen | 2,510,000 | C | Denmark, Copenhagen | |
| Hungarian Natural History Museum - Department of Botany | 2,000,000 | BP | Budapest, Hungary | |
| Royal Botanic Garden, Edinburgh | 2,000,000 | E | United Kingdom; Edinburgh, Scotland | |
| Herbarium Hamburgense | 1,800,000 | HBG | Germany, Hamburg | |
| Senckenberg Research Institute, Frankfurt | 1,200,000 | FR | Germany, Frankfurt | |
| Moscow State University | 1,011,253 | MW | Russia; Moscow | , |
| University of Cambridge | 1,000,000 | CGE | United Kingdom; Cambridge, England | |
| University of Manchester | 1,000,000 | MANCH | United Kingdom; Manchester, England | |
| Fielding-Druce Herbarium, University of Oxford | 1,000,000 | OXF | United Kingdom; Oxford, England | |
| Real Jardín Botánico | 850,000 | MA | Spain; Madrid | |
| Universität Göttingen | 800,000 | GOET | Germany; Göttingen | |
| Władysław Szafer Institute of Botany, Polish Academy of Sciences | 800,000 | IB PAN | Poland; Kraków | |
| University of Coimbra | 800,000 | COI | Portugal; Coimbra | |
| Institut Botànic de Barcelona | 700,000 | BC | Spain; Barcelona | |
| Muséum d'Histoire Naturelle de Grenoble | 700,000 | GRM | France; Grenoble | |
| Saint Petersburg University | 700,000 | LECB | Russia; Saint Petersburg | |
| National Botanic Gardens, Ireland | 600,000 | DBN | Ireland; Dublin | |
| Main Botanical Garden, Russia | 570,000 | MHA | Russia; Moscow | |
| 550,000 | CLF | France; Clermont-Ferrand | |
| National Museum Wales | 550,000 | NMW | United Kingdom; Cardiff, Wales | |
| N. I. Vavilov Institute of Plant Industry | 524,000 | WIR | Russia; Saint Petersburg | |
| General Herbarium of the Balkan Peninsula, Natural History Museum of Serbia | 490,000 | BEO | Serbia; Belgrade | |
| Muséum d'Histoire Naturelle d'Aix-en-Provence | 420,000 | AIX | France; Aix-en-Provence | |
| Muséum d'Histoire Naturelle | 400,000 | AUT | France; Autun | |
| Muséum Requien | 400,000 | AV | France; Avignon | |
| Université de Liège | 400,000 | LG | Belgium; Liège | - |
| University of Reading | 400,000 | RNG | UK; Reading, England | |
| CABI Bioscience UK Centre | 385,000 | IMI | United Kingdom; Surrey, England | |
| Jardin Botanique de la Ville de Bordeaux | 350,000 | BORD | France; Bordeaux | |
| Herbarium Horti Botanici Pisani | 350,000 | PI | Italy; Pisa | |
| World Museum Liverpool | 350,000 | LIV | United Kingdom; Liverpool, England | |
| South Federal University | 328,000 | RV, RWBG | Russia; Rostov-on-Don | |
| Arboretum Gaston Allard | 300,000 | ANG | France; Angers | |
| Jevremovac Botanic Garden | 300,000 | BEOU | Serbia; Belgrade | |
| Daubeny Herbarium, University of Oxford | 300,000 | FHO | United Kingdom; Oxford, England | |
| Institut de Botanique | 300,000 | STR | France; Strasbourg | |
| Instituto de Investigação Científica Tropical | 300,000 | LISC | Portugal; Lisbon | |
| Université Paul Sabatier | 300,000 | TL | France; Toulouse | |
| Universitat de Barcelona | 300,000 | BCN | Spain; Barcelona | |
| Universitat de Sevilla | 300,000 | SEV | Spain; Seville | |
| Budakeszi Herbarium - International Dendrological Foundation | 250,000 | BK | Hungary; Budakeszi | |
| Université Libre de Bruxelles | 215,000 | BRLU | Belgium; Brussels | |
| Agricultural University - Plovdiv | 150,000 | SOA | Bulgaria; Plovdiv | |
| Royal Horticultural Society | 140,000 | WSY | United Kingdom; Wisley, England | |
| Name | No. Specimens | Code | Location | Link |
| New York Botanical Garden | 7,800,000 | NY | United States; The Bronx, New York City, New York | |
| Missouri Botanical Garden | 6,600,000 | MO | United States; St. Louis, Missouri | |
| Harvard University Herbaria | 5,005,000 | A, AMES, ECON, FH, GH, NEBC | United States; Cambridge, Massachusetts | |
| United States National Herbarium, Smithsonian Institution | 5,000,000 | US | United States; Washington, D.C. | |
| Field Museum | 2,700,000 | F | United States; Chicago, Illinois | |
| University and Jepson Herbaria, University of California, Berkeley | 2,200,000 | UC/JEPS | United States; Berkeley, California | |
| California Academy of Sciences Herbarium | 2,300,000 | CAS/DS | United States; San Francisco, California | |
| University of Michigan Herbarium | 1,750,000 | MICH | United States; Ann Arbor, Michigan | |
| Academy of Natural Sciences of Drexel University | 1,430,000 | PH | United States; Philadelphia, Pennsylvania | |
| Agriculture and Agri-Food Canada, Vascular Plant Herbarium | 1,335,000 | DAO, DAOM | Canada; Ottawa, Ontario | |
| Wisconsin State Herbarium, University of Wisconsin–Madison | 1,200,750 | WIS | United States; Madison, Wisconsin | |
| Universidad Nacional Autónoma de México | 1,120,000 | MEXU | Mexico; Mexico City | |
| Rancho Santa Ana Botanic Garden | 1,100,000 | RSA/POM | United States; Claremont, California | |
| University of Texas at Austin | 1,006,000 | TEX | United States; Austin, Texas | |
| Botanical [Research Institute of Texas] | 1,001,000 | BRIT-SMU-VDB | United States; Fort Worth, Texas | |
| Instituto Politécnico Nacional, Mexico | 950,000 | ENCB | Mexico; Mexico City | |
| L.H. Bailey Hortorium Herbarium, Cornell University | 860,000 | BH | United States; Ithaca, New York | |
| Royal Ontario Museum | 860,000 | TRT, TRTC | Canada; Toronto, Ontario | |
| Herbier Marie-Victorin, Université de Montréal | 850,000 | MT | Canada; Montreal, Quebec | |
| National Herbarium of Canada, Canadian Museum of Nature | 838,000 | CAN, CANM | Canada; Ottawa, Ontario | |
| Rocky Mountain Herbarium, University of Wyoming | 806,800 | RM | United States; Laramie, Wyoming | |
| United States National Arboretum Herbarium | 800,000 | NA | United States; Washington, D.C. | |
| Herbier Louis-Marie, Université Laval | 770,000 | ULF | Canada; Quebec City, Quebec | |
| University of North Carolina Herbarium | 665,000 | NCU | United States; Chapel Hill, North Carolina | |
| Stanley L. Welsh Herbarium, Brigham Young University | 661,100 | BRY | United States; Provo, Utah | |
| University of Washington Herbarium | 650,000 | WTU | United States; Seattle, Washington | |
| University of Tennessee Herbarium, University of Tennessee, Knoxville | 650,000 | TENN | United States; Knoxville, Tennessee | |
| University of British Columbia Herbarium | 560,000 | UBC | Canada; Vancouver, British Columbia | |
| The Ohio State University Herbarium | 500,000 | OS | United States; Columbus, Ohio | |
| University of Florida Herbarium, Florida Museum of Natural History | 470,000 | FLAS | United States; Gainesville, Florida | |
| Instituto de Ecología y Sistemática Herbarium | 400,000 | HAC | Cuba; Havana | |
| Marion Ownbey Herbarium, Washington State University | 380,000 | WS | United States; Pullman, Washington | |
| Yale University Herbarium, Yale Peabody Museum of Natural History | 365,000 | YU | United States; New Haven, Connecticut | |
| University of Alberta Herbarium | 320,000 | ALTA | Canada; Edmonton, Alberta | |
| Pringle Herbarium, University of Vermont | 310,400 | VT | United States; Burlington, Vermont | |
| Instituto de Ecología, A.C. Herbarium | 310,000 | XAL | Mexico; Xalapa, Veracruz | |
| UC Davis Center for Plant Diversity Herbarium | 300,000 | DAV; DAVH; AHUC | United States; Davis, California | |
| University of Georgia Herbarium | 278,000 | GA; GAM | United States; Athens, Georgia | |
| University of Alaska Museum of the North Herbarium, University of Alaska, Fairbanks | 270,000 | ALA | United States; Fairbanks, Alaska | |
| Milwaukee Public Museum Herbarium | 250,000 | MIL | United States; Milwaukee, Wisconsin | |
| Paul C. Standley Herbarium, Escuela Agrícola Panamericana | 240,000 | EAP | Honduras; Tegucigalpa | |
| University of South Florida Herbarium | 235,000 | USF | United States; Florida | |
| Robert K. Godfrey Herbarium, Florida State University | 220,000 | FSU | United States; Tallahassee, Florida | |
| Herbario Nacional de Costa Rica, Museo Nacional de Costa Rica | 215,000 | CR | Costa Rica; San José | |
| E.C. Smith Herbarium, Acadia University | 200,000 | ACAD | Canada; Wolfville, Nova Scotia | |
| Intermountain Herbarium, Utah State University | 260,000 | UTC | Utah; Logan, Utah | |
| Robert W. Freckmann Herbarium, University of Wisconsin–Stevens Point | 200,000 | UWSP | Stevens Point | |
| Stillinger Herbarium, University of Idaho | 200,000 | ID | Moscow | |
| Name | No. Specimens | Code | Location | Link |
| Jardim Botânico do Rio de Janeiro | 837,000 | RB | Brazil; Rio de Janeiro, Rio de Janeiro | |
| Fundación Miguel Lillo | 700,000 | LIL | Argentina; Tucumán | |
| Universidad de Buenos Aires | 700,000 | BAA, BAF | Argentina; Buenos Aires | |
| Instituto de Botánica Darwinion | 650,000 | SI | Argentina; Buenos Aires | |
| Universidade Federal do Rio de Janeiro | 520,000 | R | Brazil; Rio de Janeiro, Rio de Janeiro | |
| Museo de La Plata | 500,000 | LP | Argentina; Buenos Aires | |
Herbario Nacional Colombiano, Universidad Nacional de Colombia | 500,000 | COL | Colombia; Bogotá | ; |
| Universidad Nacional Mayor de San Marcos | 500,000 | USM | Peru; Lima | |
| Instituto Nacional de Tecnología Agropecuaria | 480,000 | BAB | Argentina; Buenos Aires | |
| Museu Botânico Municipal | 450,000 | MBM | Brazil; Curitiba, Paraná | |
| Fundación Instituto Botánico de Venezuela | 400,000 | VEN | Venezuela; Caracas | |
| Instituto de Botánica del Nordeste | 400,000 | CTES | Argentina; Corrientes | |
| 400,000 | SP | Brazil; São Paulo, São Paulo | |
| Universidad Nacional de Córdoba | 320,000 | CORD | Argentina; Córdoba | |
| Universidade de Brasília | 230,000 | UB | Brazil; Brasília, Distrito Federal | |
| Instituto Nacional de Pesquisas da Amazônia | 205,000 | INPA | Brazil; Manaus, Amazonas | |
| Pontificia Universidad Católica del Ecuador | 200,000 | QCA | Ecuador; Quito | |
| Universidad de Concepción | 170,000 | CONC | Chile; Concepción | |
| Embrapa Amazônia Oriental | 165,000 | IAN | Brazil; Belém, Pará | |
| Museu Paraense Emílio Goeldi | 161,000 | MG | Brazil; Belém, Pará | |
| Herbier de Guyane, Institut de recherche pour le développement | 160,000 | CAY | French Guiana; Cayenne | |
| Universidad de Antioquia | 160,000 | HUA | Colombia; Medellín, Antioquia | |
| Museo Nacional de Historia Natural | 145,000 | SGO | Chile; Santiago | |
| Universidade Estadual de Campinas | 143,000 | UEC | Brazil; Campinas, São Paulo | |
| Universidade Federal do Rio Grande do Sul | 140,000 | ICN | Brazil; Porto Alegre, Rio Grande do Sul | |
| Museo Ecuatoriano de Ciencias Naturales | 130,000 | QCNE | Ecuador; Quito | |
| Universidade de São Paulo | 126,000 | SPF | Brazil; São Paulo, São Paulo | |
| Instituto Anchietano de Pesquisas/UNISINOS | 120,000 | PACA | Brazil; São Leopoldo, Rio Grande do Sul | |
| Fundação Zoobotânica do Rio Grande do Sul | 108,000 | HAS | Brazil; Porto Alegre, Rio Grande do Sul | |
| Universidade Estadual de Feira de Santana | 108,000 | HUEFS | Brazil; Feira de Santana, Bahia | |
| Universidade Federal de Minas Gerais | 107,000 | BHCB | Brazil; Belo Horizonte, Minas Gerais | |
Herbario del Oriente Boliviano, Museo de Historia Natural Noel Kempff Mercado - Universidad Autónoma Gabriel René Moreno | 100,000 | USZ | Bolivia; Santa Cruz de la Sierra | |
| Herbario Nacional de Bolivia | 100,000 | LPB | Bolivia; La Paz | |
Museo Nacional de Historia Natural, Universidad de la República | 90,000 | MVM, MVFA | Uruguay; Montevideo | |
| Departamento de Botânica, Federal University of Paraná | 80,000 | UPCB | Brazil, Paraná, Curitiba | |
| Departamento de Botánica, Facultad de Ciencias Químicas, Universidad Nacional de Asunción | 80,000 | FCQ | Paraguay; San Lorenzo | |
| Universidad Nacional de la Amazonía Peruana | 50,000 | AMAZ | Peru; Iquitos | |
| Departamento de Botánica, Museo Nacional de Historia Natural del Paraguay | 23,000 | PY | Paraguay; San Lorenzo | |
| Pontifical Catholic University of Paraná | 32,000 | HUCP | Brazil, Paraná, Curitiba | |
Herbario Universidad de Caldas, Universidad de Caldas | 22,000 | COL | Colombia; Manizales | |