National Arboretum

E123023

arboretum botanical garden research institution

The National Arboretum is a major U.S. research and public garden facility in Washington, D.C., known for its extensive plant collections, horticultural research, and educational exhibits.

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All labels observed (7)

Label	Occurrences
National Arboretum canonical	3
United States National Arboretum	2
National Arboretum, Washington, D.C.	1
National Boxwood Collection	1
National Grove of State Trees	1
U.S. National Arboretum	1
US National Arboretum	1

How this entity was disambiguated

This entity first appeared as the object of triple T1039184 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: National Arboretum
Context triple: [Agricultural Research Service, hasPart, National Arboretum]

A. United States Botanic Garden
The United States Botanic Garden is a historic living plant museum in Washington, D.C., showcasing diverse plant collections and promoting botanical education and conservation.
B. Scott Arboretum
Scott Arboretum is a renowned botanical garden and living plant collection integrated into Swarthmore College’s campus, known for its diverse horticultural displays and educational programs.
C. Hoyt Arboretum
Hoyt Arboretum is a public arboretum in Portland, Oregon, featuring extensive collections of trees and plants from around the world along miles of forested trails.
D. Arnold Arboretum
Arnold Arboretum is a renowned botanical research institution and public landscape in Boston known for its extensive living collection of trees and shrubs.
E. Washington Park Botanical Garden
Washington Park Botanical Garden is a public botanical garden in Springfield, Illinois, featuring diverse plant collections, conservatories, and landscaped grounds for education and recreation.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: National Arboretum
Target entity description: The National Arboretum is a major U.S. research and public garden facility in Washington, D.C., known for its extensive plant collections, horticultural research, and educational exhibits.

A. United States Botanic Garden
The United States Botanic Garden is a historic living plant museum in Washington, D.C., showcasing diverse plant collections and promoting botanical education and conservation.
B. Scott Arboretum
Scott Arboretum is a renowned botanical garden and living plant collection integrated into Swarthmore College’s campus, known for its diverse horticultural displays and educational programs.
C. Hoyt Arboretum
Hoyt Arboretum is a public arboretum in Portland, Oregon, featuring extensive collections of trees and plants from around the world along miles of forested trails.
D. Arnold Arboretum
Arnold Arboretum is a renowned botanical research institution and public landscape in Boston known for its extensive living collection of trees and shrubs.
E. Washington Park Botanical Garden
Washington Park Botanical Garden is a public botanical garden in Springfield, Illinois, featuring diverse plant collections, conservatories, and landscaped grounds for education and recreation.
F. None of above. chosen

Statements (85)

Predicate	Object
instanceOf	arboretum ⓘ botanical garden ⓘ research institution ⓘ
admissionPolicy	no general admission fee for entry ⓘ
alsoKnownAs	National Arboretum ⓘ surface form: National Arboretum, Washington, D.C. National Arboretum ⓘ surface form: U.S. National Arboretum National Arboretum ⓘ surface form: US National Arboretum
area	about 180 hectares ⓘ about 446 acres ⓘ
country	United States of America ⓘ
governedBy	Director of the United States National Arboretum ⓘ
hasAttraction	Anacostia River ⓘ surface form: Anacostia River shoreline Asian Collections ⓘ Azalea Collection ⓘ Capitol Columns ⓘ Dogwood Collection ⓘ Fern Valley ⓘ Friendship Garden ⓘ Gotelli Conifer Collection ⓘ Meadow Road area ⓘ National Arboretum self-linksurface differs ⓘ surface form: National Boxwood Collection National Arboretum self-linksurface differs ⓘ surface form: National Grove of State Trees National Herb Garden ⓘ Washington Youth Garden ⓘ
hasCollection	Asian plants ⓘ azaleas ⓘ bonsai ⓘ boxwood ⓘ cherry trees ⓘ conifers ⓘ crape myrtle ⓘ dogwood ⓘ elms ⓘ herb garden plants ⓘ holly ⓘ magnolia ⓘ maples ⓘ native plants of North America ⓘ oaks ⓘ ornamental plants ⓘ penjing ⓘ rhododendrons ⓘ woody plants ⓘ
hasFacility	Administration Building and Visitor Center ⓘ National Bonsai & Penjing Museum ⓘ herbarium ⓘ library ⓘ nursery production areas ⓘ research greenhouses ⓘ
hasMission	to serve the public need for scientific research, education, and gardens that conserve and showcase plants ⓘ
hasParking	on-site parking for visitors ⓘ
hasTrail	hiking trails ⓘ paved roads for driving tours ⓘ walking paths ⓘ
hasUse	education ⓘ horticultural research ⓘ plant conservation ⓘ public garden ⓘ recreation ⓘ
hasWebsite	https://www.usna.usda.gov ⓘ
inception	1927 ⓘ
locatedIn	District of Columbia ⓘ Northeast Washington, D.C. ⓘ Washington, D.C. ⓘ
locatedOn	west bank of the Anacostia River ⓘ
offers	educational programs ⓘ guided tours ⓘ public exhibits ⓘ special events ⓘ
openedToPublic	1927 ⓘ
operatedBy	Agricultural Research Service ⓘ surface form: USDA Agricultural Research Service United States Department of Agriculture ⓘ
ownedBy	United States government ⓘ surface form: United States federal government
partOf	Agricultural Research Service ⓘ surface form: United States Department of Agriculture Agricultural Research Service
postalCode	20002 ⓘ
researchFocus	conservation of plant genetic resources ⓘ landscape plant development ⓘ ornamental plant breeding ⓘ plant evaluation ⓘ plant genetics ⓘ plant introduction ⓘ plant taxonomy ⓘ urban horticulture ⓘ
shortName	National Arboretum self-linksurface differs ⓘ
streetAddress	3501 New York Avenue NE ⓘ

How these facts were elicited

Referenced by (10)

Full triples — surface form annotated when it differs from this entity's canonical label.

Agricultural Research Service → hasPart → National Arboretum ⓘ

Northeast Washington, D.C. → contains → National Arboretum ⓘ

this entity surface form: United States National Arboretum

Mount Olivet Cemetery, Washington, D.C. → locatedNear → National Arboretum ⓘ

this entity surface form: United States National Arboretum

National Arboretum → hasAttraction → National Arboretum self-linksurface differs ⓘ