Toxicodendron diversilobum
E131389
Toxicodendron diversilobum is a woody shrub or vine native to western North America, commonly known as Pacific poison oak, notorious for causing allergic skin reactions upon contact.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Toxicodendron diversilobum canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T1106282 — 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: Toxicodendron diversilobum Context triple: [Anacardiaceae, includesSpecies, Toxicodendron diversilobum]
-
A.
Toxicodendron radicans
Toxicodendron radicans is a North American woody vine or shrub commonly known as poison ivy, notorious for causing allergic skin reactions through contact with its urushiol-containing leaves and stems.
-
B.
Rhus
Rhus is a genus of flowering plants commonly known as sumacs, which includes shrubs and small trees often recognized for their compound leaves and clusters of red or white berries.
-
C.
Schinus
Schinus is a genus of flowering trees and shrubs commonly known for species like the Peruvian pepper tree, some of which produce pink peppercorns used as a spice.
-
D.
Urtica
Urtica is a genus of herbaceous plants best known for its stinging nettles, which have tiny hairs that can irritate the skin.
-
E.
Broussonetia
Broussonetia is a small genus of deciduous trees and shrubs in the mulberry family, best known for the paper mulberry used traditionally for making paper and cloth.
- 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: Toxicodendron diversilobum Target entity description: Toxicodendron diversilobum is a woody shrub or vine native to western North America, commonly known as Pacific poison oak, notorious for causing allergic skin reactions upon contact.
-
A.
Toxicodendron radicans
Toxicodendron radicans is a North American woody vine or shrub commonly known as poison ivy, notorious for causing allergic skin reactions through contact with its urushiol-containing leaves and stems.
-
B.
Rhus
Rhus is a genus of flowering plants commonly known as sumacs, which includes shrubs and small trees often recognized for their compound leaves and clusters of red or white berries.
-
C.
Schinus
Schinus is a genus of flowering trees and shrubs commonly known for species like the Peruvian pepper tree, some of which produce pink peppercorns used as a spice.
-
D.
Urtica
Urtica is a genus of herbaceous plants best known for its stinging nettles, which have tiny hairs that can irritate the skin.
-
E.
Broussonetia
Broussonetia is a small genus of deciduous trees and shrubs in the mulberry family, best known for the paper mulberry used traditionally for making paper and cloth.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
angiosperm
ⓘ
dicot ⓘ plant species ⓘ poison oak ⓘ vine ⓘ woody shrub ⓘ |
| commonName |
Pacific poison oak
ⓘ
western poison oak ⓘ |
| contains | urushiol ⓘ |
| describedBy | (Lindl.) Greene ⓘ |
| dispersal | bird-dispersed seeds ⓘ |
| distribution |
Pacific coast of North America
ⓘ
surface form:
Pacific Coast of North America
|
| ecologicalRole |
understory plant
ⓘ
wildlife food source ⓘ |
| effect | allergic contact dermatitis in humans ⓘ |
| family | Anacardiaceae ⓘ |
| flowerColor | greenish-white ⓘ |
| fruitColor | whitish ⓘ |
| fruitType | drupe ⓘ |
| genus | Toxicodendron ⓘ |
| growthForm |
climbing vine
ⓘ
shrub ⓘ |
| habitat |
chaparral
ⓘ
coastal scrub ⓘ riparian areas ⓘ woodlands ⓘ |
| kingdom | Plantae ⓘ |
| leafArrangement | alternate ⓘ |
| leafMorphology |
lobed leaflets
ⓘ
toothed leaflets ⓘ trifoliate leaves ⓘ |
| leafType | deciduous ⓘ |
| nativeTo |
Baja California
ⓘ
California, United States ⓘ
surface form:
California
Oregon ⓘ Washington ⓘ
surface form:
Washington (state)
western North America ⓘ |
| order | Sapindales ⓘ |
| pollination | insect-pollinated ⓘ |
| previouslyClassifiedAs |
Rhus
ⓘ
surface form:
Rhus diversiloba
|
| safetyNote | contact with any part of the plant can cause rash in sensitive individuals ⓘ |
| taxonRank | species ⓘ |
| tolerates |
drought
ⓘ
shade ⓘ |
| transmissionRoute |
contact with contaminated clothing
ⓘ
contact with contaminated pet fur ⓘ contact with contaminated tools ⓘ skin contact ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Toxicodendron diversilobum Description of subject: Toxicodendron diversilobum is a woody shrub or vine native to western North America, commonly known as Pacific poison oak, notorious for causing allergic skin reactions upon contact.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.