Toxicodendron vernix
E132892
Toxicodendron vernix is a North American shrub or small tree commonly known as poison sumac, notorious for causing severe allergic skin reactions through its urushiol-containing sap.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Toxicodendron vernix canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1106283 — 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 vernix Context triple: [Anacardiaceae, includesSpecies, Toxicodendron vernix]
-
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.
Toxicodendron diversilobum
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.
-
C.
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.
-
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.
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.
- 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 vernix Target entity description: Toxicodendron vernix is a North American shrub or small tree commonly known as poison sumac, notorious for causing severe allergic skin reactions through its urushiol-containing sap.
-
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.
Toxicodendron diversilobum
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.
-
C.
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.
-
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.
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.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
plant species
ⓘ
shrub ⓘ small tree ⓘ |
| allergenicComponent | urushiol ⓘ |
| avoidContactWith |
leaves
ⓘ
sap ⓘ stems ⓘ |
| causes |
allergic contact dermatitis
ⓘ
severe skin irritation ⓘ |
| commonName | poison sumac ⓘ |
| contains | urushiol ⓘ |
| dangerousWhen |
burned
ⓘ
touched ⓘ |
| describedAs | highly poisonous shrub ⓘ |
| distinguishedBy |
clusters of whitish berries
ⓘ
growth in wet soils ⓘ |
| distribution |
Atlantic coastal plain
ⓘ
Great Lakes region ⓘ |
| ecologicalRole | native wetland species ⓘ |
| family | Anacardiaceae ⓘ |
| flowerColor | greenish ⓘ |
| foundIn |
Canada
ⓘ
United States of America ⓘ
surface form:
United States
|
| fruitColor | whitish ⓘ |
| fruitDispersedBy | birds ⓘ |
| fruitType | drupe ⓘ |
| genus | Toxicodendron ⓘ |
| growthForm | deciduous ⓘ |
| habitat |
bogs
ⓘ
swamps ⓘ wetlands ⓘ |
| kingdom | Plantae ⓘ |
| leafArrangement | alternate ⓘ |
| leafColorInAutumn | bright red ⓘ |
| leafType | pinnately compound leaves ⓘ |
| maximumHeight | about 9 meters ⓘ |
| nativeTo |
North America
ⓘ
eastern North America ⓘ |
| order | Sapindales ⓘ |
| pollinatedBy | insects ⓘ |
| sapContains | urushiol ⓘ |
| similarTo |
Toxicodendron diversilobum
ⓘ
Toxicodendron radicans ⓘ |
| smokeInhalationFrom | burning plant can cause respiratory irritation ⓘ |
| taxonRank | species ⓘ |
| toxicTo | humans ⓘ |
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 vernix Description of subject: Toxicodendron vernix is a North American shrub or small tree commonly known as poison sumac, notorious for causing severe allergic skin reactions through its urushiol-containing sap.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.