Urtica
E10149
Urtica is a genus of herbaceous plants best known for its stinging nettles, which have tiny hairs that can irritate the skin.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Urtica canonical | 5 |
| Urtica dioica | 3 |
| Urtica ferox | 1 |
| Urtica pilulifera | 1 |
| Urtica urens | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T102850 — 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: Urtica Context triple: [Rosales, includes, Urtica]
-
A.
Lupinus
Lupinus is a large genus of flowering plants in the legume family, commonly known as lupines, noted for their tall, colorful flower spikes and nitrogen-fixing ability.
-
B.
Ulmaceae
Ulmaceae is a family of flowering trees and shrubs best known for including the elms, which are widespread in temperate regions.
-
C.
Ulmus
Ulmus is a genus of deciduous trees commonly known as elms, widely distributed across the Northern Hemisphere and valued for their distinctive vase-shaped form and use in landscaping and timber.
-
D.
Lupinus subcarnosus
Lupinus subcarnosus is a species of lupine native to Texas, notable as one of the iconic bluebonnet wildflowers associated with the state's spring landscapes.
-
E.
Rosales
Rosales is an order of flowering plants that includes many familiar trees, shrubs, and herbs such as elms, roses, and nettles.
- 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: Urtica Target entity description: Urtica is a genus of herbaceous plants best known for its stinging nettles, which have tiny hairs that can irritate the skin.
-
A.
Lupinus
Lupinus is a large genus of flowering plants in the legume family, commonly known as lupines, noted for their tall, colorful flower spikes and nitrogen-fixing ability.
-
B.
Ulmaceae
Ulmaceae is a family of flowering trees and shrubs best known for including the elms, which are widespread in temperate regions.
-
C.
Dactylortyx
Dactylortyx is a genus of New World quails known for their ground-dwelling habits in forested and brushy habitats of Central America.
-
D.
Ulmus
Ulmus is a genus of deciduous trees commonly known as elms, widely distributed across the Northern Hemisphere and valued for their distinctive vase-shaped form and use in landscaping and timber.
-
E.
Lupinus subcarnosus
Lupinus subcarnosus is a species of lupine native to Texas, notable as one of the iconic bluebonnet wildflowers associated with the state's spring landscapes.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
genus
ⓘ
taxon ⓘ |
| belongsToClade |
angiosperms
ⓘ
eudicots ⓘ rosids ⓘ |
| commonName | nettles ⓘ |
| contains | stinging trichomes ⓘ |
| containsCompound |
acetylcholine (in stinging hairs)
ⓘ
formic acid (in stinging hairs) ⓘ histamine (in stinging hairs) ⓘ serotonin (in stinging hairs) ⓘ |
| distribution | worldwide in suitable climates ⓘ |
| ecologicalRole |
host plant for butterfly larvae
ⓘ
nitrogen indicator plant ⓘ |
| family | Urticaceae ⓘ |
| flowerType | small inconspicuous flowers ⓘ |
| growthForm |
annual herb
ⓘ
perennial herb ⓘ |
| habitat |
disturbed soils
ⓘ
riverbanks ⓘ woodland edges ⓘ |
| hasCharacteristic |
herbaceous plants
ⓘ
stinging hairs ⓘ urticating hairs ⓘ |
| hasEffect |
skin irritation
ⓘ
stinging sensation on contact ⓘ |
| includesSpecies |
Urtica dioica
ⓘ
linked to:
Urtica
Urtica ferox ⓘ
linked to:
Urtica
Urtica pilulifera ⓘ
linked to:
Urtica
Urtica urens ⓘ
linked to:
Urtica
|
| kingdom | Plantae ⓘ |
| leafMargin | serrated margin ⓘ |
| leafType | simple leaves ⓘ |
| nativeTo |
subtropical regions
ⓘ
temperate regions ⓘ |
| notableFor | stinging nettles ⓘ |
| order | Rosales ⓘ |
| pollination | wind-pollinated ⓘ |
| reproduction |
by seed
ⓘ
vegetative via rhizomes (in some species) ⓘ |
| taxonRank | genus ⓘ |
| typeOf | flowering plant genus ⓘ |
| usedFor |
fiber production (in some species)
ⓘ
fodder (after processing) ⓘ food (young shoots and leaves) ⓘ traditional medicine ⓘ |
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: Urtica Description of subject: Urtica is a genus of herbaceous plants best known for its stinging nettles, which have tiny hairs that can irritate the skin.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Urtica
linked to: Urtica
linked to: Urtica
linked to: Urtica
linked to: Urtica
subject linked to:
nettle family