Cyathea
E49334
Cyathea is a large genus of tropical and subtropical tree ferns known for their tall trunks and feathery fronds, found in regions such as New Zealand, the Americas, and Southeast Asia.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Cyathea canonical | 2 |
| Cyathea medullaris | 2 |
| Cyathea australis | 1 |
| Cyathea cooperi | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T362827 — 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: Cyathea Context triple: [silver fern, genus, Cyathea]
-
A.
Dactylortyx
Dactylortyx is a genus of New World quails known for their ground-dwelling habits in forested and brushy habitats of Central America.
-
B.
Alsophila dealbata
Alsophila dealbata is a tree fern species native to New Zealand, best known as the iconic “silver fern” symbol widely used in the country’s national identity and sports teams.
-
C.
Cyatheaceae
Cyatheaceae is a family of tree ferns that includes the iconic silver fern and other large, tropical and subtropical fern species.
-
D.
Ampelocera
Ampelocera is a small genus of flowering trees in the elm family Ulmaceae, native to tropical regions of the Americas.
-
E.
Hunnemannia
Hunnemannia is a small genus of flowering plants in the poppy family, known for its ornamental, bright yellow, poppy-like blooms.
- 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: Cyathea Target entity description: Cyathea is a large genus of tropical and subtropical tree ferns known for their tall trunks and feathery fronds, found in regions such as New Zealand, the Americas, and Southeast Asia.
-
A.
Dactylortyx
Dactylortyx is a genus of New World quails known for their ground-dwelling habits in forested and brushy habitats of Central America.
-
B.
Alsophila dealbata
Alsophila dealbata is a tree fern species native to New Zealand, best known as the iconic “silver fern” symbol widely used in the country’s national identity and sports teams.
-
C.
Cyatheaceae
Cyatheaceae is a family of tree ferns that includes the iconic silver fern and other large, tropical and subtropical fern species.
-
D.
Ampelocera
Ampelocera is a small genus of flowering trees in the elm family Ulmaceae, native to tropical regions of the Americas.
-
E.
Hunnemannia
Hunnemannia is a small genus of flowering plants in the poppy family, known for its ornamental, bright yellow, poppy-like blooms.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
genus of ferns
ⓘ
genus of plants ⓘ |
| belongsTo | vascular plants ⓘ |
| characteristic |
feathery fronds
ⓘ
tall trunks ⓘ |
| class |
Polypodiophyta
ⓘ
surface form:
Polypodiopsida
|
| climatePreference |
frost-sensitive
ⓘ
humid climates ⓘ |
| commonName | tree ferns ⓘ |
| describedAs | large genus of tree ferns ⓘ |
| distribution |
Australasian realm
ⓘ
surface form:
Australasia
Malesia ⓘ Neotropical realm ⓘ
surface form:
Neotropics
|
| division | Polypodiophyta ⓘ |
| ecologicalRole |
habitat for epiphytes
ⓘ
understory canopy in forests ⓘ |
| family | Cyatheaceae ⓘ |
| firstDescribedBy | Carl Linnaeus ⓘ |
| growthForm | arborescent fern ⓘ |
| habitat |
subtropical regions
ⓘ
tropical regions ⓘ |
| hasVernacularName |
black tree fern (for Cyathea medullaris)
ⓘ
silver fern (for Cyathea dealbata) ⓘ |
| kingdom | Plantae ⓘ |
| leafType |
bipinnate fronds
ⓘ
pinnate fronds ⓘ |
| lifeCycle | perennial ⓘ |
| nativeTo |
Central America
ⓘ
New Zealand ⓘ Pacific Islands ⓘ South America ⓘ Southeast Asia ⓘ |
| notableSpecies |
Cyathea
self-linksurface differs
ⓘ
surface form:
Cyathea australis
Cyathea self-linksurface differs ⓘ
surface form:
Cyathea cooperi
Alsophila dealbata ⓘ
surface form:
Cyathea dealbata
Cyathea self-linksurface differs ⓘ
surface form:
Cyathea medullaris
|
| order | Cyatheales ⓘ |
| photosyntheticPathway | C3 ⓘ |
| reproduction | spores ⓘ |
| reproductiveGeneration | dominant sporophyte generation ⓘ |
| sporangiaLocation | on the underside of fronds ⓘ |
| stemType | erect trunk-like rhizome ⓘ |
| symbolOf | New Zealand (silver fern species Cyathea dealbata) ⓘ |
| taxonRank | genus ⓘ |
| typeSpecies | Cyathea arborea ⓘ |
| usedFor |
garden landscaping
ⓘ
ornamental planting ⓘ |
| yearDescribed | 1753 ⓘ |
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: Cyathea Description of subject: Cyathea is a large genus of tropical and subtropical tree ferns known for their tall trunks and feathery fronds, found in regions such as New Zealand, the Americas, and Southeast Asia.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Cyathea medullaris
this entity surface form:
Cyathea medullaris
this entity surface form:
Cyathea cooperi
this entity surface form:
Cyathea australis