Rhynia
E147849
Rhynia is an extinct genus of simple, leafless vascular plants from the Early Devonian period that represents one of the earliest well-preserved examples of land plant evolution.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Rhynia canonical | 7 |
| Rhynia gwynne-vaughanii | 7 |
| Rhynia (plant genus) | 2 |
| Rhynia major | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1297111 — 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: Rhynia Context triple: [Early Devonian, notableFossils, Rhynia]
-
A.
Picramnia
Picramnia is a genus of flowering plants in the order Sapindales, comprising shrubs and small trees native mainly to tropical and subtropical regions of the Americas.
-
B.
Lulworthiales
Lulworthiales is an order of marine fungi within the class Sordariomycetes, known for decomposing wood and other plant material in coastal and oceanic environments.
-
C.
Drymaea
Drymaea was an ancient Greek city-state located in the region of Phocis, known from classical historical and geographical accounts.
-
D.
Genlisea
Genlisea is a genus of carnivorous plants, commonly called corkscrew plants, that capture and digest small organisms using specialized underground leaf traps.
-
E.
Cladistia
Cladistia is a primitive group of ray-finned fishes that includes bichirs and reedfish, characterized by lobed fins and ganoid scales.
- 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: Rhynia Target entity description: Rhynia is an extinct genus of simple, leafless vascular plants from the Early Devonian period that represents one of the earliest well-preserved examples of land plant evolution.
-
A.
Picramnia
Picramnia is a genus of flowering plants in the order Sapindales, comprising shrubs and small trees native mainly to tropical and subtropical regions of the Americas.
-
B.
Lulworthiales
Lulworthiales is an order of marine fungi within the class Sordariomycetes, known for decomposing wood and other plant material in coastal and oceanic environments.
-
C.
Drymaea
Drymaea was an ancient Greek city-state located in the region of Phocis, known from classical historical and geographical accounts.
-
D.
Genlisea
Genlisea is a genus of carnivorous plants, commonly called corkscrew plants, that capture and digest small organisms using specialized underground leaf traps.
-
E.
Cladistia
Cladistia is a primitive group of ray-finned fishes that includes bichirs and reedfish, characterized by lobed fins and ganoid scales.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
extinct genus of vascular plants
ⓘ
fossil plant genus ⓘ |
| associatedWith |
early terrestrial arthropods
ⓘ
primitive fungi ⓘ |
| clade | vascular plant ⓘ |
| conductingSystem | water-conducting tracheids ⓘ |
| countryOfFossilDiscovery |
Scotland
ⓘ
United Kingdom ⓘ |
| division | Tracheophyta ⓘ |
| ecologicalRole | early land plant ⓘ |
| family | Rhyniaceae ⓘ |
| firstDescribedBy |
Robert Kidston
ⓘ
William Henry Lang ⓘ |
| fossilizationEnvironment | hot-spring influenced wetland ⓘ |
| fossilSite |
Rhynie chert lagerstätte
ⓘ
linked to:
Rhynie Chert fossil locality
|
| foundIn |
Rhynie chert
ⓘ
linked to:
Rhynie Chert fossil locality
|
| geologicalAgeApproximate | 410–393 million years ago ⓘ |
| growthForm | simple axial plant ⓘ |
| habitat |
terrestrial
ⓘ
wetland margins ⓘ |
| hasSpecies |
Rhynia gwynne-vaughanii
ⓘ
linked to:
Rhynia
Rhynia major ⓘ
linked to:
Rhynia
|
| hasTissue |
vascular tissue
ⓘ
xylem ⓘ |
| kingdom | Plantae ⓘ |
| lackedStructure |
secondary growth
ⓘ
true leaves ⓘ true roots ⓘ |
| maximumHeight | about 20 cm ⓘ |
| morphology |
dichotomously branching axes
ⓘ
leafless ⓘ rootless ⓘ terminal sporangia ⓘ |
| namedAfter | Rhynie, Scotland ⓘ |
| order | Rhyniales ⓘ |
| paleobotanicalImportance | model taxon for early vascular plant anatomy ⓘ |
| photosyntheticOrgan | green stems ⓘ |
| preservationType | silicified fossils ⓘ |
| reproductiveStructure | terminal sporangia on aerial axes ⓘ |
| significance |
important for understanding early land plant evolution
ⓘ
one of the earliest well-preserved vascular land plants ⓘ |
| taxonomicStatus | nomen dubium ⓘ |
| temporalRange | Early Devonian ⓘ |
| temporalRangeEnd | Emsian ⓘ |
| temporalRangeStart | Pragian ⓘ |
| typeSpeciesOf | Rhynia ⓘ |
| xylemType | centrarch ⓘ |
| yearOfScientificDescription | 1917 ⓘ |
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: Rhynia Description of subject: Rhynia is an extinct genus of simple, leafless vascular plants from the Early Devonian period that represents one of the earliest well-preserved examples of land plant evolution.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Rhynia
linked to: Rhynia
linked to: Rhynia
subject linked to:
Rhynia
linked to: Rhynia
linked to: Rhynia
linked to: Rhynia
linked to: Rhynia
linked to: Rhynia
linked to: Rhynia
linked to: Rhynia