Cynodon dactylon
E743212
Cynodon dactylon, commonly known as Bermuda grass, is a warm-season perennial turf and pasture grass widely used in lawns, sports fields, and grazing systems around the world.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Bermuda grass | 1 |
| Cynodon | 1 |
| Cynodon dactylon canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8548766 — 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: Cynodon dactylon Context triple: [Poaceae, includes, Cynodon dactylon]
-
A.
Setaria italica
Setaria italica, commonly known as foxtail millet, is an ancient cereal crop widely cultivated in Asia for its small, nutritious grains and resilience to dry conditions.
-
B.
Deschampsia
Deschampsia is a genus of tufted, cool-season grasses found in temperate and polar regions, including species adapted to harsh environments such as Antarctica.
-
C.
Avena fatua
Avena fatua, commonly known as wild oat, is a widespread annual grass species often considered a weed in agricultural and disturbed habitats.
-
D.
Pennisetum glaucum
Pennisetum glaucum, commonly known as pearl millet, is a hardy cereal crop widely cultivated in arid and semi-arid regions for its nutritious grain and forage.
-
E.
Stylosanthes
Stylosanthes is a genus of tropical and subtropical legumes commonly used as forage and cover crops, valued for their nitrogen-fixing ability and adaptability to poor soils.
- 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: Cynodon dactylon Target entity description: Cynodon dactylon, commonly known as Bermuda grass, is a warm-season perennial turf and pasture grass widely used in lawns, sports fields, and grazing systems around the world.
-
A.
Setaria italica
Setaria italica, commonly known as foxtail millet, is an ancient cereal crop widely cultivated in Asia for its small, nutritious grains and resilience to dry conditions.
-
B.
Deschampsia
Deschampsia is a genus of tufted, cool-season grasses found in temperate and polar regions, including species adapted to harsh environments such as Antarctica.
-
C.
Avena fatua
Avena fatua, commonly known as wild oat, is a widespread annual grass species often considered a weed in agricultural and disturbed habitats.
-
D.
Pennisetum glaucum
Pennisetum glaucum, commonly known as pearl millet, is a hardy cereal crop widely cultivated in arid and semi-arid regions for its nutritious grain and forage.
-
E.
Stylosanthes
Stylosanthes is a genus of tropical and subtropical legumes commonly used as forage and cover crops, valued for their nitrogen-fixing ability and adaptability to poor soils.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
grass
ⓘ
perennial grass ⓘ plant species ⓘ warm-season grass ⓘ |
| authority | (L.) Pers. ⓘ |
| class | Liliopsida ⓘ |
| commonName |
Bermuda grass
ⓘ
linked to:
Cynodon dactylon
|
| considered | invasive species in some regions ⓘ |
| dormantAt | cool-season temperatures ⓘ |
| family | Poaceae ⓘ |
| foundIn |
lawns
ⓘ
pastures ⓘ sports fields ⓘ |
| genus |
Cynodon
ⓘ
linked to:
Cynodon dactylon
|
| growthHabit |
rhizomatous
ⓘ
stoloniferous ⓘ |
| height | typically 5–30 cm when mown ⓘ |
| inflorescenceType | digitate spikes ⓘ |
| introducedTo |
Australia
ⓘ
North America ⓘ South America ⓘ many tropical regions worldwide ⓘ |
| kingdom | Plantae ⓘ |
| leafType | narrow leaves ⓘ |
| lifeCycle | perennial ⓘ |
| nativeTo |
Africa
ⓘ
Eurasia ⓘ |
| optimalGrowthTemperature | approximately 24–35 °C ⓘ |
| order | Poales ⓘ |
| photosyntheticPathway | C4 ⓘ |
| phylum | Tracheophyta ⓘ |
| propagatedBy |
rhizomes
ⓘ
seed ⓘ stolons ⓘ |
| reproduction |
sexual reproduction by seed
ⓘ
vegetative reproduction by stolons and rhizomes ⓘ |
| subfamily | Chloridoideae ⓘ |
| taxonRank | species ⓘ |
| tolerates |
drought
ⓘ
heavy grazing ⓘ high temperatures ⓘ salinity ⓘ |
| tribe | Cynodonteae ⓘ |
| usedAs |
forage grass
ⓘ
lawn grass ⓘ pasture grass ⓘ sports field grass ⓘ turf grass ⓘ |
| usedFor |
erosion control
ⓘ
soil stabilization ⓘ |
| weedStatus | common lawn weed ⓘ |
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: Cynodon dactylon Description of subject: Cynodon dactylon, commonly known as Bermuda grass, is a warm-season perennial turf and pasture grass widely used in lawns, sports fields, and grazing systems around the world.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Cynodon dactylon
linked to: Cynodon dactylon