Gnomonia leptostyla
E592878
Gnomonia leptostyla is a fungal plant pathogen in the order Diaporthales that causes leaf spot and anthracnose diseases, particularly on walnut trees.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Gnomonia leptostyla canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6393012 — 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: Gnomonia leptostyla Context triple: [Diaporthales, notableSpecies, Gnomonia leptostyla]
-
A.
Leptokarya
Leptokarya is a coastal town in northern Greece known for its beaches along the Aegean Sea and its proximity to Mount Olympus.
-
B.
Dumetella
Dumetella is a small genus of New World passerine birds best known for including the gray catbird, a mimicking songbird found across much of North America.
-
C.
Leptographium
Leptographium is a genus of fungi known for its association with bark beetles and its role in causing staining and disease in coniferous trees.
-
D.
Kohlmeyeriella
Kohlmeyeriella is a genus of marine fungi within the order Lulworthiales, known for inhabiting and decomposing submerged wood and other marine substrates.
-
E.
Neesiella
Neesiella is a genus of fungi classified within the order Xenospadicoidales.
- 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: Gnomonia leptostyla Target entity description: Gnomonia leptostyla is a fungal plant pathogen in the order Diaporthales that causes leaf spot and anthracnose diseases, particularly on walnut trees.
-
A.
Leptokarya
Leptokarya is a coastal town in northern Greece known for its beaches along the Aegean Sea and its proximity to Mount Olympus.
-
B.
Dumetella
Dumetella is a small genus of New World passerine birds best known for including the gray catbird, a mimicking songbird found across much of North America.
-
C.
Leptographium
Leptographium is a genus of fungi known for its association with bark beetles and its role in causing staining and disease in coniferous trees.
-
D.
Kohlmeyeriella
Kohlmeyeriella is a genus of marine fungi within the order Lulworthiales, known for inhabiting and decomposing submerged wood and other marine substrates.
-
E.
Neesiella
Neesiella is a genus of fungi classified within the order Xenospadicoidales.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
ascomycete fungus
ⓘ
fungus ⓘ plant pathogen ⓘ |
| affects | photosynthetic area of leaves ⓘ |
| causes |
anthracnose disease
ⓘ
leaf spot disease ⓘ |
| controlStrategy |
chemical control
ⓘ
cultural control ⓘ host resistance ⓘ |
| diseaseCategory | anthracnose of hardwood trees ⓘ |
| diseaseCycleFeature | polycyclic disease ⓘ |
| diseaseName | walnut anthracnose ⓘ |
| diseaseType | foliar disease ⓘ |
| dispersalMethod |
rain-splash-dispersed spores
ⓘ
wind-dispersed spores ⓘ |
| environmentalPreference |
humid conditions
ⓘ
moderate temperatures ⓘ |
| family | Gnomoniaceae NERFINISHED ⓘ |
| firstInfectionSource | overwintered leaf debris ⓘ |
| geographicDistribution | regions where walnuts are cultivated ⓘ |
| host |
Juglans nigra
ⓘ
Juglans regia ⓘ walnut trees ⓘ |
| impact |
reduced nut yield in walnut
ⓘ
reduced tree vigor ⓘ |
| infectionSite | leaf tissue ⓘ |
| infectsOrgan | leaves ⓘ |
| kingdom | Fungi ⓘ |
| lifecycleStage | infection during growing season ⓘ |
| managementPractice |
fungicide application
ⓘ
sanitation of fallen leaves ⓘ use of resistant walnut cultivars ⓘ |
| order | Diaporthales NERFINISHED ⓘ |
| overwintersAs | perithecia on fallen leaves ⓘ |
| parentTaxon | Gnomonia NERFINISHED ⓘ |
| pathogenicOn | Juglans species ⓘ |
| reproductionType | sexual and asexual ⓘ |
| sporeType |
ascospore
ⓘ
conidium ⓘ |
| symptom |
circular leaf spots on walnut
ⓘ
necrotic lesions on leaves ⓘ premature leaf drop ⓘ |
| taxonRank | species ⓘ |
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: Gnomonia leptostyla Description of subject: Gnomonia leptostyla is a fungal plant pathogen in the order Diaporthales that causes leaf spot and anthracnose diseases, particularly on walnut trees.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.