Pseudoperonospora
E733741
Pseudoperonospora is a genus of water mold pathogens known for causing downy mildew diseases on various plants, including important agricultural crops.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Pseudoperonospora canonical | 1 |
| Pseudoperonospora cubensis | 1 |
| Pseudoperonospora humuli | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8355214 — 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: Pseudoperonospora Context triple: [Peronosporaceae, includesGenus, Pseudoperonospora]
-
A.
Hyaloperonospora
Hyaloperonospora is a genus of oomycete plant pathogens best known for causing downy mildew diseases on various cruciferous and other host plants.
-
B.
Plasmopara
Plasmopara is a genus of water mold pathogens best known for causing downy mildew diseases on various plants, including grapes and other crops.
-
C.
Peronosporaceae
Peronosporaceae is a family of water molds that includes many important plant pathogens responsible for downy mildews and destructive crop diseases.
-
D.
Plectosphaerella
Plectosphaerella is a genus of ascomycete fungi that includes several plant-associated species, some of which are known as soilborne pathogens of crops.
-
E.
Colletotrichum
Colletotrichum is a genus of plant-pathogenic fungi known for causing anthracnose diseases on a wide range of crops and ornamental plants.
- 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: Pseudoperonospora Target entity description: Pseudoperonospora is a genus of water mold pathogens known for causing downy mildew diseases on various plants, including important agricultural crops.
-
A.
Hyaloperonospora
Hyaloperonospora is a genus of oomycete plant pathogens best known for causing downy mildew diseases on various cruciferous and other host plants.
-
B.
Plasmopara
Plasmopara is a genus of water mold pathogens best known for causing downy mildew diseases on various plants, including grapes and other crops.
-
C.
Peronosporaceae
Peronosporaceae is a family of water molds that includes many important plant pathogens responsible for downy mildews and destructive crop diseases.
-
D.
Plectosphaerella
Plectosphaerella is a genus of ascomycete fungi that includes several plant-associated species, some of which are known as soilborne pathogens of crops.
-
E.
Colletotrichum
Colletotrichum is a genus of plant-pathogenic fungi known for causing anthracnose diseases on a wide range of crops and ornamental plants.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
genus
ⓘ
oomycete genus ⓘ water mold ⓘ |
| affects |
angiosperms
ⓘ
dicotyledonous plants ⓘ ornamental plants ⓘ vegetable crops ⓘ |
| causes | downy mildew ⓘ |
| controlMethod |
cultural practices
ⓘ
fungicide application ⓘ resistant cultivars ⓘ |
| diseaseCycleFeature | polycyclic disease cycle ⓘ |
| diseaseType | foliar disease ⓘ |
| dispersalMode |
airborne spores
ⓘ
water-splashed spores ⓘ |
| domain |
Eukaryota
ⓘ
linked to:
Eukarya
|
| economicImpact |
crop yield loss
ⓘ
reduced crop quality ⓘ |
| family | Peronosporaceae ⓘ |
| habitat |
humid environments
ⓘ
leaf surfaces ⓘ |
| hasMorphology |
branched sporangiophores
ⓘ
coenocytic hyphae ⓘ |
| hostOf |
cucurbit downy mildew
ⓘ
hop downy mildew ⓘ |
| infectionSite | leaf tissue ⓘ |
| isA |
obligate biotroph
ⓘ
plant pathogen ⓘ |
| kingdom |
Stramenopila
ⓘ
linked to:
Chromista
|
| lifestyle | obligate parasite ⓘ |
| notableSpecies |
Pseudoperonospora cubensis
ⓘ
linked to:
Pseudoperonospora
Pseudoperonospora humuli ⓘ
linked to:
Pseudoperonospora
|
| order | Peronosporales ⓘ |
| parentTaxon | Peronosporaceae ⓘ |
| pathogenicOn |
Cucurbitaceae
ⓘ
Humulus lupulus ⓘ |
| produces |
oospores
ⓘ
sporangia ⓘ zoospores ⓘ |
| reproductionType |
asexual reproduction
ⓘ
sexual reproduction ⓘ |
| requires |
high humidity for infection
ⓘ
leaf wetness for infection ⓘ |
| studiedIn |
oomycete biology
ⓘ
plant pathology ⓘ |
| symptom |
chlorotic leaf lesions
ⓘ
downy growth on leaf underside ⓘ |
| taxonRank | genus ⓘ |
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: Pseudoperonospora Description of subject: Pseudoperonospora is a genus of water mold pathogens known for causing downy mildew diseases on various plants, including important agricultural crops.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Pseudoperonospora
linked to: Pseudoperonospora