Phytophthora
E196664
Phytophthora is a genus of plant-pathogenic oomycetes known for causing devastating diseases such as late blight in potatoes and tomatoes.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Phytophthora canonical | 1 |
| Phytophthora agathidicida | 1 |
| Phytophthora cinnamomi | 1 |
| Phytophthora ramorum | 1 |
| Phytophthora sojae | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1757959 — 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: Phytophthora Context triple: [Phytophthora infestans, genus, Phytophthora]
-
A.
Phytophthora infestans
Phytophthora infestans is a plant-pathogenic oomycete best known for causing potato late blight, the disease responsible for the devastating 19th-century Irish Great Famine.
-
B.
Ceratocystis
Ceratocystis is a genus of plant-pathogenic fungi known for causing wilt and canker diseases in a wide range of trees and crops.
-
C.
Meloidogyne incognita
Meloidogyne incognita is a highly destructive root-knot nematode species that parasitizes a wide range of crops, causing characteristic root galls and significant agricultural yield losses worldwide.
-
D.
Boehmeriopsis
Boehmeriopsis is a small genus of flowering plants in the hemp family Cannabaceae, native to parts of Asia and known for its herbaceous species.
-
E.
Venturia inaequalis
Venturia inaequalis is a fungal plant pathogen best known as the causal agent of apple scab, a major disease affecting apple trees worldwide.
- 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: Phytophthora Target entity description: Phytophthora is a genus of plant-pathogenic oomycetes known for causing devastating diseases such as late blight in potatoes and tomatoes.
-
A.
Phytophthora infestans
Phytophthora infestans is a plant-pathogenic oomycete best known for causing potato late blight, the disease responsible for the devastating 19th-century Irish Great Famine.
-
B.
Ceratocystis
Ceratocystis is a genus of plant-pathogenic fungi known for causing wilt and canker diseases in a wide range of trees and crops.
-
C.
Meloidogyne incognita
Meloidogyne incognita is a highly destructive root-knot nematode species that parasitizes a wide range of crops, causing characteristic root galls and significant agricultural yield losses worldwide.
-
D.
Boehmeriopsis
Boehmeriopsis is a small genus of flowering plants in the hemp family Cannabaceae, native to parts of Asia and known for its herbaceous species.
-
E.
Venturia inaequalis
Venturia inaequalis is a fungal plant pathogen best known as the causal agent of apple scab, a major disease affecting apple trees worldwide.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
genus
ⓘ
oomycete ⓘ plant pathogen ⓘ |
| causesDisease |
late blight of potato
ⓘ
late blight of tomato ⓘ |
| causesSymptom |
leaf blight
ⓘ
root rot ⓘ stem canker ⓘ |
| cellWallComponent | cellulose-rich cell wall ⓘ |
| class | Oomycetes ⓘ |
| controlMethods |
fungicide-like oomyceticides
ⓘ
resistant cultivars ⓘ sanitation and cultural practices ⓘ |
| describedAs | water mould ⓘ |
| discoveredAsPathogen | 19th century ⓘ |
| dispersalMode | water-dispersed zoospores ⓘ |
| distinguishedFrom | true fungi by phylogeny and cell wall composition ⓘ |
| economicImpact | major crop losses worldwide ⓘ |
| environmentalPreference |
cool to moderate temperatures
ⓘ
moist conditions ⓘ |
| family | Peronosporaceae ⓘ |
| hostRange |
forest trees
ⓘ
ornamental plants ⓘ pepper ⓘ potato ⓘ soybean ⓘ tomato ⓘ |
| infectionSite |
leaves
ⓘ
roots ⓘ stems ⓘ |
| isNot | true fungus ⓘ |
| kingdom |
Stramenopila
ⓘ
linked to:
Chromista
|
| lifestyle | oomycete plant pathogen ⓘ |
| notableEventAssociation | Irish potato famine (via Phytophthora infestans) ⓘ |
| notableSpecies |
Phytophthora capsici
ⓘ
Phytophthora cinnamomi ⓘ
linked to:
Phytophthora
Phytophthora infestans ⓘ Phytophthora nicotianae ⓘ Phytophthora ramorum ⓘ
linked to:
Phytophthora
Phytophthora sojae ⓘ
linked to:
Phytophthora
|
| order |
Peronosporales
ⓘ
linked to:
Peronosporaceae
|
| pathogenicTo | plants ⓘ |
| phylum |
Oomycota
ⓘ
linked to:
Peronosporaceae
|
| produces |
oospores
ⓘ
sporangia ⓘ zoospores ⓘ |
| reproduction | sexual and asexual ⓘ |
| 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: Phytophthora Description of subject: Phytophthora is a genus of plant-pathogenic oomycetes known for causing devastating diseases such as late blight in potatoes and tomatoes.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Phytophthora
linked to: Phytophthora
linked to: Phytophthora
linked to: Phytophthora