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February 25, 2026Plant Disease

First Report of Colletotrichum fructicola Causing Leaf Anthracnose on Scrophularia ningpoensis in China

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XSXinyi SuZhejiang Chinese Medical University YDYouchao DangZhejiang Chinese Medical University MMMeiQin MaoZhejiang Chinese Medical University

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Implication

This report documents leaf anthracnose caused by Colletotrichum fructicola in Scrophularia ningpoensis, indicating a new threat to this medicinal plant.

Key Points

To identify and report the first occurrence of Colletotrichum fructicola causing leaf anthracnose on Scrophularia ningpoensis in China.
Field observation of leaf symptoms
Isolation of fungal isolates from symptomatic leaves
Molecular identification using gene amplification
Pathogenicity testing through foliar spray of spores
Disease incidence of 65% observed in affected area
Pathogen identified as Colletotrichum fructicola with 99%-100% genetic identity
Characteristic leaf blight symptoms appeared on inoculated plants after six days
Koch's postulates were fulfilled, confirming pathogenicity of the isolate

Cite This Study

Su et al. (2026) studied this question.

synapsesocial.com/papers/699e911bf5123be5ed04e69f https://doi.org/10.1094/pdis-09-25-1858-pdn

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Implication

This report documents leaf anthracnose caused by Colletotrichum fructicola in Scrophularia ningpoensis, indicating a new threat to this medicinal plant.

First Report of Colletotrichum fructicola Causing Leaf Anthracnose on Scrophularia ningpoensis in China

Discussion

Member takes

Implication

Key Points

Cite This Study

First Report of Colletotrichum fructicola Causing Leaf Anthracnose on Scrophularia ningpoensis in China

Discussion

Member takes

Implication

Key Points

Cite This Study

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