# Genome data for 25 isolates of the prevalent forest and nursery pathogen, Phytophthora cinnamomi, from New Zealand

**Authors:** Rebecca L. McDougal, Kerehi Ruaine, Gayathri Vaidyanathan, Jason Shiller, Tancred Frickey, Darryl Herron, Rosie Bradshaw

PMC · DOI: 10.1016/j.dib.2025.111655 · Data in Brief · 2025-05-15

## TL;DR

This paper provides genome data for 25 isolates of a plant pathogen in New Zealand, helping to understand its genetic diversity and improve detection methods.

## Contribution

The study provides draft genome assemblies for 25 isolates of Phytophthora cinnamomi from New Zealand, enabling genetic diversity analysis.

## Key findings

- The average genome size of the isolates was 129 MB.
- The average N90 value of the assemblies was 297,992 bp.
- The data will support development of detection and diagnostic tools.

## Abstract

Phytophthora cinnamomi is a globally distributed plant pathogen with a remarkably broad host range. It is considered one of the greatest threats to natural and productive ecosystems, especially under changing climatic conditions. In New Zealand, this pathogen has been present for a long time, but the genetic diversity is not well understood. We describe here draft genome assemblies for 25 isolates of P. cinnamomi from New Zealand trees, forests and nurseries. The genome assembly data showed an average size of 129 MB with an average N90 value of 297,992 bp. This data will enable the analysis of genetic diversity of New Zealand P. cinnamomi isolates, and the development of accurate detection and diagnostic tools.

## Linked entities

- **Species:** Phytophthora cinnamomi (taxon 4785)

## Full text

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## References

22 references — full list in the complete paper: https://tomesphere.com/paper/PMC12166826/full.md

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Source: https://tomesphere.com/paper/PMC12166826