Onion Downy Mildew vs

Peronospora destructor compared with Peronospora ranunculi

Taxonomic Classification

Rank	Onion Downy Mildew
Kingdom same	Chromista (色藻界)	Chromista (色藻界)
Phylum same	Oomycota (卵菌綱)	Oomycota (卵菌綱)
Class same	Peronosporea (霜霉纲)	Peronosporea (霜霉纲)
Order same	Peronosporales (霜霉目)	Peronosporales (霜霉目)
Family same	Peronosporaceae	Peronosporaceae
Genus same	Peronospora	Peronospora
Species	Peronospora destructor	Peronospora ranunculi

Evolutionary Relationship

Onion Downy Mildew and share a common ancestor at the Genus level: Peronospora.

Conservation Status

Onion Downy Mildew

NE — Not Evaluated

NE — Not Evaluated

Physical Characteristics

Attribute	Onion Downy Mildew
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Onion Downy Mildew

Habitat

Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Brazil).

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Norway, and Sweden.

Peronospora ranunculi 是 Peronosporaceae 科的卵菌霜霉病病原体，是毛茛属（Ranunculus）植物的专性活体营养寄生物。感染叶片和茎，在上表面引起褪绿病斑，下表面出现典型的灰色孢子形成。与其他 Peronospora 种一样，通过气流散布的孢子囊传播，需要活的寄主组织才能完成生活史。

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden