Calamus vs Onion Downy Mildew

Acorus calamus compared with Peronospora destructor

Key Differences

• Calamus is Least Concern while Onion Downy Mildew is Not Evaluated.

Taxonomic Classification

Rank	Calamus	Onion Downy Mildew
Kingdom	Plantae (Plants)	Chromista (Chromista)
Phylum	Magnoliophyta (Flowering Plants)	Oomycota (Oomycetes)
Class	Liliopsida (Monocots)	Peronosporea (Peronosporea)
Order	Acorales (Acorales)	Peronosporales (Peronosporales)
Family	Acoraceae	Peronosporaceae
Genus	Acorus	Peronospora
Species	Acorus calamus	Peronospora destructor

Conservation Status

Calamus

LC — Least Concern

Onion Downy Mildew

NE — Not Evaluated

Physical Characteristics

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

Habitat & Geographic Range

Calamus

Habitat

Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical coniferous forests within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Asia (5 countries), Europe (30 countries), and North America (Canada, United States).

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).

Calamus

The Calamus (Acorus calamus) is a species in the genus Acorus. It is currently classified as Least Concern on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical coniferous forests within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Shared Countries

Both species can be found in 5 countries:

🇱🇹 Lithuania 🇳🇴 Norway 🇵🇱 Poland 🇸🇪 Sweden 🇺🇸 United States