Aquatic Pygmyweed vs Pygmyweed

Crassula aquatica compared with Crassula tetragona

Key Differences

• Aquatic Pygmyweed is Vulnerable while Pygmyweed is Not Evaluated.

Taxonomic Classification

Rank	Aquatic Pygmyweed	Pygmyweed
Kingdom same	Plantae (植物)	Plantae (植物)
Phylum same	Magnoliophyta (被子植物門)	Magnoliophyta (被子植物門)
Class same	Magnoliopsida (モクレン綱)	Magnoliopsida (モクレン綱)
Order same	Saxifragales (ユキノシタ目)	Saxifragales (ユキノシタ目)
Family same	Crassulaceae	Crassulaceae
Genus same	Crassula	Crassula
Species	Crassula aquatica	Crassula tetragona

Evolutionary Relationship

Aquatic Pygmyweed and Pygmyweed share a common ancestor at the Genus level: Crassula.

Conservation Status

Aquatic Pygmyweed

VU — Vulnerable

Pygmyweed

NE — Not Evaluated

Physical Characteristics

Attribute	Aquatic Pygmyweed	Pygmyweed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Aquatic Pygmyweed

Habitat

Inhabits boreal forests and taiga within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 countries) and North America (Canada, United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Pygmyweed

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Australia, Brazil, Italy, Portugal, and United States.

Aquatic Pygmyweed

The Aquatic Pygmyweed (Crassula aquatica) is a species in the genus Crassula. It is currently classified as Vulnerable on the IUCN Red List. Inhabits boreal forests and taiga within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Shared Countries

Both species can be found in 2 countries:

🇵🇹 Portugal 🇺🇸 United States