Caucasian Alder vs Ferny Azolla

Alnus subcordata compared with Azolla pinnata

Taxonomic Classification

Rank	Caucasian Alder	Ferny Azolla
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Tracheophyta
Class	Magnoliopsida (Dicots)	Polypodiopsida (Polypodiopsida)
Order	Fagales (Beeches & Oaks)	Salviniales (Salviniales)
Family	Betulaceae	Salviniaceae
Genus	Alnus	Azolla
Species	Alnus subcordata	Azolla pinnata

Evolutionary Relationship

Caucasian Alder and Ferny Azolla share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

Caucasian Alder

LC — Least Concern

Ferny Azolla

LC — Least Concern

Physical Characteristics

Attribute	Caucasian Alder	Ferny Azolla
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caucasian Alder

Habitat

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

Ferny Azolla

Habitat

Found across multiple habitat types including deserts and xeric shrublands, tropical and subtropical moist broadleaf forests, and flooded grasslands and savannas spanning the Palearctic and Oceanian realms.

Range

Widely distributed across Africa (4 countries), Asia (Indonesia, Singapore, Taiwan), North America (Mexico, United States), and Oceania and the Pacific (Marshall Islands, New Zealand, Tuvalu).

Caucasian Alder

The Caucasian Alder (Alnus subcordata) is a species in the genus Alnus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.