bull-oak vs Ferny Azolla

Allocasuarina luehmannii compared with Azolla pinnata

Key Differences

• bull-oak is Vulnerable while Ferny Azolla is Least Concern.

Taxonomic Classification

Rank	bull-oak	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	Casuarinaceae	Salviniaceae
Genus	Allocasuarina	Azolla
Species	Allocasuarina luehmannii	Azolla pinnata

Evolutionary Relationship

bull-oak and Ferny Azolla share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

bull-oak

VU — Vulnerable

Ferny Azolla

LC — Least Concern

Physical Characteristics

Attribute	bull-oak	Ferny Azolla
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

bull-oak

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).

bull-oak

The bull-oak (Allocasuarina luehmannii) is a species in the genus Allocasuarina. It is currently classified as Vulnerable on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.