Alder vs Australian-nut

Alnus glutinosa compared with Macadamia ternifolia

Key Differences

• Alder is Least Concern while Australian-nut is Endangered.

Taxonomic Classification

Rank	Alder	Australian-nut
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Fagales (Beeches & Oaks)	Proteales (Proteales)
Family	Betulaceae	Proteaceae
Genus	Alnus	Macadamia
Species	Alnus glutinosa	Macadamia ternifolia

Evolutionary Relationship

Alder and Australian-nut share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Alder

LC — Least Concern

Australian-nut

EN — Endangered

Physical Characteristics

Attribute	Alder	Australian-nut
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder

Habitat

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

Range

Widely distributed across Africa (South Africa), Asia (India, Japan), Europe (6 countries), North America (Canada, United States), Oceania and the Pacific (Australia, New Zealand), and South America (Chile).

Australian-nut

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Brazil, Eswatini, and Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Alder

The Alder (Alnus glutinosa) 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.

Australian-nut

The Australian-nut (Macadamia ternifolia) is a species in the genus Macadamia. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types within the Ne.