Arizona Walnut vs Blackboard Tree

Juglans major compared with Alstonia scholaris

Taxonomic Classification

Rank	Arizona Walnut	Blackboard Tree
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Fagales (Beeches & Oaks)	Gentianales (Gentianales)
Family	Juglandaceae	Apocynaceae
Genus	Juglans	Alstonia
Species	Juglans major	Alstonia scholaris

Evolutionary Relationship

Arizona Walnut and Blackboard Tree share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Arizona Walnut

LC — Least Concern

Blackboard Tree

LC — Least Concern

Physical Characteristics

Attribute	Arizona Walnut	Blackboard Tree
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arizona Walnut

Habitat

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

Blackboard Tree

Habitat

Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical dry broadleaf forests within the Oceanian biogeographic realm.

Range

Distributed across Micronesia, Taiwan, and United States.

Arizona Walnut

The Arizona Walnut, Juglans major, is a species. It is currently assessed as least concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Blackboard Tree

The Blackboard Tree (Alstonia scholaris) is a species in the genus Alstonia. It is currently classified as Least Concern on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical dry broadleaf forests within the Oceanian biogeographic realm.