Blackboard Tree vs Hawaiian Jackbean

Alstonia scholaris compared with Canavalia hawaiiensis

Key Differences

• Blackboard Tree is Least Concern while Hawaiian Jackbean is Vulnerable.

Taxonomic Classification

Rank	Blackboard Tree	Hawaiian Jackbean
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Gentianales (Gentianales)	Fabales (Legumes & Allies)
Family	Apocynaceae	Fabaceae
Genus	Alstonia	Canavalia
Species	Alstonia scholaris	Canavalia hawaiiensis

Evolutionary Relationship

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

Conservation Status

Blackboard Tree

LC — Least Concern

Hawaiian Jackbean

VU — Vulnerable

Physical Characteristics

Attribute	Blackboard Tree	Hawaiian Jackbean
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Hawaiian Jackbean

Habitat

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.