Blackboard Tree vs Jarrah

Alstonia scholaris compared with Eucalyptus marginata

Key Differences

• Blackboard Tree is Least Concern while Jarrah is Near Threatened.

Taxonomic Classification

Rank	Blackboard Tree	Jarrah
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Gentianales (Gentianales)	Myrtales (Myrtales)
Family	Apocynaceae	Myrtaceae
Genus	Alstonia	Eucalyptus
Species	Alstonia scholaris	Eucalyptus marginata

Evolutionary Relationship

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

Conservation Status

Blackboard Tree

LC — Least Concern

Jarrah

NT — Near Threatened

Physical Characteristics

Attribute	Blackboard Tree	Jarrah
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.

Jarrah

Habitat

Inhabits deserts and xeric shrublands within the Afrotropic biogeographic realm.

Range

Distributed across Taiwan, United States, and Yemen. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Shared Countries

Both species can be found in 2 countries:

🇹🇼 Taiwan 🇺🇸 United States