Blackboard Tree vs Buckthorn

Alstonia scholaris compared with Rhamnus cathartica

Taxonomic Classification

Rank	Blackboard Tree	Buckthorn
Kingdom same	Plantae (растения)	Plantae (растения)
Phylum same	Magnoliophyta (магнолиофиты)	Magnoliophyta (магнолиофиты)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Gentianales (горечавкоцветные)	Rosales (розоцветные)
Family	Apocynaceae	Rhamnaceae
Genus	Alstonia	Rhamnus
Species	Alstonia scholaris	Rhamnus cathartica

Evolutionary Relationship

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

Conservation Status

Blackboard Tree

LC — Least Concern

Buckthorn

LC — Least Concern

Physical Characteristics

Attribute	Blackboard Tree	Buckthorn
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.

Buckthorn

Habitat

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

Range

Widely distributed across Asia (India), Europe (6 countries), North America (Canada, United States), and South America (Argentina).

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.

Buckthorn

The Buckthorn (Rhamnus cathartica) is a species in the genus Rhamnus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States