Blackboard Tree vs Ear tree

Alstonia scholaris compared with Enterolobium cyclocarpum

Taxonomic Classification

Rank	Blackboard Tree	Ear tree
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	Enterolobium
Species	Alstonia scholaris	Enterolobium cyclocarpum

Evolutionary Relationship

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

Conservation Status

Blackboard Tree

LC — Least Concern

Ear tree

LC — Least Concern

Physical Characteristics

Attribute	Blackboard Tree	Ear tree
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.

Ear tree

Habitat

Inhabits tropical and subtropical moist broadleaf forests and deserts and xeric shrublands spanning the Australasia and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Guinea), Asia (India, Taiwan), North America (5 countries), Oceania and the Pacific (Papua New Guinea), and South America (Brazil, Colombia).

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