Blackboard Tree vs Hard Milkwood

Alstonia scholaris compared with Alstonia spatulata

Taxonomic Classification

Rank	Blackboard Tree	Hard Milkwood
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order same	Gentianales (Gentianales)	Gentianales (Gentianales)
Family same	Apocynaceae	Apocynaceae
Genus same	Alstonia	Alstonia
Species	Alstonia scholaris	Alstonia spatulata

Evolutionary Relationship

Blackboard Tree and Hard Milkwood share a common ancestor at the Genus level: Alstonia.

Conservation Status

Blackboard Tree

LC — Least Concern

Hard Milkwood

LC — Least Concern

Physical Characteristics

Attribute	Blackboard Tree	Hard Milkwood
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.

Hard Milkwood

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.