Blackboard Tree vs Giam

Alstonia scholaris compared with Hopea forbesii

Key Differences

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

Taxonomic Classification

Rank	Blackboard Tree	Giam
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Gentianales (Gentianales)	Malvales (Malvales)
Family	Apocynaceae	Dipterocarpaceae
Genus	Alstonia	Hopea
Species	Alstonia scholaris	Hopea forbesii

Evolutionary Relationship

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

Conservation Status

Blackboard Tree

LC — Least Concern

Giam

NT — Near Threatened

Physical Characteristics

Attribute	Blackboard Tree	Giam
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.

Giam

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.