Blackboard Tree vs French willow

Alstonia scholaris compared with Salix triandra

Key Differences

• Blackboard Tree is Least Concern while French willow is Near Threatened.

Taxonomic Classification

Rank	Blackboard Tree	French willow
Kingdom same	Plantae (植物)	Plantae (植物)
Phylum same	Magnoliophyta (被子植物門)	Magnoliophyta (被子植物門)
Class same	Magnoliopsida (モクレン綱)	Magnoliopsida (モクレン綱)
Order	Gentianales (リンドウ目)	Malpighiales (キントラノオ目)
Family	Apocynaceae	Salicaceae
Genus	Alstonia	Salix
Species	Alstonia scholaris	Salix triandra

Evolutionary Relationship

Blackboard Tree and French willow share a common ancestor at the Class level: Magnoliopsida. (モクレン綱)

Conservation Status

Blackboard Tree

LC — Least Concern

French willow

NT — Near Threatened

Physical Characteristics

Attribute	Blackboard Tree	French willow
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.

French willow

Habitat

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

Range

Widely distributed across Europe (10 countries), North America (Canada), and Oceania and the Pacific (Australia). 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.