Blackboard Tree vs lime prickly-ash

Alstonia scholaris compared with Zanthoxylum fagara

Key Differences

• Blackboard Tree is Least Concern while lime prickly-ash is Endangered.

Taxonomic Classification

Rank	Blackboard Tree	lime prickly-ash
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Gentianales (Gentianales)	Sapindales (Sapindales)
Family	Apocynaceae	Rutaceae
Genus	Alstonia	Zanthoxylum
Species	Alstonia scholaris	Zanthoxylum fagara

Evolutionary Relationship

Blackboard Tree and lime prickly-ash share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Blackboard Tree

LC — Least Concern

lime prickly-ash

EN — Endangered

Physical Characteristics

Attribute	Blackboard Tree	lime prickly-ash
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.

lime prickly-ash

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical coniferous forests, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Brazil, Colombia, and Cuba. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.