Blackboard Tree vs hollowroot

Alstonia scholaris compared with Corydalis cava

Key Differences

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

Taxonomic Classification

Rank	Blackboard Tree	hollowroot
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Gentianales (Gentianales)	Ranunculales (Ranunculales)
Family	Apocynaceae	Papaveraceae
Genus	Alstonia	Corydalis
Species	Alstonia scholaris	Corydalis cava

Evolutionary Relationship

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

Conservation Status

Blackboard Tree

LC — Least Concern

hollowroot

NT — Near Threatened

Physical Characteristics

Attribute	Blackboard Tree	hollowroot
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.

hollowroot

Habitat

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

Range

Found across Europe (7 countries). 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.