Blackboard Tree vs Red valerian

Alstonia scholaris compared with Centranthus ruber

Key Differences

• Blackboard Tree is Least Concern while Red valerian is Near Threatened.

Taxonomic Classification

Rank	Blackboard Tree	Red valerian
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Gentianales (Gentianales)	Dipsacales (Dipsacales)
Family	Apocynaceae	Caprifoliaceae
Genus	Alstonia	Centranthus
Species	Alstonia scholaris	Centranthus ruber

Evolutionary Relationship

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

Conservation Status

Blackboard Tree

LC — Least Concern

Red valerian

NT — Near Threatened

Physical Characteristics

Attribute	Blackboard Tree	Red valerian
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.

Red valerian

Habitat

Inhabits Mediterranean forests and woodlands within the Palearctic biogeographic realm.

Range

Widely distributed across Africa (South Africa), Asia (Cyprus), Europe (20 countries), North America (Canada, United States), Oceania and the Pacific (Australia), and South America (Chile). 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.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States