Blackboard Tree vs Purple Dead-Nettle

Alstonia scholaris compared with Lamium purpureum

Taxonomic Classification

Rank	Blackboard Tree	Purple Dead-Nettle
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Gentianales (Gentianales)	Lamiales (Lamiales)
Family	Apocynaceae	Lamiaceae
Genus	Alstonia	Lamium
Species	Alstonia scholaris	Lamium purpureum

Evolutionary Relationship

Blackboard Tree and Purple Dead-Nettle share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Blackboard Tree

LC — Least Concern

Purple Dead-Nettle

LC — Least Concern

Physical Characteristics

Attribute	Blackboard Tree	Purple Dead-Nettle
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.

Purple Dead-Nettle

Habitat

Inhabits temperate broadleaf and mixed forests within the Palearctic biogeographic realm.

Range

Widely distributed across Asia (Georgia, South Korea, Taiwan), Europe (19 countries), North America (Canada, United States), Oceania and the Pacific (Australia), and South America (Chile).

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 2 countries:

🇹🇼 Taiwan 🇺🇸 United States