Blackboard Tree vs Pacific false buttonweed

Alstonia scholaris compared with Spermacoce exilis

Key Differences

• Blackboard Tree is Least Concern while Pacific false buttonweed is Not Evaluated.

Taxonomic Classification

Rank	Blackboard Tree	Pacific false buttonweed
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order same	Gentianales (Gentianales)	Gentianales (Gentianales)
Family	Apocynaceae	Rubiaceae
Genus	Alstonia	Spermacoce
Species	Alstonia scholaris	Spermacoce exilis

Evolutionary Relationship

Blackboard Tree and Pacific false buttonweed share a common ancestor at the Order level: Gentianales. (Gentianales)

Conservation Status

Blackboard Tree

LC — Least Concern

Pacific false buttonweed

NE — Not Evaluated

Physical Characteristics

Attribute	Blackboard Tree	Pacific false buttonweed
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.

Pacific false buttonweed

Habitat

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

Range

Widely distributed across Africa (4 countries), Asia (Singapore, Timor-Leste, Vietnam), North America (4 countries), Oceania and the Pacific (7 countries), and South America (Colombia).

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:

🇫🇲 Micronesia 🇺🇸 United States