Blackboard Tree vs Couchgrass

Alstonia scholaris compared with Elymus repens

Taxonomic Classification

Rank	Blackboard Tree	Couchgrass
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class	Magnoliopsida (Dicots)	Liliopsida (Monocots)
Order	Gentianales (Gentianales)	Poales (Grasses)
Family	Apocynaceae	Poaceae (Grass Family)
Genus	Alstonia	Elymus
Species	Alstonia scholaris	Elymus repens

Evolutionary Relationship

Blackboard Tree and Couchgrass share a common ancestor at the Phylum level: Magnoliophyta. (Flowering Plants)

View Phylum: Magnoliophyta

Conservation Status

Blackboard Tree

LC — Least Concern

Couchgrass

LC — Least Concern

Physical Characteristics

Attribute	Blackboard Tree	Couchgrass
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.

Couchgrass

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, deserts and xeric shrublands, and temperate coniferous forests, among 5 distinct biome types spanning the Australasia and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Egypt, South Africa), Asia (Iran, North Korea), Europe (4 countries), North America (Canada, Mexico, United States), Oceania and the Pacific (Papua New Guinea), and South America (Argentina, Brazil, 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.