Blackboard Tree vs Day jessamine

Alstonia scholaris compared with Cestrum diurnum

Taxonomic Classification

Rank	Blackboard Tree	Day jessamine
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Gentianales (Gentianales)	Solanales (Solanales)
Family	Apocynaceae	Solanaceae
Genus	Alstonia	Cestrum
Species	Alstonia scholaris	Cestrum diurnum

Evolutionary Relationship

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

Conservation Status

Blackboard Tree

LC — Least Concern

Day jessamine

LC — Least Concern

Physical Characteristics

Attribute	Blackboard Tree	Day jessamine
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.

Day jessamine

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types spanning the Indomalayan and Oceanian realms.

Range

Widely distributed across Africa (South Africa), Asia (Bangladesh, India, Nepal), North America (Bahamas, Cuba, United States), Oceania and the Pacific (4 countries), and South America (Brazil).

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