Blackboard Tree vs Sharp-stegium Tansy

Alstonia scholaris compared with Tanacetum oxystegium

Key Differences

• Blackboard Tree is Least Concern while Sharp-stegium Tansy is Critically Endangered.

Taxonomic Classification

Rank	Blackboard Tree	Sharp-stegium Tansy
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Gentianales (Gentianales)	Asterales (Daisies & Sunflowers)
Family	Apocynaceae	Asteraceae (Daisy Family)
Genus	Alstonia	Tanacetum
Species	Alstonia scholaris	Tanacetum oxystegium

Evolutionary Relationship

Blackboard Tree and Sharp-stegium Tansy share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Blackboard Tree

LC — Least Concern

Sharp-stegium Tansy

CR — Critically Endangered

Physical Characteristics

Attribute	Blackboard Tree	Sharp-stegium Tansy
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.

Sharp-stegium Tansy

Habitat

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

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.