Cay Sua vs Darrell's Fleabane

Alstonia scholaris compared with Erigeron darrellianus

Key Differences

• Cay Sua is Least Concern while Darrell's Fleabane is Near Threatened.

Taxonomic Classification

Rank	Cay Sua	Darrell's Fleabane
Kingdom same	Plantae (thực vật)	Plantae (thực vật)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Gentianales (Bộ Long đởm)	Asterales (Bộ Cúc)
Family	Apocynaceae	Asteraceae (Daisy Family)
Genus	Alstonia	Erigeron
Species	Alstonia scholaris	Erigeron darrellianus

Evolutionary Relationship

Cay Sua and Darrell's Fleabane share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Cay Sua

LC — Least Concern

Darrell's Fleabane

NT — Near Threatened

Physical Characteristics

Attribute	Cay Sua	Darrell's Fleabane
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cay Sua

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.

Darrell's Fleabane

Habitat

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

Cay Sua

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.