Cay Sua vs Button Dodder

Alstonia scholaris compared with Cuscuta cephalanthi

Key Differences

• Cay Sua is Least Concern while Button Dodder is Not Evaluated.

Taxonomic Classification

Rank	Cay Sua	Button Dodder
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)	Solanales (Bộ Cà)
Family	Apocynaceae	Convolvulaceae
Genus	Alstonia	Cuscuta
Species	Alstonia scholaris	Cuscuta cephalanthi

Evolutionary Relationship

Cay Sua and Button Dodder share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Cay Sua

LC — Least Concern

Button Dodder

NE — Not Evaluated

Physical Characteristics

Attribute	Cay Sua	Button Dodder
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.

Button Dodder

Habitat

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

Range

Distributed across Canada and United States.

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.

Button Dodder

The Button Dodder (Cuscuta cephalanthi) is a species in the genus Cuscuta. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States