Cay Sua vs flax dodder

Alstonia scholaris compared with Cuscuta epilinum

Key Differences

• Cay Sua is Least Concern while flax dodder is Extinct.

Taxonomic Classification

Rank	Cay Sua	flax 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 epilinum

Evolutionary Relationship

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

Conservation Status

Cay Sua

LC — Least Concern

flax dodder

EX — Extinct

Physical Characteristics

Attribute	Cay Sua	flax 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.

flax dodder

Habitat

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

Range

Widely distributed across Africa (Congo (DRC)), Asia (5 countries), Europe (20 countries), North America (Canada, United States), and South America (Brazil).

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.

Shared Countries

Both species can be found in 2 countries:

🇹🇼 Taiwan 🇺🇸 United States