Cay Sua vs Brown Cup

Alstonia scholaris compared with Rutstroemia firma

Taxonomic Classification

Rank	Cay Sua	Brown Cup
Kingdom	Plantae (thực vật)	Fungi (nấm)
Phylum	Magnoliophyta (Flowering Plants)	Ascomycota (Sac Fungi)
Class	Magnoliopsida (Dicots)	Leotiomycetes (Leotiomycetes)
Order	Gentianales (Bộ Long đởm)	Helotiales (Helotiales)
Family	Apocynaceae	Rutstroemiaceae
Genus	Alstonia	Rutstroemia
Species	Alstonia scholaris	Rutstroemia firma

Conservation Status

Cay Sua

LC — Least Concern

Brown Cup

LC — Least Concern

Physical Characteristics

Attribute	Cay Sua	Brown Cup
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.

Brown Cup

Habitat

Native to Europe and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Brazil, Denmark, Norway, and Sweden.

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.

Brown Cup

The Brown Cup (Rutstroemia firma) is a species in the genus Rutstroemia. It is currently classified as Least Concern on the IUCN Red List. Native to Europe and South America, inhabiting ecosystems characteristic of the region.