Arrowleaf elephant's ear vs Blackboard Tree

Xanthosoma sagittifolium compared with Alstonia scholaris

Key Differences

• Arrowleaf elephant's ear is Not Evaluated while Blackboard Tree is Least Concern.

Taxonomic Classification

Rank	Arrowleaf elephant's ear	Blackboard Tree
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class	Liliopsida (Monocots)	Magnoliopsida (Dicots)
Order	Alismatales (Alismatales)	Gentianales (Gentianales)
Family	Araceae	Apocynaceae
Genus	Xanthosoma	Alstonia
Species	Xanthosoma sagittifolium	Alstonia scholaris

Evolutionary Relationship

Arrowleaf elephant's ear and Blackboard Tree share a common ancestor at the Phylum level: Magnoliophyta. (Flowering Plants)

Conservation Status

Arrowleaf elephant's ear

NE — Not Evaluated

Blackboard Tree

LC — Least Concern

Physical Characteristics

Attribute	Arrowleaf elephant's ear	Blackboard Tree
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arrowleaf elephant's ear

Habitat

Inhabits tropical and subtropical moist broadleaf forests and mangrove forests and coastal wetlands spanning the Indomalayan and Neotropic realms.

Range

Widely distributed across Africa (9 countries), Asia (4 countries), North America (9 countries), Oceania and the Pacific (7 countries), and South America (Colombia).

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.

Arrowleaf elephant's ear

The Arrowleaf elephant's ear, Xanthosoma sagittifolium, is a species. Inhabits tropical and subtropical moist broadleaf forests and mangrove forests and coastal wetlands spanning the Indomalayan and Neotropic realms.

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.

Shared Countries

Both species can be found in 3 countries:

🇫🇲 Micronesia 🇹🇼 Taiwan 🇺🇸 United States