Blackboard Tree vs Boring Sponge

Alstonia scholaris compared with Cliona celata

Key Differences

• Blackboard Tree is Least Concern while Boring Sponge is Not Evaluated.

Taxonomic Classification

Rank	Blackboard Tree	Boring Sponge
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Porifera (Sponges)
Class	Magnoliopsida (Dicots)	Demospongiae (Demospongiae)
Order	Gentianales (Gentianales)	Clionaida (Clionaida)
Family	Apocynaceae	Clionaidae
Genus	Alstonia	Cliona
Species	Alstonia scholaris	Cliona celata

Conservation Status

Blackboard Tree

LC — Least Concern

Boring Sponge

NE — Not Evaluated

Physical Characteristics

Attribute	Blackboard Tree	Boring Sponge
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Boring Sponge

Habitat

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

Range

Found across Europe (5 countries) and South America (Argentina).

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.

Boring Sponge

The Boring Sponge (Cliona celata) is a species in the genus Cliona. Native to Europe and South America, inhabiting ecosystems characteristic of the region.