Blackboard Tree vs Prostrate Thorn Cladonia

Alstonia scholaris compared with Cladonia dimorphoclada

Key Differences

• Blackboard Tree is Least Concern while Prostrate Thorn Cladonia is Not Evaluated.

Taxonomic Classification

Rank	Blackboard Tree	Prostrate Thorn Cladonia
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Ascomycota (Sac Fungi)
Class	Magnoliopsida (Dicots)	Lecanoromycetes (Lecanoromycetes)
Order	Gentianales (Gentianales)	Lecanorales (Lecanorales)
Family	Apocynaceae	Cladoniaceae
Genus	Alstonia	Cladonia
Species	Alstonia scholaris	Cladonia dimorphoclada

Conservation Status

Blackboard Tree

LC — Least Concern

Prostrate Thorn Cladonia

NE — Not Evaluated

Physical Characteristics

Attribute	Blackboard Tree	Prostrate Thorn Cladonia
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.

Prostrate Thorn Cladonia

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Norway.

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.