Blackboard Tree vs

Alstonia scholaris compared with Trapeliopsis glaucolepidea

Key Differences

• Blackboard Tree is Least Concern while is Vulnerable.

Taxonomic Classification

Rank	Blackboard Tree
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Ascomycota (Sac Fungi)
Class	Magnoliopsida (Dicots)	Lecanoromycetes (Lecanoromycetes)
Order	Gentianales (Gentianales)	Baeomycetales (Baeomycetales)
Family	Apocynaceae	Trapeliaceae
Genus	Alstonia	Trapeliopsis
Species	Alstonia scholaris	Trapeliopsis glaucolepidea

Conservation Status

Blackboard Tree

LC — Least Concern

VU — Vulnerable

Physical Characteristics

Attribute	Blackboard Tree
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.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Trapeliopsis glaucolepidea is a crustose lichen with a glaucous, granular thallus forming patches on soil and rock substrates. It inhabits open mineral soils, sandy heathlands, and disturbed ground in temperate and boreal European environments. This lichen colonizes bare acidic soils and contributes to early successional soil stabilization.