Blackboard Tree vs Killarney Featherwort

Alstonia scholaris compared with Plagiochila bifaria

Key Differences

• Blackboard Tree is Least Concern while Killarney Featherwort is Critically Endangered.

Taxonomic Classification

Rank	Blackboard Tree	Killarney Featherwort
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Marchantiophyta (liverwort)
Class	Magnoliopsida (Dicots)	Jungermanniopsida (Jungermanniopsida)
Order	Gentianales (Gentianales)	Jungermanniales (Jungermanniales)
Family	Apocynaceae	Plagiochilaceae
Genus	Alstonia	Plagiochila
Species	Alstonia scholaris	Plagiochila bifaria

Evolutionary Relationship

Blackboard Tree and Killarney Featherwort share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

Blackboard Tree

LC — Least Concern

Killarney Featherwort

CR — Critically Endangered

Physical Characteristics

Attribute	Blackboard Tree	Killarney Featherwort
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.

Killarney Featherwort

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Brazil, Colombia, Luxembourg, Norway, and Portugal. Currently classified as Critically Endangered 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.