Blackboard Tree vs stipular flapwort

Alstonia scholaris compared with Harpanthus scutatus

Key Differences

• Blackboard Tree is Least Concern while stipular flapwort is Endangered.

Taxonomic Classification

Rank	Blackboard Tree	stipular flapwort
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Marchantiophyta (liverwort)
Class	Magnoliopsida (Dicots)	Jungermanniopsida (Jungermanniopsida)
Order	Gentianales (Gentianales)	Jungermanniales (Jungermanniales)
Family	Apocynaceae	Harpanthaceae
Genus	Alstonia	Harpanthus
Species	Alstonia scholaris	Harpanthus scutatus

Evolutionary Relationship

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

Conservation Status

Blackboard Tree

LC — Least Concern

stipular flapwort

EN — Endangered

Physical Characteristics

Attribute	Blackboard Tree	stipular flapwort
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.

stipular flapwort

Habitat

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

Range

Distributed across Luxembourg, Norway, Sweden, and United States. Currently classified as 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.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States