Blackboard Tree vs Narrow swordfern

Alstonia scholaris compared with Nephrolepis cordifolia

Key Differences

• Blackboard Tree is Least Concern while Narrow swordfern is Not Evaluated.

Taxonomic Classification

Rank	Blackboard Tree	Narrow swordfern
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Tracheophyta
Class	Magnoliopsida (Dicots)	Polypodiopsida (Polypodiopsida)
Order	Gentianales (Gentianales)	Polypodiales (Polypodiales)
Family	Apocynaceae	Nephrolepidaceae
Genus	Alstonia	Nephrolepis
Species	Alstonia scholaris	Nephrolepis cordifolia

Evolutionary Relationship

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

Conservation Status

Blackboard Tree

LC — Least Concern

Narrow swordfern

NE — Not Evaluated

Physical Characteristics

Attribute	Blackboard Tree	Narrow swordfern
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.

Narrow swordfern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Widely distributed across Africa (South Africa, Zambia, Zimbabwe), Asia (Taiwan), Europe (Italy, Portugal, Sweden), North America (Cuba, United States), Oceania and the Pacific (New Zealand), and South America (Brazil, Colombia).

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 2 countries:

🇹🇼 Taiwan 🇺🇸 United States