Alpine Bladder-fern vs Puulaa Puu Teh

Cystopteris alpina compared with Alstonia scholaris

Key Differences

• Alpine Bladder-fern is Near Threatened while Puulaa Puu Teh is Least Concern.

Taxonomic Classification

Rank	Alpine Bladder-fern	Puulaa Puu Teh
Kingdom same	Plantae (พืช)	Plantae (พืช)
Phylum	Tracheophyta	Magnoliophyta (Flowering Plants)
Class	Polypodiopsida (Polypodiopsida)	Magnoliopsida (พืชใบเลี้ยงคู่)
Order	Polypodiales (Polypodiales)	Gentianales (อันดับดอกหรีดเขา)
Family	Cystopteridaceae	Apocynaceae
Genus	Cystopteris	Alstonia
Species	Cystopteris alpina	Alstonia scholaris

Evolutionary Relationship

Alpine Bladder-fern and Puulaa Puu Teh share a common ancestor at the Kingdom level: Plantae. (พืช)

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Puulaa Puu Teh

LC — Least Concern

Physical Characteristics

Attribute	Alpine Bladder-fern	Puulaa Puu Teh
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alpine Bladder-fern

Habitat

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

Range

Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Puulaa Puu Teh

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.

Alpine Bladder-fern

The Alpine Bladder-fern (Cystopteris alpina) is a species in the genus Cystopteris. It is currently classified as Near Threatened on the IUCN Red List. Typically found in moist, shaded forest floors and tropical canopies. Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Puulaa Puu Teh

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.