black-calabash vs limestone fern

Amphitecna latifolia compared with Gymnocarpium robertianum

Key Differences

• black-calabash is Least Concern while limestone fern is Critically Endangered.

Taxonomic Classification

Rank	black-calabash	limestone fern
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Tracheophyta
Class	Magnoliopsida (Dicots)	Polypodiopsida (Polypodiopsida)
Order	Lamiales (Lamiales)	Polypodiales (Polypodiales)
Family	Bignoniaceae	Cystopteridaceae
Genus	Amphitecna	Gymnocarpium
Species	Amphitecna latifolia	Gymnocarpium robertianum

Evolutionary Relationship

black-calabash and limestone fern share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

black-calabash

LC — Least Concern

limestone fern

CR — Critically Endangered

Physical Characteristics

Attribute	black-calabash	limestone fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

black-calabash

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Colombia and Cuba.

limestone fern

Habitat

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

Range

Distributed across Belgium, Canada, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

black-calabash

The Black-calabash (Amphitecna latifolia) is a species in the genus Amphitecna. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.