Braun'S Holly Fern vs Gray Slender Opossum

Polystichum braunii compared with Marmosops incanus

Key Differences

• Braun'S Holly Fern is Critically Endangered while Gray Slender Opossum is Least Concern.

Taxonomic Classification

Rank	Braun'S Holly Fern	Gray Slender Opossum
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Tracheophyta	Chordata (脊索動物)
Class	Polypodiopsida (ウラボシ綱)	Mammalia (哺乳類)
Order	Polypodiales (ウラボシ目)	Didelphimorphia (Didelphimorphia)
Family	Dryopteridaceae	Didelphidae
Genus	Polystichum	Marmosops
Species	Polystichum braunii	Marmosops incanus

Conservation Status

Braun'S Holly Fern

CR — Critically Endangered

Gray Slender Opossum

LC — Least Concern

Physical Characteristics

Attribute	Braun'S Holly Fern	Gray Slender Opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Braun'S Holly Fern

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (4 countries) and North America (Canada, United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Gray Slender Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Braun'S Holly Fern

The Braun'S Holly Fern (Polystichum braunii) is a species in the genus Polystichum. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and