polystic à aiguillons vs polystic des Kwakiutl

Polystichum aculeatum compared with Polystichum kwakiutlii

Key Differences

• polystic à aiguillons is Near Threatened while polystic des Kwakiutl is Extinct.

Taxonomic Classification

Rank	polystic à aiguillons	polystic des Kwakiutl
Kingdom same	Plantae (plante)	Plantae (plante)
Phylum same	Tracheophyta	Tracheophyta
Class same	Polypodiopsida (Filicopsida)	Polypodiopsida (Filicopsida)
Order same	Polypodiales (Polypodiales)	Polypodiales (Polypodiales)
Family same	Dryopteridaceae	Dryopteridaceae
Genus same	Polystichum	Polystichum
Species	Polystichum aculeatum	Polystichum kwakiutlii

Evolutionary Relationship

polystic à aiguillons and polystic des Kwakiutl share a common ancestor at the Genus level: Polystichum.

Conservation Status

polystic à aiguillons

NT — Near Threatened

polystic des Kwakiutl

EX — Extinct

Physical Characteristics

Attribute	polystic à aiguillons	polystic des Kwakiutl
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

polystic à aiguillons

Habitat

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

Range

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

polystic des Kwakiutl

Habitat

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

Range

Found in Canada.