Bristly Haircap vs Eastern Haircap Moss

Polytrichum piliferum compared with Polytrichum pallidisetum

Key Differences

• Bristly Haircap is Least Concern while Eastern Haircap Moss is Data Deficient.

Taxonomic Classification

Rank	Bristly Haircap	Eastern Haircap Moss
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Bryophyta	Bryophyta
Class same	Polytrichopsida (Polytrichopsida)	Polytrichopsida (Polytrichopsida)
Order same	Polytrichales (Polytrichales)	Polytrichales (Polytrichales)
Family same	Polytrichaceae	Polytrichaceae
Genus same	Polytrichum	Polytrichum
Species	Polytrichum piliferum	Polytrichum pallidisetum

Evolutionary Relationship

Bristly Haircap and Eastern Haircap Moss share a common ancestor at the Genus level: Polytrichum.

Conservation Status

Bristly Haircap

LC — Least Concern

Eastern Haircap Moss

DD — Data Deficient

Physical Characteristics

Attribute	Bristly Haircap	Eastern Haircap Moss
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bristly Haircap

Habitat

Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and North America (United States).

Eastern Haircap Moss

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway, Sweden, and United States.

Bristly Haircap

The Bristly Haircap (Polytrichum piliferum) is a species in the genus Polytrichum. It is currently classified as Least Concern on the IUCN Red List. Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 3 countries:

🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States