Bristly Swan-neck Moss vs Compact Swan-neck Moss

Campylopus atrovirens compared with Campylopus brevipilus

Key Differences

• Bristly Swan-neck Moss is Endangered while Compact Swan-neck Moss is Vulnerable.

Taxonomic Classification

Rank	Bristly Swan-neck Moss	Compact Swan-neck Moss
Kingdom same	Plantae (planta)	Plantae (planta)
Phylum same	Bryophyta	Bryophyta
Class same	Bryopsida (Bryopsida)	Bryopsida (Bryopsida)
Order same	Dicranales (Dicranales)	Dicranales (Dicranales)
Family same	Leucobryaceae	Leucobryaceae
Genus same	Campylopus	Campylopus
Species	Campylopus atrovirens	Campylopus brevipilus

Evolutionary Relationship

Bristly Swan-neck Moss and Compact Swan-neck Moss share a common ancestor at the Genus level: Campylopus.

Conservation Status

Bristly Swan-neck Moss

EN — Endangered

Compact Swan-neck Moss

VU — Vulnerable

Physical Characteristics

Attribute	Bristly Swan-neck Moss	Compact Swan-neck Moss
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bristly Swan-neck Moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

Compact Swan-neck Moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

Bristly Swan-neck Moss

The Bristly Swan-neck Moss (Campylopus atrovirens) is a species in the genus Campylopus. It is currently classified as Endangered on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Compact Swan-neck Moss

<em>Campylopus brevipilus</em>, compact swan neck moss, is a small acrocarpous moss in the family Dicranaceae found in western Europe, with confirmed occurrences in Belgium, Denmark, Norway, Portugal, and Sweden. Like other members of the genus Campylopus, it is characterised by distinctive narrow leaves with a strong costa that typically extends into a hair point, giving the shoots a bristly appearance when dry. This species inhabits wet heathlands, blanket bog margins, and moist acidic sandy or peaty substrates, often growing in open gaps among heather and other dwarf shrubs. It is particularly associated with the Atlantic heathland zone of western Europe, a globally threatened habitat type that has declined dramatically over the past century due to agricultural intensification, afforestation, and the suppression of traditional heathland management practices such as burning and grazing. The IUCN classifies compact swan neck moss as Vulnerable, reflecting its restricted habitat associations and ongoing heathland loss across its European range. The species forms distinctive dense cushions or mats contributing to bryophyte diversity in oligotrophic heathland communities. Biological traits including growth rates, spore dispersal ecology, and precise morphological dimensions remain poorly documented in formal scientific literature. Conservation of this species depends on the active management and restoration of Atlantic heathland across its range in northwestern Europe and the Iberian Peninsula.

Shared Countries

Both species can be found in 3 countries:

🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden