round silk moss vs Waved Silk-moss

Plagiothecium cavifolium compared with Plagiothecium undulatum

Key Differences

• round silk moss is Vulnerable while Waved Silk-moss is Least Concern.

Taxonomic Classification

Rank	round silk moss	Waved Silk-moss
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Bryophyta	Bryophyta
Class same	Bryopsida (Bryopsida)	Bryopsida (Bryopsida)
Order same	Hypnales (Hypnales)	Hypnales (Hypnales)
Family same	Plagiotheciaceae	Plagiotheciaceae
Genus same	Plagiothecium	Plagiothecium
Species	Plagiothecium cavifolium	Plagiothecium undulatum

Evolutionary Relationship

round silk moss and Waved Silk-moss share a common ancestor at the Genus level: Plagiothecium.

Conservation Status

round silk moss

VU — Vulnerable

Waved Silk-moss

LC — Least Concern

Physical Characteristics

Attribute	round silk moss	Waved Silk-moss
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

round silk moss

Habitat

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

Range

Found across Europe (5 countries) and North America (United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Waved Silk-moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇱🇺 Luxembourg 🇳🇴 Norway 🇸🇪 Sweden