cavernous crystalwort vs Glaucous Crystalwort

Riccia cavernosa compared with Riccia glauca

Key Differences

• cavernous crystalwort is Endangered while Glaucous Crystalwort is Vulnerable.

Taxonomic Classification

Rank	cavernous crystalwort	Glaucous Crystalwort
Kingdom same	Plantae (植物)	Plantae (植物)
Phylum same	Marchantiophyta (苔類)	Marchantiophyta (苔類)
Class same	Marchantiopsida (ゼニゴケ綱)	Marchantiopsida (ゼニゴケ綱)
Order same	Marchantiales (ゼニゴケ目)	Marchantiales (ゼニゴケ目)
Family same	Ricciaceae	Ricciaceae
Genus same	Riccia	Riccia
Species	Riccia cavernosa	Riccia glauca

Evolutionary Relationship

cavernous crystalwort and Glaucous Crystalwort share a common ancestor at the Genus level: Riccia.

Conservation Status

cavernous crystalwort

EN — Endangered

Glaucous Crystalwort

VU — Vulnerable

Physical Characteristics

Attribute	cavernous crystalwort	Glaucous Crystalwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

cavernous crystalwort

Habitat

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

Range

Widely distributed across Europe (6 countries), North America (United States), and South America (Brazil). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Glaucous Crystalwort

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Oceanian realms.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and Oceania and the Pacific (New Zealand). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

cavernous crystalwort

The Cavernous crystalwort (Riccia cavernosa) is a species in the genus Riccia. It is currently classified as Endangered on the IUCN Red List. Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 6 countries:

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