riccie flottante vs Least Crystalwort

Riccia fluitans compared with Riccia subbifurca

Key Differences

• riccie flottante is Near Threatened while Least Crystalwort is Vulnerable.

Taxonomic Classification

Rank	riccie flottante	Least Crystalwort
Kingdom same	Plantae (plante)	Plantae (plante)
Phylum same	Marchantiophyta (liverwort)	Marchantiophyta (liverwort)
Class same	Marchantiopsida (Marchantiopsida)	Marchantiopsida (Marchantiopsida)
Order same	Marchantiales (Marchantiales)	Marchantiales (Marchantiales)
Family same	Ricciaceae	Ricciaceae
Genus same	Riccia	Riccia
Species	Riccia fluitans	Riccia subbifurca

Evolutionary Relationship

riccie flottante and Least Crystalwort share a common ancestor at the Genus level: Riccia.

Conservation Status

riccie flottante

NT — Near Threatened

Least Crystalwort

VU — Vulnerable

Physical Characteristics

Attribute	riccie flottante	Least Crystalwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

riccie flottante

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (7 countries), North America (United States), and South America (Chile). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Least Crystalwort

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇱🇺 Luxembourg 🇳🇴 Norway 🇸🇪 Sweden