Black Crystalwort vs Calamus

Riccia nigrella compared with Acorus calamus

Key Differences

Black Crystalwort is Not Evaluated while Calamus is Least Concern.

Taxonomic Classification

Rank	Black Crystalwort	Calamus
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Marchantiophyta (liverwort)	Magnoliophyta (Flowering Plants)
Class	Marchantiopsida (Marchantiopsida)	Liliopsida (Monocots)
Order	Marchantiales (Marchantiales)	Acorales (Acorales)
Family	Ricciaceae	Acoraceae
Genus	Riccia	Acorus
Species	Riccia nigrella	Acorus calamus

Evolutionary Relationship

Black Crystalwort and Calamus share a common ancestor at the Kingdom level: Plantae. (Plants)

View Kingdom: Plantae

Conservation Status

Black Crystalwort

NE — Not Evaluated

Calamus

LC — Least Concern

Physical Characteristics

Attribute	Black Crystalwort	Calamus
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Crystalwort

Habitat

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

Range

Distributed across Chile, Japan, New Zealand, Norway, and Portugal.

Calamus

Habitat

Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical coniferous forests within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Asia (5 countries), Europe (30 countries), and North America (Canada, United States).

Black Crystalwort

The Black Crystalwort (Riccia nigrella) is a species in the genus Riccia. Native to Asia and Europe and Oceania, inhabiting ecosystems characteristic of the region. Distributed across Chile, Japan, New Zealand, Norway, and Portugal.

Calamus

The Calamus (Acorus calamus) is a species in the genus Acorus. It is currently classified as Least Concern on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical coniferous forests within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.