Bearded Stonewort vs Calamus

Chara canescens compared with Acorus calamus

Key Differences

Bearded Stonewort is Vulnerable while Calamus is Least Concern.

Taxonomic Classification

Rank	Bearded Stonewort	Calamus
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Charophyta (Charophyta)	Magnoliophyta (Flowering Plants)
Class	Charophyceae (Charophyceae)	Liliopsida (Monocots)
Order	Charales (Charales)	Acorales (Acorales)
Family	Characeae	Acoraceae
Genus	Chara	Acorus
Species	Chara canescens	Acorus calamus

Evolutionary Relationship

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

View Kingdom: Plantae

Conservation Status

Bearded Stonewort

VU — Vulnerable

Calamus

LC — Least Concern

Physical Characteristics

Attribute	Bearded Stonewort	Calamus
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bearded Stonewort

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

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).

Bearded Stonewort

The Bearded Stonewort (Chara canescens) is a species in the genus Chara. It is currently classified as Vulnerable on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

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.