Calamus vs ladder flapwort

Acorus calamus compared with Nardia scalaris

Key Differences

• Calamus is Least Concern while ladder flapwort is Vulnerable.

Taxonomic Classification

Rank	Calamus	ladder flapwort
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Marchantiophyta (liverwort)
Class	Liliopsida (Monocots)	Jungermanniopsida (Jungermanniopsida)
Order	Acorales (Acorales)	Jungermanniales (Jungermanniales)
Family	Acoraceae	Gymnomitriaceae
Genus	Acorus	Nardia
Species	Acorus calamus	Nardia scalaris

Evolutionary Relationship

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

Conservation Status

Calamus

LC — Least Concern

ladder flapwort

VU — Vulnerable

Physical Characteristics

Attribute	Calamus	ladder flapwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic 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).

ladder flapwort

Habitat

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

Range

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

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.

Shared Countries

Both species can be found in 7 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇱🇺 Luxembourg 🇳🇴 Norway 🇸🇪 Sweden 🇹🇼 Taiwan 🇺🇸 United States