Common Moonwort vs White-cheeked Pintail

Botrychium lunaria compared with Anas bahamensis

Key Differences

Common Moonwort is Endangered while White-cheeked Pintail is Least Concern.

Taxonomic Classification

Rank	Common Moonwort	White-cheeked Pintail
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Aves (Birds)
Order	Ophioglossales (Ophioglossales)	Anseriformes (Anseriformes)
Family	Ophioglossaceae	Anatidae
Genus	Botrychium	Anas
Species	Botrychium lunaria	Anas bahamensis

Conservation Status

Common Moonwort

EN — Endangered

White-cheeked Pintail

LC — Least Concern

Physical Characteristics

Attribute	Common Moonwort	White-cheeked Pintail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Moonwort

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and North America (United States). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

White-cheeked Pintail

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Asia (Israel), Europe (9 countries), and South America (Colombia, Ecuador, Venezuela).

Common Moonwort

Common Moonwort (<em>Botrychium lunaria</em>) is a small fern in the genus <em>Botrychium</em>, family Ophioglossaceae. It is distributed across Asia, Europe, and North America, with confirmed presence in Belgium, Denmark, Norway, Portugal, and Sweden, as well as Taiwan and the United States. The species is typically found in moist, shaded forest floors and tropical canopies. Common Moonwort is currently classified as Endangered on the IUCN Red List, indicating that it faces significant conservation challenges across its range. Its distinctive frond is divided into two parts: a sterile fan-shaped leaf portion with rounded lobes resembling a crescent moon, and a fertile spike bearing spore-bearing structures. As a fern ally rather than a flowering plant, it reproduces via spores rather than seeds. The species is associated with stable, undisturbed habitats including ancient grasslands, upland heaths, and rocky slopes. Its sensitivity to habitat disturbance and changes in land management are thought to contribute to population declines. Specific biological measurements such as lifespan and dimensions are not documented in available records.

White-cheeked Pintail

White-cheeked Pintail (Anas bahamensis) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.