Broad-Bordered White Underwing vs Rootless Duckweed

Anarta melanopa compared with Wolffia arrhiza

Key Differences

Broad-Bordered White Underwing is Least Concern while Rootless Duckweed is Endangered.

Taxonomic Classification

Rank	Broad-Bordered White Underwing	Rootless Duckweed
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Liliopsida (Monocots)
Order	Lepidoptera (Butterflies & Moths)	Alismatales (Alismatales)
Family	Noctuidae	Araceae
Genus	Anarta	Wolffia
Species	Anarta melanopa	Wolffia arrhiza

Conservation Status

Broad-Bordered White Underwing

LC — Least Concern

Rootless Duckweed

EN — Endangered

Physical Characteristics

Attribute	Broad-Bordered White Underwing	Rootless Duckweed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Broad-Bordered White Underwing

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Norway and Sweden.

Rootless Duckweed

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and temperate coniferous forests, among 4 distinct biome types spanning the Indomalayan and Oceanian and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Japan), Europe (10 countries), North America (Canada), and South America (Brazil). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Broad-Bordered White Underwing

The Broad-Bordered White Underwing (Anarta melanopa) is a species in the genus Anarta. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.