Catkin Yew vs Rootless Duckweed

Amentotaxus argotaenia compared with Wolffia arrhiza

Key Differences

• Catkin Yew is Near Threatened while Rootless Duckweed is Endangered.

Taxonomic Classification

Rank	Catkin Yew	Rootless Duckweed
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Coniferophyta (Conifers)	Magnoliophyta (Flowering Plants)
Class	Pinopsida (Conifers)	Liliopsida (Monocots)
Order	Pinales (Pines & Allies)	Alismatales (Alismatales)
Family	Taxaceae	Araceae
Genus	Amentotaxus	Wolffia
Species	Amentotaxus argotaenia	Wolffia arrhiza

Evolutionary Relationship

Catkin Yew and Rootless Duckweed share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

Catkin Yew

NT — Near Threatened

Rootless Duckweed

EN — Endangered

Physical Characteristics

Attribute	Catkin Yew	Rootless Duckweed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Catkin Yew

Habitat

Typically found in temperate and boreal forests, often at higher elevations.

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.

Catkin Yew

The Catkin Yew (Amentotaxus argotaenia) is a species in the genus Amentotaxus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in temperate and boreal forests, often at higher elevations.