Catkin Yew vs

Amentotaxus argotaenia compared with Clastidium setigerum

Key Differences

• Catkin Yew is Near Threatened while is Not Evaluated.

Taxonomic Classification

Rank	Catkin Yew
Kingdom	Plantae (Plants)	Bacteria (Bacteria)
Phylum	Coniferophyta (Conifers)	Cyanobacteria (Cyanobacteria)
Class	Pinopsida (Conifers)	Cyanobacteriia
Order	Pinales (Pines & Allies)	Cyanobacteriales
Family	Taxaceae	Chamaesiphonaceae
Genus	Amentotaxus	Clastidium
Species	Amentotaxus argotaenia	Clastidium setigerum

Conservation Status

Catkin Yew

NT — Near Threatened

NE — Not Evaluated

Physical Characteristics

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

Habitat & Geographic Range

Catkin Yew

Habitat

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

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden.

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.

Clastidium setigerum is a filamentous cyanobacterium in the family Clastidiaceae, characterized by producing tapering filaments anchored to substrates by a basal holdfast cell. It grows on coarser algae, invertebrates, and rocky substrates in freshwater or marine environments. Its single, hair-like trichome ending in a long colorless hair is a distinctive morphological feature of this genus.