California alder vs spurred threadwort

Alnus rhombifolia compared with Cephaloziella elachista

Key Differences

• California alder is Least Concern while spurred threadwort is Endangered.

Taxonomic Classification

Rank	California alder	spurred threadwort
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Marchantiophyta (liverwort)
Class	Magnoliopsida (Dicots)	Jungermanniopsida (Jungermanniopsida)
Order	Fagales (Beeches & Oaks)	Jungermanniales (Jungermanniales)
Family	Betulaceae	Cephaloziellaceae
Genus	Alnus	Cephaloziella
Species	Alnus rhombifolia	Cephaloziella elachista

Evolutionary Relationship

California alder and spurred threadwort share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

California alder

LC — Least Concern

spurred threadwort

EN — Endangered

Physical Characteristics

Attribute	California alder	spurred threadwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

California alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found in Canada.

spurred threadwort

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

California alder

The California alder (Alnus rhombifolia) is a species in the genus Alnus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.