California alder vs

Alnus rhombifolia compared with Pinnularia mesolepta

Key Differences

• California alder is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	California alder
Kingdom	Plantae (Plants)	Chromista (Chromista)
Phylum	Magnoliophyta (Flowering Plants)	Ochrophyta (Ochrophyta)
Class	Magnoliopsida (Dicots)	Bacillariophyceae (Bacillariophyceae)
Order	Fagales (Beeches & Oaks)	Naviculales (Naviculales)
Family	Betulaceae	Pinnulariaceae
Genus	Alnus	Pinnularia
Species	Alnus rhombifolia	Pinnularia mesolepta

Conservation Status

California alder

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

Attribute	California alder
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.

Habitat

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

Range

Distributed across Brazil, Norway, Portugal, Sweden, and Taiwan.

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.

Pinnularia mesolepta is a freshwater diatom with a boat-shaped, symmetrical siliceous frustule and distinctive raphe canal along the cell axis. It inhabits benthic and epiphytic habitats in oligotrophic to mesotrophic freshwater lakes, streams, and bogs. This photosynthetic diatom forms part of the microbial biofilm community in freshwater habitats.