Arizona alder vs Black-stemmed Goldendrop

Alnus oblongifolia compared with Onosma nigricaulis

Key Differences

• Arizona alder is Least Concern while Black-stemmed Goldendrop is Critically Endangered.

Taxonomic Classification

Rank	Arizona alder	Black-stemmed Goldendrop
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Fagales (Beeches & Oaks)	Boraginales (Boraginales)
Family	Betulaceae	Boraginaceae
Genus	Alnus	Onosma
Species	Alnus oblongifolia	Onosma nigricaulis

Evolutionary Relationship

Arizona alder and Black-stemmed Goldendrop share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Arizona alder

LC — Least Concern

Black-stemmed Goldendrop

CR — Critically Endangered

Physical Characteristics

Attribute	Arizona alder	Black-stemmed Goldendrop
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arizona alder

Habitat

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

Black-stemmed Goldendrop

Habitat

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

Arizona alder

The Arizona alder, Alnus oblongifolia, is a species. It is currently assessed as least concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Black-stemmed Goldendrop

The Black-stemmed Goldendrop (Onosma nigricaulis) is a species in the genus Onosma. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.