Alder vs Gem

Alnus glutinosa compared with Orthonama obstipata

Key Differences

• Alder is Least Concern while Gem is Not Evaluated.

Taxonomic Classification

Rank	Alder	Gem
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Magnoliopsida (Dicots)	Insecta (Insects)
Order	Fagales (Beeches & Oaks)	Lepidoptera (Butterflies & Moths)
Family	Betulaceae	Geometridae
Genus	Alnus	Orthonama
Species	Alnus glutinosa	Orthonama obstipata

Conservation Status

Alder

LC — Least Concern

Gem

NE — Not Evaluated

Physical Characteristics

Attribute	Alder	Gem
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder

Habitat

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

Range

Widely distributed across Africa (South Africa), Asia (India, Japan), Europe (6 countries), North America (Canada, United States), Oceania and the Pacific (Australia, New Zealand), and South America (Chile).

Gem

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Widely distributed across Africa (Cabo Verde, Congo (DRC), South Africa), Asia (Taiwan), Europe (4 countries), and North America (Canada, United States).

Alder

The Alder (Alnus glutinosa) 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.

Shared Countries

Both species can be found in 7 countries:

🇧🇪 Belgium 🇨🇦 Canada 🇩🇰 Denmark 🇳🇴 Norway 🇿🇦 South Africa 🇸🇪 Sweden 🇺🇸 United States