Big-Leaf Linden vs Caucasian Alder

Tilia platyphyllos compared with Alnus subcordata

Key Differences

• Big-Leaf Linden is Critically Endangered while Caucasian Alder is Least Concern.

Taxonomic Classification

Rank	Big-Leaf Linden	Caucasian Alder
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Malvales (Malvales)	Fagales (Beeches & Oaks)
Family	Malvaceae	Betulaceae
Genus	Tilia	Alnus
Species	Tilia platyphyllos	Alnus subcordata

Evolutionary Relationship

Big-Leaf Linden and Caucasian Alder share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Big-Leaf Linden

CR — Critically Endangered

Caucasian Alder

LC — Least Concern

Physical Characteristics

Attribute	Big-Leaf Linden	Caucasian Alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big-Leaf Linden

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 9 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Libya), Europe (12 countries), and North America (Canada, United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Caucasian Alder

Habitat

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

Big-Leaf Linden

The Big-Leaf Linden (Tilia platyphyllos) is a species in the genus Tilia. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 9 distinct biome types within the Palearctic biogeographic realm. Populations are also fo

Caucasian Alder

The Caucasian Alder (Alnus subcordata) 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.