Big-Leaf Maple vs Brown Ear

Acer macrophyllum compared with Otidea cochleata

Key Differences

Big-Leaf Maple is Least Concern while Brown Ear is Vulnerable.

Taxonomic Classification

Rank	Big-Leaf Maple	Brown Ear
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Ascomycota (Sac Fungi)
Class	Magnoliopsida (Dicots)	Pezizomycetes (Pezizomycetes)
Order	Sapindales (Sapindales)	Pezizales (Pezizales)
Family	Sapindaceae	Otideaceae
Genus	Acer	Otidea
Species	Acer macrophyllum	Otidea cochleata

Conservation Status

Big-Leaf Maple

LC — Least Concern

Brown Ear

VU — Vulnerable

Physical Characteristics

Attribute	Big-Leaf Maple	Brown Ear
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big-Leaf Maple

Habitat

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

Range

Distributed across Belgium, Canada, Ireland, and United States.

Brown Ear

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Big-Leaf Maple

The Big-Leaf Maple (Acer macrophyllum) is a species in the genus Acer. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Brown Ear

The Brown Ear (Otidea cochleata) is a species in the genus Otidea. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.