Northern Naiad vs Thin-leaved Naiad

Najas gracillima compared with Najas tenuifolia

Taxonomic Classification

Rank	Northern Naiad	Thin-leaved Naiad
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Liliopsida (Monocots)	Liliopsida (Monocots)
Order same	Alismatales (Alismatales)	Alismatales (Alismatales)
Family same	Hydrocharitaceae	Hydrocharitaceae
Genus same	Najas	Najas
Species	Najas gracillima	Najas tenuifolia

Evolutionary Relationship

Northern Naiad and Thin-leaved Naiad share a common ancestor at the Genus level: Najas.

Conservation Status

Northern Naiad

LC — Least Concern

Thin-leaved Naiad

LC — Least Concern

Physical Characteristics

Attribute	Northern Naiad	Thin-leaved Naiad
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Northern Naiad

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (Canada, United States).

Thin-leaved Naiad

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.