Appalachian Quillwort vs River Quillwort

Isoetes engelmannii compared with Isoetes fluitans

Key Differences

• Appalachian Quillwort is Least Concern while River Quillwort is Endangered.

Taxonomic Classification

Rank	Appalachian Quillwort	River Quillwort
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Tracheophyta	Tracheophyta
Class same	Lycopodiopsida (Lycopodiopsida)	Lycopodiopsida (Lycopodiopsida)
Order same	Isoetales (Isoetales)	Isoetales (Isoetales)
Family same	Isoetaceae	Isoetaceae
Genus same	Isoetes	Isoetes
Species	Isoetes engelmannii	Isoetes fluitans

Evolutionary Relationship

Appalachian Quillwort and River Quillwort share a common ancestor at the Genus level: Isoetes.

Conservation Status

Appalachian Quillwort

LC — Least Concern

River Quillwort

EN — Endangered

Physical Characteristics

Attribute	Appalachian Quillwort	River Quillwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Appalachian Quillwort

Habitat

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

Range

Distributed across Canada and United States.

River Quillwort

Appalachian Quillwort

The Appalachian Quillwort (Isoetes engelmannii) is a species in the genus Isoetes. It is currently classified as Least Concern on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.