Alpine Pondweed vs black-calabash

Potamogeton alpinus compared with Amphitecna latifolia

Key Differences

• Alpine Pondweed is Critically Endangered while black-calabash is Least Concern.

Taxonomic Classification

Rank	Alpine Pondweed	black-calabash
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class	Liliopsida (Monocots)	Magnoliopsida (Dicots)
Order	Alismatales (Alismatales)	Lamiales (Lamiales)
Family	Potamogetonaceae	Bignoniaceae
Genus	Potamogeton	Amphitecna
Species	Potamogeton alpinus	Amphitecna latifolia

Evolutionary Relationship

Alpine Pondweed and black-calabash share a common ancestor at the Phylum level: Magnoliophyta. (Flowering Plants)

Conservation Status

Alpine Pondweed

CR — Critically Endangered

black-calabash

LC — Least Concern

Physical Characteristics

Attribute	Alpine Pondweed	black-calabash
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alpine Pondweed

Habitat

Inhabits temperate broadleaf and mixed forests and boreal forests and taiga within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 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.

black-calabash

Habitat

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

Range

Distributed across Colombia and Cuba.

Alpine Pondweed

The Alpine Pondweed (Potamogeton alpinus) is a species in the genus Potamogeton. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits temperate broadleaf and mixed forests and boreal forests and taiga within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations. Found across Europe (6 countries) and North America (Canada, United States).

black-calabash

The Black-calabash (Amphitecna latifolia) is a species in the genus Amphitecna. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.