Brook Floater vs Common Hawkweed

Alasmidonta varicosa compared with Hieracium vulgatum

Key Differences

• Brook Floater is Vulnerable while Common Hawkweed is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	Common Hawkweed
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Mollusca (Mollusks)	Magnoliophyta (Flowering Plants)
Class	Bivalvia (Bivalvia)	Magnoliopsida (Dicots)
Order	Unionida (Unionida)	Asterales (Daisies & Sunflowers)
Family	Unionidae	Asteraceae (Daisy Family)
Genus	Alasmidonta	Hieracium
Species	Alasmidonta varicosa	Hieracium vulgatum

Conservation Status

Brook Floater

VU — Vulnerable

Common Hawkweed

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	Common Hawkweed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Floater

Habitat

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

Range

Found in United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Common Hawkweed

Habitat

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

Range

Distributed across Belgium and Norway.

Brook Floater

The Brook Floater (Alasmidonta varicosa) is a species in the genus Alasmidonta. It is currently classified as Vulnerable on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.

Common Hawkweed

Common hawkweed, <em>Hieracium vulgatum</em>, is a flowering plant belonging to the family Asteraceae. This species is distributed across Belgium and Norway, reflecting a range within northern and western Europe. As a member of the large and taxonomically complex genus Hieracium, <em>Hieracium vulgatum</em> is a perennial herbaceous plant typically found in open habitats such as grasslands, woodland margins, rocky slopes, and disturbed areas. The genus is characterized by its yellow composite flower heads and is known for extreme taxonomic diversity, in part due to widespread apomixis. The species typically grows in relatively dry to moderately moist soils. No dietary information has been provided for this species. Biological traits of this species remain poorly documented in the scientific literature.