Brook Floater vs Common Star-apple

Alasmidonta varicosa compared with Diospyros dichrophylla

Key Differences

• Brook Floater is Vulnerable while Common Star-apple is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Common Star-apple
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Mollusca (Mollusks)	Magnoliophyta (Flowering Plants)
Class	Bivalvia (Bivalvia)	Magnoliopsida (Dicots)
Order	Unionida (Unionida)	Ericales (Ericales)
Family	Unionidae	Ebenaceae
Genus	Alasmidonta	Diospyros
Species	Alasmidonta varicosa	Diospyros dichrophylla

Conservation Status

Brook Floater

VU — Vulnerable

Common Star-apple

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Common Star-apple
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 Star-apple

Habitat

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

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 Star-apple

<em>Diospyros dichrophylla</em>, commonly known as the common star apple or bladder nut, is a small deciduous tree or shrub in the family Ebenaceae, native to southeastern Africa. This species typically inhabits riverine forests, bushveld margins, rocky hillsides, and scrubby thickets in subtropical and tropical woodland regions. It is distributed across southern and eastern Africa, with populations recorded in South Africa (particularly KwaZulu-Natal and Limpopo), Eswatini, Mozambique, and Zimbabwe. Classified as Least Concern on the IUCN Red List, <em>Diospyros dichrophylla</em> remains relatively widespread within suitable habitats across its range. The species produces small edible fruits that ripen to yellow or orange and are eaten by wildlife including birds and small mammals. The flowers are white and fragrant, and the plant is sometimes cultivated as an ornamental or for its edible fruit. Biological traits such as average lifespan, body dimensions, and dietary specifics remain poorly documented in the scientific literature for this plant species. The common name "star apple" in this context refers to the star-like pattern visible when the fruit is cut in cross-section. The species is ecologically important as a food and shelter resource for local fauna in its southeastern African range.