Black Bent vs Carelessweed

Agrostis gigantea compared with Amaranthus spinosus

Key Differences

• Black Bent is Least Concern while Carelessweed is Not Evaluated.

Taxonomic Classification

Rank	Black Bent	Carelessweed
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class	Liliopsida (Monocots)	Magnoliopsida (Dicots)
Order	Poales (Grasses)	Caryophyllales (Caryophyllales)
Family	Poaceae (Grass Family)	Amaranthaceae
Genus	Agrostis	Amaranthus
Species	Agrostis gigantea	Amaranthus spinosus

Evolutionary Relationship

Black Bent and Carelessweed share a common ancestor at the Phylum level: Magnoliophyta. (Flowering Plants)

Conservation Status

Black Bent

LC — Least Concern

Carelessweed

NE — Not Evaluated

Physical Characteristics

Attribute	Black Bent	Carelessweed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Bent

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Asia (Japan), Europe (11 countries), North America (4 countries), Oceania and the Pacific (Australia), and South America (5 countries).

Carelessweed

Habitat

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

Range

Widely distributed across Africa (20 countries), Asia (22 countries), Europe (23 countries), North America (6 countries), Oceania and the Pacific (11 countries), and South America (7 countries).

Black Bent

The Black Bent (Agrostis gigantea) is a species in the genus Agrostis. It is currently classified as Least Concern on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Carelessweed

The Carelessweed (Amaranthus spinosus) is a species in the genus Amaranthus. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Shared Countries

Both species can be found in 16 countries:

🇦🇷 Argentina 🇦🇺 Australia 🇧🇪 Belgium 🇧🇷 Brazil 🇨🇦 Canada 🇨🇴 Colombia 🇨🇿 Czech Republic 🇩🇰 Denmark 🇫🇷 France 🇯🇵 Japan 🇳🇱 Netherlands 🇳🇴 Norway 🇿🇦 South Africa 🇸🇪 Sweden 🇬🇧 United Kingdom 🇺🇸 United States