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southwestern cosmos
Scientific Name: Cosmos parviflorus
Family: Asteraceae
Category: Dicot
Growth: Forb/herb
Duration: Annual
Other Names:
Cosmos parviflorus: Southwestern Cosmos
Cosmos parviflorus, commonly known as Southwestern Cosmos, is a North American species belonging to the sunflower family (Asteraceae).
Taxonomy and Nomenclature
- Scientific Name: Cosmos parviflorus (Jacq.) Pers.
- Family: Asteraceae (Sunflower Family)
- Genus: Cosmos Cav.
- Rank: Species
- Synonyms: Coreopsis parviflora Jacq.
Common Names
- Southwestern Cosmos
- Juve (likely a local name)
- Wild Cosmos
Distribution and Habitat
- Native to North America.
- While primarily a southwestern species, it has been recorded in Massachusetts, Maine, and Rhode Island.
- Observed in the Chihuahuan Desert, Big Bend National Park, Texas, USA.
- Found in Lincoln National Forest, New Mexico.
- Observed in Brown Canyon, Sierra Vista, Arizona.
Morphological Characteristics
- Grows to a height of 2-3 feet.
- Branched several times in the upper half of the plant.
- Features a single flower head, approximately 1 1/4 inches across.
- Annual forb plant.
Ecology and Interactions
- Considered a non-native "waif" in some regions.
Further Information
- Discover Life: Provides information about the biology, natural history, ecology, identification, and distribution of Cosmos parviflorus.
- Lady Bird Johnson Wildflower Center
- GBIF (Global Biodiversity Information Facility)
- Flora of North America
- New Mexico University Department of Natural Sciences