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chamaechaenactis
Scientific Name: Chamaechaenactis
Family: Asteraceae
Category: Dicot
Growth:
Duration:
Other Names:
Chamaechaenactis scaposa: Fullstem
Chamaechaenactis scaposa, commonly known as fullstem, is a rare flowering plant belonging to the daisy family (Asteraceae).
Taxonomy and Nomenclature
- Scientific Name: Chamaechaenactis scaposa (Eastw.) Rydb.
- Family: Asteraceae (daisy family)
- Tribe: Helenieae
- Genus: Chamaechaenactis Rydb.
- Synonyms/Related Names: Chamaechaenactis scaposa var. parva
- Etymology: The genus name Chamaechaenactis comes from the Greek "chamae-" meaning creeping or low to the ground, combined with the genus name Chaenactis, which itself is derived from the Greek words "chaino" (gape) and "aktos" (rays).
- Taxonomic Serial Number: 37017
Distribution and Habitat
- Chamaechaenactis scaposa is native to the western United States.
- Specifically found in Colorado, New Mexico, Texas, Wyoming, Arizona, and Utah.
- It thrives in semi-arid foothill regions and can be found at elevations between 1400 to 2600 meters (approximately 4,600 to 8,500 feet).
Morphological Characteristics
- It is a long-lived perennial plant.
- It grows no taller than a small height, remaining close to the ground.
- Plants densely cespitose.
- Pulvinate taproots deep caudices thickly branched.
- Leaves strictly basal, longest petioles 3-40 mm, lengths.
Genetic Information
- Chromosome studies have been conducted on Chaenactis and Chamaechaenactis (Compositae, Helenieae).
Interactions with Other Organisms
- It is known to grow alongside other plants such as slimleaf plains mustard (Schoencrambe linearifolia) and Torreys hymenoxys (Tetraneuris torreyana).
- Also grows alongside Artemisia nova, Artemisia tridentata, Atri- plex confertifolia, Cercocarpus montanus, Chrysothamnus viscidiflorus, Cirsium barnebyi.
- Also grows alongside Amelanchier utahesis, Artemisia pygmaea, Atriplex confertifolia, Cercocarpus montanus, Cirsium pulchellum, Elymus salina.
Further Information
- Search for Chamaechaenactis scaposa in The Plant List, IPNI (International Plant Names Index), and the Australian Plant Name Index.
- View photos on Flickr and CalPhotos.