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| Bidens acrifolia | |
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Bidens |
| Species: | B. acrifolia |
| Binomial name | |
| Bidens acrifolia Sherff | |
| Varieties | |
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| Synonyms | |
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Bidens acrifolia is a herbaceous flowering plant in the family Asteraceae. It is found from northeast Mexico to southwest Mexico.
Description
Bidens acrifolia is a herbaceous flowering plant. It is mostly glabrous, with slender stems and branches. The leaves are bipinnately divided into linear segments 1-3 mm wide. The flower heads are solitary, and are attached to peduncles 5 cm long. The flowers have 6 yellow ligules up to 1.4 cm long.
Distribution and habitat
Bidens acrifolia occurs in northern and southwest Mexico.
Taxonomy
Bidens acrifolia was first named and described by Earl Edward Sherff in 1933 in the Botanical Gazette journal.
Varieties
As of December 2024, the plant database Plants of the World Online accepted two varieties for this species;
- Bidens acrifolia var. acrifolia autonym. northeast to southwest Mexico
- Bidens acrifolia var. langlassei (Sherff) Melchert. from Guerrero, Mexico
References
- ^ "Bidens acrifolia Sherff | Plants of the World Online | Kew Science". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 31 December 2024.
- "Bidens acrifolia var. acrifolia | Plants of the World Online | Kew Science". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 31 December 2024.
- "Bidens acrifolia var. langlassei (Sherff) Melchert | Plants of the World Online | Kew Science". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 31 December 2024.
- Sherff, Earl Edward; Dahlgren, B.E. (September 21, 1937). "THE GENUS BIDENS". Publication. Field Museum of Natural History. Botanical series. XVI. Field Museum Press: 524 – via Biodiversity Heritage Library.
| Taxon identifiers | |
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| Bidens acrifolia | |