Bidens acrifolia
Appearance
Bidens acrifolia | |
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Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Asterids |
Order: | Asterales |
Family: | Asteraceae |
Genus: | Bidens |
Species: | B. acrifolia
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Binomial name | |
Bidens acrifolia Sherff
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Varieties[1] | |
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Synonyms[2][3] | |
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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
[edit]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.[4]
Distribution and habitat
[edit]Bidens acrifolia occurs in northern and southwest Mexico.[1]
Taxonomy
[edit]Bidens acrifolia was first named and described by Earl Edward Sherff in 1933 in the Botanical Gazette journal.
Varieties
[edit]As of December 2024[update], the plant database Plants of the World Online accepted two varieties for this species;[1]
- Bidens acrifolia var. acrifolia autonym. northeast to southwest Mexico
- Bidens acrifolia var. langlassei (Sherff) Melchert. from Guerrero, Mexico
References
[edit]- ^ a b c "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.