Helianthella microcephala
| Helianthella microcephala | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae
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| (unranked): | Angiosperms
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| (unranked): | |
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| Family: | |
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| Species: | H. microcephala
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| Binomial name | |
| Helianthella microcephala (A.Gray) A.Gray 1883
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Helianthella microcephala, common name purpledisk helianthella,[2] is a North American plant species in the sunflower family. It grows in the southwestern United States, in the states of Arizona, New Mexico, Colorado, and Utah.[3][4]
Helianthella microcephala is a herbaceous plant up to 80 cm (31 in) tall. Leaves are up to 25 cm (9.8 in) long. The plant usually produces 3-15 yellow flower heads per stem, in a flat-topped array. Each head contains 5-13 yellow ray flowers surrounding numerous dark brown or dark purple (almost black) disc flowers.[5]
References[]
- ^ The Plant List, Helianthella microcephala (A.Gray) A. Gray
- ^ "Helianthella microcephala". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 20 July 2015.
- ^ Biota of North America Program 2014 county distribution map
- ^ SEINet, Southwestern Biodiversity, Arizona chapter includes photos, description, distribution map
- ^ Flora of North America, Helianthella microcephala (A. Gray) A. Gray 1883
External links[]
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Categories:
- Helianthella
- Flora of the Southwestern United States
- Plants described in 1873
- Heliantheae stubs