| 词条 | Helianthus deserticola |
| 释义 |
|name = Desert sunflower |regnum = Plantae |unranked_divisio = Angiosperms |unranked_classis = Eudicots |unranked_ordo = Asterids |ordo = Asterales |familia = Asteraceae |genus = Helianthus |species = H. deserticola |binomial = Helianthus deserticola |binomial_authority = Heiser |synonyms_ref=[1] |synonyms=Helianthus deserticolus Heiser }}Helianthus deserticola, the desert sunflower, is a plant species native to Arizona, Nevada and Utah.[2] It grows in dry, sun-lit locations at elevations of {{convert|400|-|1500|m|ft|abbr=on}}.[3]Helianthus deserticola is a daughter species of the species Helianthus annuus and Helianthus petiolaris.[4]Helianthus deserticola is an annual herb up to {{convert|40|cm}} tall with abundant resin dots on the foliage. Leaves are up to {{convert|5|cm}} long. Flower heads contain approximately 7-13 ray flowers and more than 25 disc flowers.[3][5] References1. ^Tropicos, Helianthus deserticola Heiser {{Taxonbar|from=Q15486884}}{{Heliantheae-stub}}2. ^Biota of North America Program 2014 county distribution map 3. ^1 Flora of North America, Helianthus deserticola Heiser, 1960. Desert sunflower 4. ^Gross, Briana L, et al. “Selective Sweeps in the Homoploid Hybrid Species Helianthus Deserticola: Evolution in Concert across Populations and across Origins.” Molecular Ecology, Wiley/Blackwell (10.1111), 13 Dec. 2007, onlinelibrary.wiley.com/resolve/doi?DOI=10.1111%2Fj.1365-294X.2007.03574.x. 5. ^Heiser, Charles Bixler. Proceedings of the Indiana Academy of Science 70: 209, 212, f. 1. 1960. 3 : Helianthus|Flora of the Southwestern United States|Plants described in 1960 |
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