| 词条 | Grindelia adenodonta |
| 释义 |
|image = |regnum = Plantae |unranked_divisio = Angiosperms |unranked_classis = Eudicots |unranked_ordo = Asterids |ordo = Asterales |familia = Asteraceae |tribus = Astereae |genus = Grindelia |species = G. adenodonta |binomial = Grindelia adenodonta |binomial_authority = (Steyerm.) G.L.Nesom 1992 |synonyms_ref=[1] |synonyms=*Grindelia microcephala var. adenodonta Steyerm. 1934 }} Grindelia adenodonta,[2] Lonestar gumweed,[3] is a species of flowering plants in the daisy family. Grindelia adenodonta is native to the southern Great Plains of the United States, found only in the State of Texas.[4]Grindelia adenodonta grows in prairies and thickets, and along streambanks. It is an annual herb up to 130 cm (52 inches or 4 1/3 feet) tall. Leaves are narrowly egg-shaped or triangular, up to 9 cm (3.6 inches) long. The plant usually produces numerous flower heads in open, branching arrays. Each head has 20-27 ray flowers surrounding a large number of tiny disc flowers.[2][5]References1. ^The Plant List, Grindelia adenodonta (Steyerm.) G.L.Nesom {{Taxonbar|from=Q15551656}}{{Astereae-stub}}2. ^1 Flora of North America, Grindelia adenodonta (Steyermark) G. L. Nesom, 1992. 3. ^{{PLANTS|id=GRAD2|taxon=Grindelia adenodonta|accessdate=18 July 2015}} 4. ^Biota of North America Program 2014 county distribution map 5. ^[https://www.biodiversitylibrary.org/page/15994749#page/479/mode/1up Steyermark, Julian Alfred. 1934. Annals of the Missouri Botanical Garden 21(3): 467–470] diagnosis in Latin, description and commentary in English, Grindelia microcephala var. adenodonta 3 : Grindelia|Endemic flora of Texas|Plants described in 1934 |
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