Difference between revisions of "Gutierrezia sarothrae"
Trans. New York Acad. Sci. 7: 10. 1887.
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|elevation=50–2900 m | |elevation=50–2900 m | ||
|distribution=Alta.;Man.;Sask.;Ariz.;Calif.;Colo.;Idaho;Kans.;Minn.;Mont.;Nebr.;Nev.;N.Mex.;N.Y.;N.Dak.;Okla.;Oreg.;S.Dak.;Tex.;Utah;Wash.;Wyo.;Mexico (Baja California;Baja California Sur;Chihuahua;Coahuila;Durango;Nuevo León;San Luis Potosí;Sonora;Zacatecas). | |distribution=Alta.;Man.;Sask.;Ariz.;Calif.;Colo.;Idaho;Kans.;Minn.;Mont.;Nebr.;Nev.;N.Mex.;N.Y.;N.Dak.;Okla.;Oreg.;S.Dak.;Tex.;Utah;Wash.;Wyo.;Mexico (Baja California;Baja California Sur;Chihuahua;Coahuila;Durango;Nuevo León;San Luis Potosí;Sonora;Zacatecas). | ||
− | |discussion=<p>Gutierrezia sarothrae is often abundant in overgrazed pastures; it is naturalized in New York.</p> | + | |discussion=<p><i>Gutierrezia sarothrae</i> is often abundant in overgrazed pastures; it is naturalized in New York.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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|publication year=1887 | |publication year=1887 | ||
|special status= | |special status= | ||
− | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V19-20-21/V20_178.xml |
|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Gutierrezia | |genus=Gutierrezia |
Revision as of 16:21, 18 September 2019
Subshrubs, 10–60(–100) cm. Stems minutely hispidulous. Leaves: basal and proximal absent at flowering; cauline blades 1- or 3-nerved, linear to lanceolate, sometimes filiform and fascicled, 1.5–2(–3) mm wide, little reduced distally. Heads (sessile to subsessile in compact glomerules) in dense, flat-topped, corymbiform arrays. Involucres cylindric to cuneate-campanulate, 1.5–2(–3) mm diam. Phyllary apices flat. Ray florets (2–)3–8; corollas yellow, 3–5.5 mm. Disc florets (2–)3–9 (usually bisexual and fertile, rarely functionally staminate, corollas tubular-funnelform, lobes erect to spreading or recurved, deltate). Cypselae 0.8–1.6(–2.2) mm, faces without oil cavities, densely strigoso-sericeous; pappi of 1–2 series of narrowly oblong- to ovate-lanceolate or obovate scales (readily falling, those of discs 1/3–1/2 corollas, shorter on rays). 2n = 8, 16, 32.
Phenology: Flowering Jul–Nov(–Jan).
Habitat: Grasslands, commonly on rocky, open slopes
Elevation: 50–2900 m
Distribution
![V20-178-distribution-map.gif](/w/images/8/82/V20-178-distribution-map.gif)
Alta., Man., Sask., Ariz., Calif., Colo., Idaho, Kans., Minn., Mont., Nebr., Nev., N.Mex., N.Y., N.Dak., Okla., Oreg., S.Dak., Tex., Utah, Wash., Wyo., Mexico (Baja California, Baja California Sur, Chihuahua, Coahuila, Durango, Nuevo León, San Luis Potosí, Sonora, Zacatecas).
Discussion
Gutierrezia sarothrae is often abundant in overgrazed pastures; it is naturalized in New York.
Selected References
None.