Difference between revisions of "Gutierrezia serotina"

Greene

Pittonia 4: 57. 1899.

Common names: Late snakeweed
Synonyms: Gutierrezia polyantha A. Nelson
Treatment appears in FNA Volume 20. Treatment on page 94. Mentioned on page 90.
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|publication year=1899
 
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V19-20-21/V20_182.xml
 
|tribe=Asteraceae tribe Astereae
 
|tribe=Asteraceae tribe Astereae
 
|genus=Gutierrezia
 
|genus=Gutierrezia

Revision as of 20:26, 16 December 2019

Subshrubs, 15–30 cm. Stems glabrous. Leaves: basal absent at flowering; cauline blades 1-nerved, linear to filiform, 0.5–1 mm wide, reduced distally. Heads borne singly or (sessile in glomerate clusters of 3–5) in loose arrays. Involucres narrowly campanulate (lengths ± equaling diams.), 3–4 mm diam. Phyllary apices flat. Ray florets 4–9; corollas yellow, 2.3–4(–5.4) mm. Disc florets (8–)10–12(–17). Cypselae 1–1.2 mm, faces densely strigoso-sericeous (hairs ± twisted, apically attenuate); pappi of 1–2 series of oblanceolate scales 0.5–1 mm. 2n = 8.


Phenology: Flowering Apr–May and/or Aug–Oct.
Habitat: Grasslands, Larrea flats
Elevation: 400–1200 m

Discussion

Selected References

None.

Lower Taxa

None.