View source for Xanthisma viscidum

{{Treatment/ID
|accepted_name=Xanthisma viscidum
|accepted_authority=(Wooton & Standley) D. R. Morgan & R. L. Hartman
|publications={{Treatment/Publication
|title=Sida
|place=20: 1410. 2003
|year=2003
}}
|basionyms={{Treatment/ID/Basionym
|name=Sideranthus viscidus
|authority=Wooton & Standley
|rank=species
|publication_title=Contr. U.S. Natl. Herb.
|publication_place=16: 180. 1913
}}
|synonyms={{Treatment/ID/Synonym
|name=Haplopappus havardii
|authority=Waterfall
|rank=species
}} {{Treatment/ID/Synonym
|name=Haplopappus viscidus
|authority=(Wooton & Standley) S. F. Blake
|rank=species
}} {{Treatment/ID/Synonym
|name=Machaeranthera havardii
|authority=(Waterfall) Shinners
|rank=species
}} {{Treatment/ID/Synonym
|name=Machaeranthera viscida
|authority=(Wooton & Standley) R. L. Hartman
|rank=species
}}
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Xanthisma;Xanthisma sect. Havardii;Xanthisma viscidum
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Astereae]]</div><div class="higher-taxon"><small>genus</small>[[Xanthisma]]</div><div class="higher-taxon"><small>section</small>[[Xanthisma sect. Havardii]]</div><div class="higher-taxon"><small>species</small>[[Xanthisma viscidum]]</div></div>
|volume=Volume 20
|mention_page=page 384
|treatment_page=page 393
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Annuals,</b> 25–60 cm; taproots 2–8+ cm. <b>Stems</b> 1, branched, moderately stout to stout, not wiry, stipitate-glandular. <b>Leaves</b>: basal usually withering by flowering; cauline evenly spaced, obovate to oblanceolate or oblong, 5–30 × 2–15 mm, markedly reduced distally, margins coarsely serrate to dentate, teeth 4–7 per side, entire, faces densely stipitate-glandular. <b>Peduncles</b> densely stipitate-glandular, usually ebracteate. <b>Involucres</b> hemispheric, 8–10 × 13–18 mm. <b>Phyllaries</b> in 5–7 series, linear, 2–7 mm, apices narrowly obtuse to acuminate, faces stipitate-glandular. <b>Ray</b> florets 14–18; corollas yellow, tubes 3–3.5 mm, laminae 2.8–3.5 × 1.5–2 mm. <b>Disc</b> florets 20–30+; corollas 5.5–6 mm. <b>Cypselae</b> oblong to narrowly ellipsoid, 2.3–2.7 mm, 18–22-nerved, sparsely whitish-silky; pappi tawny, 5–6 mm, mostly equal. <b>2n</b> = 8.</span><!--

-->{{Treatment/Body
|phenology=Flowering summer–fall.
|habitat=Sandy soils on flats, roadsides
|elevation=1000–1700 m
|distribution=N.Mex.;Tex.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Xanthisma viscidum
|authority=(Wooton & Standley) D. R. Morgan & R. L. Hartman
|rank=species
|parent rank=section
|synonyms=Haplopappus havardii;Haplopappus viscidus;Machaeranthera havardii;Machaeranthera viscida
|basionyms=Sideranthus viscidus
|family=Asteraceae
|phenology=Flowering summer–fall.
|habitat=Sandy soils on flats, roadsides
|elevation=1000–1700 m
|distribution=N.Mex.;Tex.
|reference=None
|publication title=Sida
|publication year=2003
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V19-20-21/V20_896.xml
|tribe=Asteraceae tribe Astereae
|genus=Xanthisma
|section=Xanthisma sect. Havardii
|species=Xanthisma viscidum
}}<!--

-->[[Category:Treatment]][[Category:Xanthisma sect. Havardii]]