View source for Ambrosia acanthicarpa

{{Treatment/ID
|accepted_name=Ambrosia acanthicarpa
|accepted_authority=Hooker
|publications={{Treatment/Publication
|title=Fl. Bor.-Amer.
|place=1: 309. 1833
|year=1833
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Franseria acanthicarpa
|authority=(Hooker) Coville
|rank=species
}}
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Ambrosiinae;Ambrosia;Ambrosia acanthicarpa
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Heliantheae]]</div><div class="higher-taxon"><small>subtribe</small>[[Asteraceae (tribe Heliantheae) subtribe Ambrosiinae]]</div><div class="higher-taxon"><small>genus</small>[[Ambrosia]]</div><div class="higher-taxon"><small>species</small>[[Ambrosia acanthicarpa]]</div></div>
|volume=Volume 21
|mention_page=page 11
|treatment_page=page 15
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Annuals,</b> 10–80+ cm. <b>Stems</b> erect. <b>Leaves</b> opposite (proximal) and alternate; petioles 5–15(–25+) mm; blades ± deltate, 15–40(–85+) × 12–35(–80+) mm, 1–2-pinnately lobed, bases cuneate, ultimate margins entire or toothed, abaxial faces hispid and strigillose to sericeous, adaxial faces strigillose and gland-dotted. <b>Pistillate</b> heads clustered, proximal to staminates; florets 1. <b>Staminate</b> heads: peduncles 0.5–2 mm; involucres shallowly cup-shaped (usually each with 1–5+ black nerves), 3–5(–7) mm diam., sparsely hirsute or glabrous; florets 6–12(–20+). <b>Burs</b>: bodies fusiform to obpyramidal, 3–5 mm, ± hirsutulous or glabrate, spines 8–18+, scattered, stoutly subulate (sometimes basally flattened or navicular), 2–4(–5) mm, tips straight or uncinate. <b>2n</b> = 36.</span><!--

-->{{Treatment/Body
|phenology=Flowering (Apr–)Jul–Nov.
|habitat=Canyons, sandy flats, dunes
|elevation=10–3000 m
|distribution=Alta.;Man.;Sask.;Ariz.;Calif.;Colo.;Idaho;Kans.;Minn.;Mo.;Mont.;Nebr.;Nev.;N.Mex.;N.Dak.;Okla.;Oreg.;S.Dak.;Tex.;Utah;Wash.;Wyo.
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Ambrosia acanthicarpa
|authority=Hooker
|rank=species
|parent rank=genus
|synonyms=Franseria acanthicarpa
|basionyms=
|family=Asteraceae
|phenology=Flowering (Apr–)Jul–Nov.
|habitat=Canyons, sandy flats, dunes
|elevation=10–3000 m
|distribution=Alta.;Man.;Sask.;Ariz.;Calif.;Colo.;Idaho;Kans.;Minn.;Mo.;Mont.;Nebr.;Nev.;N.Mex.;N.Dak.;Okla.;Oreg.;S.Dak.;Tex.;Utah;Wash.;Wyo.
|reference=None
|publication title=Fl. Bor.-Amer.
|publication year=1833
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V19-20-21/V21_15.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ambrosiinae
|genus=Ambrosia
|species=Ambrosia acanthicarpa
}}<!--

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