View source for Chenopodium opulifolium

{{Treatment/ID
|accepted_name=Chenopodium opulifolium
|accepted_authority=Schrader ex W.D.J. Koch & Ziz
|publications={{Treatment/Publication
|title=in J. Lamarck and A. P. de Candolle, Fl. Franç. ed.
|place=3, 6: 372. 1815
|year=1815
}}
|special_status={{Treatment/ID/Special_status
|code=I
|label=Introduced
}}
|basionyms=
|synonyms=
|hierarchy=Chenopodiaceae;Chenopodium;Chenopodium subg. Chenopodium;Chenopodium sect. Chenopodium;Chenopodium subsect. Chenopodium;Chenopodium opulifolium
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Chenopodiaceae]]</div><div class="higher-taxon"><small>genus</small>[[Chenopodium]]</div><div class="higher-taxon"><small>subgenus</small>[[Chenopodium subg. Chenopodium]]</div><div class="higher-taxon"><small>section</small>[[Chenopodium sect. Chenopodium]]</div><div class="higher-taxon"><small>subsection</small>[[Chenopodium subsect. Chenopodium]]</div><div class="higher-taxon"><small>species</small>[[Chenopodium opulifolium]]</div></div>
|volume=Volume 4
|mention_page=page 278
|treatment_page=page 297
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Stems </b>erect to ascending, usually much-branched, 0.2–0.7(–10) dm, densely farinose. <b>Leaves</b> non-aromatic; petiole 0.5–2(–3) cm, shorter than or equaling leaf blades; blade ovate to rhombic-ovate, 1–3.5(–4.5) × 1–3(–4) cm, base broadly cuneate to abruptly truncate, distinctly 3-lobed, margins dentate to ± entire, apex obtuse (rarely subacute), grayish, usually densely farinose on both surfaces. <b>Inflorescences</b> glomerules in terminal and lateral compound spikes, 2–19 cm; glomerules subglobose, 3–4 mm diam.; bracts absent. <b>Flowers</b>: perianth segments 5, distinct nearly to base; lobes ovate, ca. 1 × 1.1 mm, apex obtuse, densely farinose, keeled, covering fruit at maturity; stamens 5; stigmas 2, 0.2 mm. <b>Utricles</b> depressed-ovoid; pericarp nonadherent, smooth to indistinctly granulate. <b>Seeds</b> lenticular to compressed-subglobose, 0.8–1.25 mm diam.; seed coat black, smooth or faintly reticulate. <b>2n</b> = 54.</span><!--

-->{{Treatment/Body
|phenology=Fruiting late summer–fall.
|habitat=Disturbed soils in open habitats
|elevation=0-200 m
|distribution=Ont.;Ill.;Ind.;Md.;N.C.;Pa.;native s Europe;introduced occasionally in other parts of the world.
|introduced=true
|discussion=<p>Many previous reports of <i>Chenopodium opulifolium</i> in North America were based on misidentifications. Determining its present occurrence and exact distribution in the New World requires special study.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Chenopodium opulifolium
|authority=Schrader ex W.D.J. Koch & Ziz
|rank=species
|parent rank=subsection
|synonyms=
|basionyms=
|family=Chenopodiaceae
|phenology=Fruiting late summer–fall.
|habitat=Disturbed soils in open habitats
|elevation=0-200 m
|distribution=Ont.;Ill.;Ind.;Md.;N.C.;Pa.;native s Europe;introduced occasionally in other parts of the world.
|introduced=true
|reference=None
|publication title=in J. Lamarck and A. P. de Candolle, Fl. Franç. ed.
|publication year=1815
|special status=Introduced
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V4/V4_570.xml
|genus=Chenopodium
|subgenus=Chenopodium subg. Chenopodium
|section=Chenopodium sect. Chenopodium
|subsection=Chenopodium subsect. Chenopodium
|species=Chenopodium opulifolium
}}<!--

-->[[Category:Treatment]][[Category:Chenopodium subsect. Chenopodium]]