View source for Arctium lappa

{{Treatment/ID
|accepted_name=Arctium lappa
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=2: 816. 1753
|year=1753
}}
|common_names=Great burdock;grande bardane
|basionyms=
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Cardueae;Arctium;Arctium lappa
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Cardueae]]</div><div class="higher-taxon"><small>genus</small>[[Arctium]]</div><div class="higher-taxon"><small>species</small>[[Arctium lappa]]</div></div>
|volume=Volume 19
|mention_page=
|treatment_page=page 169
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>to 100–300 cm. <b>Basal</b> leaves: petioles solid, 15–36 cm, glabrous or thinly cobwebby; blades 25–80 × 20–70 cm, coarsely dentate to subentire, abaxially thinly gray-tomentose, adaxially green, sparsely short-hairy to nearly glabrous. <b>Heads</b> usually in corymbiform clusters, long-pedunculate. <b>Peduncles</b> 2.5–6 cm. <b>Involucres</b> 25–45 mm diam. <b>Phyllaries</b> linear to linear-lanceolate, glabrous to loosely cobwebby, inner usually stramineous (sometimes purplish), margins with minute spreading or reflexed hairs. <b>Florets</b> 40+; corollas purple (occasionally white), 9–14 mm, glabrous. <b>Cypselae</b> light brown, often with darker spots, 6–7.5 mm; pappus bristles 2–5 mm. <b>2n</b> = 32 (Japan), 34 (China), 36 (Japan); (Sweden).</span><!--

-->{{Treatment/Body
|phenology=Flowering summer–early fall (Jul–Oct).
|habitat=Waste places, roadsides, fields, forest clearings
|elevation=0–2200 m
|distribution=Alta.;B.C.;Man.;N.B.;Ont.;Que.;Sask.;Ala.;Ariz.;Calif.;Colo.;Conn.;Ill.;Maine;Mass.;Mich.;Minn.;Nev.;N.H.;N.Y.;N.Dak.;Pa.;R.I.;Utah;Vt.;Wash.;Wis.;Eurasia.
|discussion=<p>BONAP lists Georgia, Idaho, Indiana, Iowa, Maryland, Montana, New Jersey, North Carolina, Ohio, Oregon, and Wyoming; I have not seen specimens.</p><!--
--><p>Roots and young leaves of <i>Arctium lappa</i> are edible and can be used in a variety of food preparations. Extracts of <i>Arctium</i> species purportedly have health benefits and are sold as food supplements. This species is sometimes cultivated as a minor crop.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Arctium lappa
|author=
|authority=Linnaeus
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Asteraceae
|phenology=Flowering summer–early fall (Jul–Oct).
|habitat=Waste places, roadsides, fields, forest clearings
|elevation=0–2200 m
|distribution=Alta.;B.C.;Man.;N.B.;Ont.;Que.;Sask.;Ala.;Ariz.;Calif.;Colo.;Conn.;Ill.;Maine;Mass.;Mich.;Minn.;Nev.;N.H.;N.Y.;N.Dak.;Pa.;R.I.;Utah;Vt.;Wash.;Wis.;Eurasia.
|introduced=true
|reference=None
|publication title=Sp. Pl.
|publication year=1753
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V19-20-21/V19_184.xml
|tribe=Asteraceae tribe Cardueae
|genus=Arctium
|species=Arctium lappa
}}<!--

-->[[Category:Treatment]][[Category:Arctium]]