View source for Alliaria petiolata

{{Treatment/ID
|accepted_name=Alliaria petiolata
|accepted_authority=(M. Bieberstein) Cavara & Grande
|publications={{Treatment/Publication
|title=Bull. Orto Bot. Regia Univ. Napoli
|place=3: 418. 1913
|year=1913
}}
|special_status={{Treatment/ID/Special_status
|code=W
|label=Weedy
}}{{Treatment/ID/Special_status
|code=I
|label=Introduced
}}{{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}
|basionyms={{Treatment/ID/Basionym
|name=Arabis petiolata
|authority=M. Bieberstein
|rank=species
|publication_title=Fl. Taur.-Cauc.
|publication_place=2: 126. 1808
}}
|synonyms={{Treatment/ID/Synonym
|name=Alliaria officinalis
|authority=Andrzejowski ex M. Bieberstein
|rank=species
}} {{Treatment/ID/Synonym
|name=Erysimum alliaria
|authority=Linnaeus
|rank=species
}}
|hierarchy=Brassicaceae;Brassicaceae tribe Thlaspideae;Alliaria;Alliaria petiolata
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Brassicaceae]]</div><div class="higher-taxon"><small>tribe</small>[[Brassicaceae tribe Thlaspideae]]</div><div class="higher-taxon"><small>genus</small>[[Alliaria]]</div><div class="higher-taxon"><small>species</small>[[Alliaria petiolata]]</div></div>
|volume=Volume 7
|mention_page=
|treatment_page=page 745
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Stems </b>simple or branched distally, (1.5–)3–9(–13) dm; glabrous or pilose basally, trichomes to 1.5 mm. <b>Basal</b> leaves: petiole 3–16(–22) cm; blade reniform or cordate, (6–)15–88(–118) mm wide (shorter in length), surfaces glabrous or pilose. <b>Cauline</b> leaves: petiole shorter than basal; blade ovate, cordate, or deltate, to 15 × 15 cm, base cordate or truncate, margins acutely to obtusely toothed, apex acute. <b>Racemes</b> several-flowered. <b>Fruiting</b> pedicels terete, (2–)3–10(–15) mm. <b>Flowers</b>: sepals (2–)2.5–3.5(–4.5) × 0.7–1.5 mm; petals (2.5–)4–8(–9) × (1.5–)2–3(–3.5) mm, base attenuate to clawlike; filaments 2–3.5(–4.5) mm; anthers oblong, 0.7–1 mm. <b>Fruits</b> divaricate-ascending, subtorulose, quadrangular or subterete, (2–)3–7(–8) cm × 1.2–2.5 mm; style (0.2–)1–2(–3) mm. <b>Seeds</b> dark brown or black, narrowly oblong, 2–4.5 × 0.7–2 mm. <b>2n</b> = 42.</span><!--

-->{{Treatment/Body
|phenology=Flowering Apr–May.
|habitat=Roadsides, trails, railroad tracks, stream banks, waste places, fields, shaded woodlands, bluffs, thickets, steep slopes, disturbed fields, floodplains, woods, shaded forest floor
|elevation=0-1200 m
|distribution=B.C.;Ont.;Conn.;Del.;D.C.;Ill.;Ind.;Iowa;Kans.;Ky.;Maine;Md.;Mass.;Mich.;Mo.;Nebr.;N.H.;N.J.;N.Y.;N.C.;Ohio;Okla.;Oreg.;Pa.;R.I.;Tenn.;Utah;Vt.;Va.;Wash.;W.Va.;Wis.;South America (Argentina);Eurasia;n Africa.
|introduced=true
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Alliaria petiolata
|authority=(M. Bieberstein) Cavara & Grande
|rank=species
|parent rank=genus
|synonyms=Alliaria officinalis;Erysimum alliaria
|basionyms=Arabis petiolata
|family=Brassicaceae
|phenology=Flowering Apr–May.
|habitat=Roadsides, trails, railroad tracks, stream banks, waste places, fields, shaded woodlands, bluffs, thickets, steep slopes, disturbed fields, floodplains, woods, shaded forest floor
|elevation=0-1200 m
|distribution=B.C.;Ont.;Conn.;Del.;D.C.;Ill.;Ind.;Iowa;Kans.;Ky.;Maine;Md.;Mass.;Mich.;Mo.;Nebr.;N.H.;N.J.;N.Y.;N.C.;Ohio;Okla.;Oreg.;Pa.;R.I.;Tenn.;Utah;Vt.;Va.;Wash.;W.Va.;Wis.;South America (Argentina);Eurasia;n Africa.
|introduced=true
|reference=None
|publication title=Bull. Orto Bot. Regia Univ. Napoli
|publication year=1913
|special status=Weedy;Introduced;Illustrated
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V7/V7_1311.xml
|tribe=Brassicaceae tribe Thlaspideae
|genus=Alliaria
|species=Alliaria petiolata
}}<!--

-->[[Category:Treatment]][[Category:Alliaria]]