View source for Lepidium didymum

{{Treatment/ID
|accepted_name=Lepidium didymum
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Syst. Nat. ed.
|place=12, 2: 433. 1767
|year=1767
}}, {{Treatment/Publication
|title=Mant Pl.
|place=1: 92. 1767
|year=1767
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Carara didyma
|authority=(Linnaeus) Britton
}} {{Treatment/ID/Synonym
|name=Coronopus didymus
|authority=(Linnaeus) Smith
}} {{Treatment/ID/Synonym
|name=Senebiera didyma
|authority=(Linnaeus) Persoon
}} {{Treatment/ID/Synonym
|name=Senebiera incisa
|authority=Willdenow
}} {{Treatment/ID/Synonym
|name=Senebiera pinnatifida
|authority=de Candolle
}}
|hierarchy=Brassicaceae;Brassicaceae tribe Lepidieae;Lepidium;Lepidium didymum
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Brassicaceae]]</div><div class="higher-taxon"><small>tribe</small>[[Brassicaceae tribe Lepidieae]]</div><div class="higher-taxon"><small>genus</small>[[Lepidium]]</div><div class="higher-taxon"><small>species</small>[[Lepidium didymum]]</div></div>
|volume=Volume 7
|mention_page=page 570, 572
|treatment_page=page 580
}}<!--

--><span class="statement" id="st-undefined" data-properties="">Annuals; (fetid); glabrous or pilose. <b>Stems</b> few to several from base, erect to ascending or decumbent, branched distally, 1–4.5(–7) dm. <b>Basal</b> leaves (soon withered); not rosulate; petiole 0.5–4(–6) cm; blade 1- or 2-pinnatisect, 1–6(–8) cm, margins (of lobes) entire or dentate (sometimes deeply lobed). <b>Cauline</b> leaves shortly petiolate to subsessile; blade similar to basal, smaller and less divided distally, lobes lanceolate to oblong or elliptic, 1.5–3.5(–4.5) cm ×5–12 mm, base not auriculate, margins (of lobes) entire, serrate, or incised. <b>Racemes</b> elongated in fruit; rachis glabrous or pubescent, trichomes straight, cylindrical. <b>Fruiting</b> pedicels divaricate to horizontal, straight slightly recurved, (terete), 1.4–2.5(–4) × 0.15–2 mm, glabrous or sparsely pubescent adaxially. <b>Flowers</b>: sepals (tardily deciduous), ovate, 0.5–0.7(–0.9) mm; petals white, elliptic to linear, 0.4–0.5 × ca. 0.1 mm, claw absent; stamens 2, median; filaments 0.3–0.6 mm; anthers 0.1–0.2 mm. <b>Fruits</b> schizocarpic, didymous, 1.3–1.7 × 2–2.5 mm, apically not winged, apical notch 0.2–0.4 mm deep; valves thick, rugose, strongly veined, glabrous; style absent or obsolete, included in apical notch. <b>Seeds</b> ovate, 1–1.2 × 0.7–0.8 mm. <b>2n</b> = 32.</span><!--

-->{{Treatment/Body
|phenology=Flowering Mar–Jul.
|habitat=Roadsides, waste areas, lawns, pastures, fields, gardens, disturbed areas
|elevation=0-1000 m
|distribution=B.C.;N.B.;Nfld. and Labr. (Nfld.);N.S.;Que.;Ala.;Ariz.;Ark.;Calif.;Conn.;Fla.;Ga.;La.;Maine;Md.;Mass.;Miss.;Mo.;N.J.;N.Y.;N.C.;Ohio;Oreg.;Pa.;S.C.;Tenn.;Tex.;Va.;W.Va.;Wis.;South America;introduced also in Mexico (Sinaloa);Central America (Honduras);Europe;Asia;s Africa;Australia.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Lepidium didymum
|author=
|authority=Linnaeus
|rank=species
|parent rank=genus
|synonyms=Carara didyma;Coronopus didymus;Senebiera didyma;Senebiera incisa;Senebiera pinnatifida
|basionyms=
|family=Brassicaceae
|phenology=Flowering Mar–Jul.
|habitat=Roadsides, waste areas, lawns, pastures, fields, gardens, disturbed areas
|elevation=0-1000 m
|distribution=B.C.;N.B.;Nfld. and Labr. (Nfld.);N.S.;Que.;Ala.;Ariz.;Ark.;Calif.;Conn.;Fla.;Ga.;La.;Maine;Md.;Mass.;Miss.;Mo.;N.J.;N.Y.;N.C.;Ohio;Oreg.;Pa.;S.C.;Tenn.;Tex.;Va.;W.Va.;Wis.;South America;introduced also in Mexico (Sinaloa);Central America (Honduras);Europe;Asia;s Africa;Australia.
|introduced=true
|reference=None
|publication title=Syst. Nat. ed.;Mant Pl.
|publication year=1767;1767
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V7/V7_935.xml
|tribe=Brassicaceae tribe Lepidieae
|genus=Lepidium
|species=Lepidium didymum
}}<!--

-->[[Category:Treatment]][[Category:Lepidium]]