View source for Sisymbrium altissimum

{{Treatment/ID
|accepted_name=Sisymbrium altissimum
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=2: 659. 1753
|year=1753
}}
|common_names=Tumbleweed
|special_status={{Treatment/ID/Special_status
|code=W
|label=Weedy
}}{{Treatment/ID/Special_status
|code=I
|label=Introduced
}}
|basionyms=
|synonyms=
|hierarchy=Brassicaceae;Brassicaceae tribe Sisymbrieae;Sisymbrium;Sisymbrium altissimum
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Brassicaceae]]</div><div class="higher-taxon"><small>tribe</small>[[Brassicaceae tribe Sisymbrieae]]</div><div class="higher-taxon"><small>genus</small>[[Sisymbrium]]</div><div class="higher-taxon"><small>species</small>[[Sisymbrium altissimum]]</div></div>
|volume=Volume 7
|mention_page=
|treatment_page=page 668
}}<!--

--><span class="statement" id="st-undefined" data-properties="">Annuals; glabrous or pubescent. <b>Stems</b> erect, branched distally, (2–)4–12(–16) dm, sparsely to densely hirsute basally, glabrous or glabrate distally. <b>Basal</b> leaves rosulate; petiole 1–10(–15) cm; blade broadly oblanceolate, oblong, or lanceolate (in outline), (2–)5–20(–35) cm × (10–)20–80(–100) mm, margins pinnatisect, pinnatifid, or runcinate; lobes (3–)4–6(–8) on each side, oblong or lanceolate, smaller than terminal lobe, margins entire, dentate, or lobed. <b>Cauline</b> leaves similar to basal; distalmost blade with linear to filiform lobes. <b>Fruiting</b> pedicels usually divaricate, rarely ascending, stout, nearly as wide as fruit, (4–)6–10(–13) mm. <b>Flowers</b>: sepals ascending or spreading, oblong, (cucullate), 4–6 × 1–2 mm; petals spatulate, (5–)6–8(–10) × 2.5–4 mm, claw 3.5–6 mm; filaments 2–6 mm; anthers oblong, 1.5–2.2 mm. <b>Fruits</b> narrowly linear, usually straight, smooth, stout, (4.5–)6–9(–12) cm × 1–2 mm; valves glabrous; ovules 90–120 per ovary; style 0.5–2 mm; stigma prominently 2-lobed. <b>Seeds</b> 0.8–1 × 0.5–0.6 mm. <b>2n</b> = 14.</span><!--

-->{{Treatment/Body
|phenology=Flowering Apr–Sep.
|habitat=Roadsides, fields, pastures, waste grounds, disturbed sites, grasslands
|elevation=0-2700 m
|distribution=Greenland;Alta.;B.C.;Man.;N.B.;Nfld. and Labr. (Nfld.);N.W.T.;N.S.;Ont.;P.E.I.;Que.;Sask.;Yukon;Alaska;Ariz.;Calif.;Colo.;Conn.;D.C.;Fla.;Idaho;Ill.;Ind.;Iowa;Kans.;Maine;Md.;Mass.;Mich.;Minn.;Mo.;Mont.;Nebr.;Nev.;N.H.;N.J.;N.Mex.;N.Y.;N.C.;N.Dak.;Ohio;Okla.;Oreg.;Pa.;R.I.;S.Dak.;Tenn.;Tex.;Utah;Vt.;Va.;Wash.;W.Va.;Wis.;Wyo.;Europe;w Asia;nw Africa;introduced also in South America (Argentina;Chile).
|introduced=true
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Sisymbrium altissimum
|authority=Linnaeus
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Brassicaceae
|phenology=Flowering Apr–Sep.
|habitat=Roadsides, fields, pastures, waste grounds, disturbed sites, grasslands
|elevation=0-2700 m
|distribution=Greenland;Alta.;B.C.;Man.;N.B.;Nfld. and Labr. (Nfld.);N.W.T.;N.S.;Ont.;P.E.I.;Que.;Sask.;Yukon;Alaska;Ariz.;Calif.;Colo.;Conn.;D.C.;Fla.;Idaho;Ill.;Ind.;Iowa;Kans.;Maine;Md.;Mass.;Mich.;Minn.;Mo.;Mont.;Nebr.;Nev.;N.H.;N.J.;N.Mex.;N.Y.;N.C.;N.Dak.;Ohio;Okla.;Oreg.;Pa.;R.I.;S.Dak.;Tenn.;Tex.;Utah;Vt.;Va.;Wash.;W.Va.;Wis.;Wyo.;Europe;w Asia;nw Africa;introduced also in South America (Argentina;Chile).
|introduced=true
|reference=None
|publication title=Sp. Pl.
|publication year=1753
|special status=Weedy;Introduced
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V7/V7_1143.xml
|tribe=Brassicaceae tribe Sisymbrieae
|genus=Sisymbrium
|species=Sisymbrium altissimum
}}<!--

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