View source for Rumex altissimus

{{Treatment/ID
|accepted_name=Rumex altissimus
|accepted_authority=Alph. Wood
|publications={{Treatment/Publication
|title=Class-book Bot. ed.
|place=2, 477. 1847
|year=1847
}}
|common_names=Tall or pale dock
|special_status={{Treatment/ID/Special_status
|code=W
|label=Weedy
}}{{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}
|basionyms=
|synonyms=
|hierarchy=Polygonaceae;Polygonaceae subfam. Polygonoideae;Rumex;Rumex subg. Rumex;Rumex sect. Axillares;Rumex altissimus
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Polygonaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Polygonaceae subfam. Polygonoideae]]</div><div class="higher-taxon"><small>genus</small>[[Rumex]]</div><div class="higher-taxon"><small>subgenus</small>[[Rumex subg. Rumex]]</div><div class="higher-taxon"><small>section</small>[[Rumex sect. Axillares]]</div><div class="higher-taxon"><small>species</small>[[Rumex altissimus]]</div></div>
|volume=Volume 5
|mention_page=page 492, 508
|treatment_page=page 507
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>perennial, glabrous, with vertical rootstock. <b>Stems</b> erect, rarely ascending, usually producing axillary shoots below 1st-order inflorescence or at proximal nodes, 50–90(–120) cm. <b>Leaf</b> blades ovate-lanceolate, elliptic-lanceolate, or lanceolate, 10–15 × 3–5.5 cm, usually ca. 2.5–4 times as long as wide, widest in proximal 1/2, thick, often subcoriaceous, base broadly cuneate, rarely almost rounded, margins entire, flat, apex acute or attenuate. <b>Inflorescences</b> terminal and axillary, terminal usually occupying distal 1/5–1/3 of stem, rather dense, normally broadly paniculate. <b>Pedicels</b> articulated in proximal 1/3, sometimes almost near base, thick, (2–)3–7(–8) mm, usually approximately as long as inner tepals, occasionally slightly longer or shorter, articulation swollen. <b>Flowers</b> 12–20 in whorls; inner tepals with broadly triangular, ovate-triangular, or broadly ovate-deltoid, 4.5–6 × 3–4.5(–5) mm, base truncate or indistinctly cordate, margins entire, apex acute; tubercles (2–)3, equal or subequal, glabrous or minutely rugose. <b>Achenes</b> brown or dark reddish brown, 2.5–3.5 × 1.8–2.3 mm. <b>2n</b> = 20.</span><!--

-->{{Treatment/Body
|phenology=Flowering late spring–summer.
|habitat=Swamps, marshes, wet shores, alluvial woods, other wet habitats
|elevation=0-1800 m
|distribution=Ont.;Ala.;Ariz.;Ark.;Colo.;Conn.;Del.;D.C.;Fla.;Ga.;Ill.;Ind.;Iowa;Kans.;Ky.;La.;Maine;Md.;Mass.;Mich.;Minn.;Miss.;Mo.;Nebr.;N.H.;N.J.;N.Mex.;N.Y.;N.C.;Ohio;Okla.;Pa.;R.I.;S.C.;S.Dak.;Tenn.;Tex.;Vt.;Va.;W.Va.;Wis.;Wyo.;n Mexico;Europe (introduced in Denmark;Sweden;United Kingdom).
|discussion=<p>The name <i>Rumex britannica</i> Linnaeus was misapplied to this species by C. F. Meisner (1856) and some North American authors.</p><!--
--><p>Some records of <i>Rumex altissimus</i> from Arizona and New Mexico may refer to <i>R. ellipticus</i>. Two reports from New Mexico were based on misidentification of <i>R. hymenosepalus</i>.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Rumex altissimus
|authority=Alph. Wood
|rank=species
|parent rank=section
|synonyms=
|basionyms=
|family=Polygonaceae
|phenology=Flowering late spring–summer.
|habitat=Swamps, marshes, wet shores, alluvial woods, other wet habitats
|elevation=0-1800 m
|distribution=Ont.;Ala.;Ariz.;Ark.;Colo.;Conn.;Del.;D.C.;Fla.;Ga.;Ill.;Ind.;Iowa;Kans.;Ky.;La.;Maine;Md.;Mass.;Mich.;Minn.;Miss.;Mo.;Nebr.;N.H.;N.J.;N.Mex.;N.Y.;N.C.;Ohio;Okla.;Pa.;R.I.;S.C.;S.Dak.;Tenn.;Tex.;Vt.;Va.;W.Va.;Wis.;Wyo.;n Mexico;Europe (introduced in Denmark;Sweden;United Kingdom).
|reference=None
|publication title=Class-book Bot. ed.
|publication year=1847
|special status=Weedy;Illustrated
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V5/V5_1039.xml
|subfamily=Polygonaceae subfam. Polygonoideae
|genus=Rumex
|subgenus=Rumex subg. Rumex
|section=Rumex sect. Axillares
|species=Rumex altissimus
}}<!--

-->[[Category:Treatment]][[Category:Rumex sect. Axillares]]