View source for Amaranthus viridis

{{Treatment/ID
|accepted_name=Amaranthus viridis
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl. ed.
|place=2, 2: 1405. 1763
|year=1763
}}
|common_names=Slender amaranth;tropical green amaranth;green amaranth
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Amaranthus gracilis
|authority=Desfonta ines ex Poiret
}}
|hierarchy=Amaranthaceae;Amaranthus;Amaranthus subg. Albersia;Amaranthus viridis
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Amaranthaceae]]</div><div class="higher-taxon"><small>genus</small>[[Amaranthus]]</div><div class="higher-taxon"><small>subgenus</small>[[Amaranthus subg. Albersia]]</div><div class="higher-taxon"><small>species</small>[[Amaranthus viridis]]</div></div>
|volume=Volume 4
|mention_page=page 414, 428
|treatment_page=page 429
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>annual, sometimes short-lived perennial in tropics and subtropics, glabrous. <b>Stems</b> erect, simple or with lateral branches (especially distally), 0.2–1 m. <b>Leaves</b>: petiole 1/2–11/2 as long as blade; blade rhombic-ovate or ovate, 1–7 × 0.5–5 cm, base rounded, cuneate, or attenuate, margins entire, plane, apex obtuse, rounded, or emarginate, mucronate. <b>Inflorescences</b> slender spikes aggregated into elongate terminal panicles, also from distal axils, green, leafless at least distally. <b>Bracts</b> of pistillate flowers ovate to lanceolate, 1 mm, shorter than tepals. <b>Pistillate</b> flowers: tepals 3, narrowly elliptic, obovate-elliptic or spatulate, not clawed, ± equal, 1.2–1.7 mm, apex rounded or nearly acute, mucronate or not; style branches erect; stigmas 3. <b>Staminate</b> flowers inconspicuous, mostly at tips of inflorescences; tepals 3; stamens 3. <b>Utricles</b> ovoid to compressed-ovoid, 1–1.6 mm, equaling or slightly exceeding tepals, prominently or faintly rugose, indehiscent. <b>Seeds</b> black or dark brown, subglobose to thick-lenticular, 1 mm diam., minutely punctulate, rather dull.</span><!--

-->{{Treatment/Body
|phenology=Flowering summer–fall.
|habitat=Fields, railroads, lawns, gardens, waste areas, other disturbed habitats
|elevation=0-1000 m
|distribution=Ala.;Ariz.;Ark.;Fla.;Ga.;La.;Mass.;Mich.;Miss.;N.Mex.;N.Y.;N.C.;Okla.;Pa.;S.C.;Tenn.;Tex.;Va.;native to South America;introduced in tropical and subtropical regions worldwide.
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Amaranthus viridis
|author=
|authority=Linnaeus
|rank=species
|parent rank=subgenus
|synonyms=Amaranthus gracilis
|basionyms=
|family=Amaranthaceae
|phenology=Flowering summer–fall.
|habitat=Fields, railroads, lawns, gardens, waste areas, other disturbed habitats
|elevation=0-1000 m
|distribution=Ala.;Ariz.;Ark.;Fla.;Ga.;La.;Mass.;Mich.;Miss.;N.Mex.;N.Y.;N.C.;Okla.;Pa.;S.C.;Tenn.;Tex.;Va.;native to South America;introduced in tropical and subtropical regions worldwide.
|introduced=true
|reference=None
|publication title=Sp. Pl. ed.
|publication year=1763
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V4/V4_839.xml
|genus=Amaranthus
|subgenus=Amaranthus subg. Albersia
|species=Amaranthus viridis
}}<!--

-->[[Category:Treatment]][[Category:Amaranthus subg. Albersia]]