View source for Euphorbia falcata

{{Treatment/ID
|accepted_name=Euphorbia falcata
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=1: 456. 1753
|year=1753
}}
|common_names=Sickle spurge
|special_status={{Treatment/ID/Special_status
|code=I
|label=Introduced
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Tithymalus falcatus
|authority=(Linnaeus) Klotzsch & Garcke
}}
|hierarchy=Euphorbiaceae;Euphorbia;Euphorbia subg. Esula;Euphorbia falcata
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Euphorbiaceae]]</div><div class="higher-taxon"><small>genus</small>[[Euphorbia]]</div><div class="higher-taxon"><small>subgenus</small>[[Euphorbia subg. Esula]]</div><div class="higher-taxon"><small>species</small>[[Euphorbia falcata]]</div></div>
|volume=Volume 12
|mention_page=page 297
|treatment_page=page 302
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> annual, with taproot. <b>Stems</b> erect, unbranched or branched, 5–20 cm, glabrous. <b>Leaves</b>: petiole absent; blade obovate, linear-oblong, or spatulate, 2–20 × 2–10 mm, base cuneate or attenuate, margins entire, apex acute, obtuse, emarginate, or mucronate, surfaces glabrous; venation usually inconspicuous, sometimes 3-nerved from base, midvein prominent. <b>Cyathial</b> arrangement: terminal pleiochasial branches 2–5, each 2–6 times 2-branched; pleiochasial bracts similar in shape to but usually shorter and wider than distal leaves; dichasial bracts distinct, widely ovate, rhombic, or suborbiculate, imbricate, base cordate, truncate or cuneate, margins finely denticulate, apex acute or obtuse, strongly mucronate; axillary cymose branches 0–10. <b>Cyathia</b>: peduncle 0–2 mm. <b>Involucre</b> cupulate, 0.5–1.2 × 0.6–1.3 mm, glabrous; glands 4, elliptic to orbiculate, 0.2–0.3 × 0.3–0.8 mm; horns usually absent, occasionally divergent, 0.5–1.2 mm. <b>Staminate</b> flowers 6–10. <b>Pistillate</b> flowers: ovary pilose only at base, styles 0.9–1.1 mm, 2-fid. <b>Capsules</b> subovoid, 2–3 × 1.8–3 mm, slightly lobed; cocci rounded, smooth, glabrous or slightly pilose along abaxial region; columella 1.1–1.8 mm. <b>Seeds</b> grayish, whitish, or light brownish, ovoid, 1.2–1.8 × 0.7–1.1 mm, transversally sulcate; caruncle subglobose to subconic, 0.2–0.5 × 0.2–0.5 mm.</span><!--

-->{{Treatment/Body
|phenology=Flowering and fruiting spring–summer.
|habitat=Waste places, roadsides.
|elevation=0–1600 m.
|distribution=Ky.;Md.;Ohio;Pa.;Tenn.;Va.;W.Va.;s;c Europe;w;c;s Asia;n Africa;introduced also in South America (Chile).
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Euphorbia falcata
|author=
|authority=Linnaeus
|rank=species
|parent rank=subgenus
|synonyms=Tithymalus falcatus
|basionyms=
|family=Euphorbiaceae
|phenology=Flowering and fruiting spring–summer.
|habitat=Waste places, roadsides.
|elevation=0–1600 m.
|distribution=Ky.;Md.;Ohio;Pa.;Tenn.;Va.;W.Va.;s;c Europe;w;c;s Asia;n Africa;introduced also in South America (Chile).
|introduced=true
|reference=None
|publication title=Sp. Pl.
|publication year=1753
|special status=Introduced
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V12/V12_869.xml
|genus=Euphorbia
|subgenus=Euphorbia subg. Esula
|species=Euphorbia falcata
}}<!--

-->[[Category:Treatment]][[Category:Euphorbia subg. Esula]]