View source for Euphorbia hypericifolia

{{Treatment/ID
|accepted_name=Euphorbia hypericifolia
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=1: 454. 1753
|year=1753
}}
|common_names=Graceful sandmat
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Chamaesyce glomerifera
|authority=Millspaugh
|rank=species
}} {{Treatment/ID/Synonym
|name=C. hypericifolia
|authority=(Linnaeus) Millspaugh
|rank=species
}} {{Treatment/ID/Synonym
|name=Euphorbia glomerifera
|authority=(Millspaugh) L. C. Wheeler
|rank=species
}}
|hierarchy=Euphorbiaceae;Euphorbia;Euphorbia sect. Anisophyllum;Euphorbia hypericifolia
|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>section</small>[[Euphorbia sect. Anisophyllum]]</div><div class="higher-taxon"><small>species</small>[[Euphorbia hypericifolia]]</div></div>
|volume=Volume 12
|mention_page=page 255, 275, 279
|treatment_page=page 272
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> annual, with taproot. <b>Stems</b> erect to ascending, 15–50 cm, glabrous. <b>Leaves</b> opposite; stipules connate, deltate, usually entire, sometimes laciniate-fringed at tip, 1.5–2.2 mm, glabrous; petiole 1–3 mm, glabrous; blade obliquely oblong-oblanceolate, 10–35 × 7–15 mm, base asymmetric, oblique, margins serrate or serrulate, especially toward apex, apex broadly acute, surfaces glabrous; palmately veined at base, pinnate distally. <b>Cyathia</b> in dense, axillary and terminal, capitate glomerules with reduced, bractlike leaves subtending cyathia; peduncle 0.5–1.8 mm. <b>Involucre</b> obconic, 0.9–1.1 × 0.4–0.9 mm, glabrous; glands 4, yellow-green to brown, stipitate, subcircular, 0.2 × 0.2 mm, occasionally nearly rudimentary; appendages absent on smaller glands or white to pink, shape highly variable, usually round to ± elliptic, 0.3–0.4 × 0.5–0.7 mm, distal margin entire. <b>Staminate</b> flowers (0–)2–20. <b>Pistillate</b> flowers: ovary glabrous; styles 0.4 mm, 2-fid 1/2 length. <b>Capsules</b> depressed-globoid, 1.3–1.4 × 1.1–1.5 mm, glabrous; columella 1–1.1 mm. <b>Seeds</b> with very thin whitish mucilaginous coat over light brown testa below, ovoid-triangular, bluntly 4-angled in cross section, 0.9–1.1 × 0.5 mm, with shallow irregular depressions alternating with low, smooth ridges.</span><!--

-->{{Treatment/Body
|phenology=Flowering and fruiting early spring–late fall.
|habitat=Open, disturbed areas, nurseries.
|elevation=0–200 m.
|distribution=Ala.;Ark.;Fla.;Ga.;La.;Okla.;S.C.;Tex.;West Indies;Central America;South America;introduced in Asia;Pacific Islands.
|discussion=<p><i>Euphorbia hypericifolia</i> is native to the New World tropics, and it is most likely adventive in the flora area (where it is most widely distributed in Florida and Texas). Reports from Arizona, California, and Maryland likely represent waifs or misidentifications.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Euphorbia hypericifolia
|authority=Linnaeus
|rank=species
|parent rank=section
|synonyms=Chamaesyce glomerifera;C. hypericifolia;Euphorbia glomerifera
|basionyms=
|family=Euphorbiaceae
|phenology=Flowering and fruiting early spring–late fall.
|habitat=Open, disturbed areas, nurseries.
|elevation=0–200 m.
|distribution=Ala.;Ark.;Fla.;Ga.;La.;Okla.;S.C.;Tex.;West Indies;Central America;South America;introduced in Asia;Pacific Islands.
|reference=None
|publication title=Sp. Pl.
|publication year=1753
|special status=
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V12/V12_691.xml
|genus=Euphorbia
|section=Euphorbia sect. Anisophyllum
|species=Euphorbia hypericifolia
}}<!--

-->[[Category:Treatment]][[Category:Euphorbia sect. Anisophyllum]]