View source for Euphorbia purpurea

{{Treatment/ID
|accepted_name=Euphorbia purpurea
|accepted_authority=(Rafinesque) Fernald
|publications={{Treatment/Publication
|title=Rhodora
|place=34: 25. 1932
|year=1932
}}
|common_names=Glade or Darlington’s glade spurge
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms={{Treatment/ID/Basionym
|name=Agaloma purpurea
|authority=Rafinesque
|publication_title=Autik. Bot.,
|publication_place=94. 1840
}}
|synonyms={{Treatment/ID/Synonym
|name=Galarhoeus darlingtonii
|authority=(A. Gray) Small
}}
|hierarchy=Euphorbiaceae;Euphorbia;Euphorbia subg. Esula;Euphorbia purpurea
|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 purpurea]]</div></div>
|volume=Volume 12
|mention_page=page 295
|treatment_page=page 308
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> perennial, with thick rootstock. <b>Stems</b> erect, unbranched, 70–100(–130) cm, glabrous. <b>Leaves</b>: petiole 0–2 mm; blade lance-oblong to oblanceolate-oblong, 50–100 × 13–30 mm, base attenuate to cuneate, margins entire, apex usually acute, sometimes obtuse to rounded, minutely apiculate, abaxial surface glabrate to sparsely pilose, adaxial surface glabrous; venation pinnate, midvein prominent. <b>Cyathial</b> arrangement: terminal pleiochasial branches 3–6, each unbranched or 1–2 times 2-branched, occasionally appearing pendent; pleiochasial bracts lance-ovate, shorter than distal leaves; dichasial bracts distinct, cordate-deltate to reniform, base subcordate, margins entire, apex rounded; axillary cymose branches 0–10. <b>Cyathia</b>: peduncle 0–1 mm. <b>Involucre</b> narrowly campanulate, 2.1–3 × 3–4.2 mm, glabrous; glands 5, elliptic to slightly reniform, 1–1.2 × 1.5–2.1 mm; horns absent. <b>Staminate</b> flowers 10–15. <b>Pistillate</b> flowers: ovary glabrous; styles 3–3.5 mm, 2-fid. <b>Capsules</b> globose, 4.5–5.2 × 6–6.8 mm, 3-lobed; cocci rounded, verrucose, sometimes minutely so, glabrous; columella 4–4.8 mm. <b>Seeds</b> mottled silver-brown, ovoid-globose, 3–4 × 2.5–3.5 mm, smooth; caruncle subconic, reniform, 0.8–1.1 × 1.4–1.6 mm.</span><!--

-->{{Treatment/Body
|phenology=Flowering and fruiting spring–fall.
|habitat=Dry to moist forests and slopes, rock outcrops, swamps or seeps, especially over calcareous rocks.
|elevation=50–1100 m.
|distribution=Del.;Md.;N.J.;N.C.;Ohio;Pa.;Va.;W.Va.
|discussion=<p><i>Euphorbia purpurea</i> is primarily an eastern Appalachian forest species, but it also occurs in Adams, Highland, and Pike counties in southern Ohio. It is listed as endangered by Maryland, New Jersey, Ohio, and Pennsylvania, and is in the Center for Plant Conservation's National Collection of Endangered Plants.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Euphorbia purpurea
|author=
|authority=(Rafinesque) Fernald
|rank=species
|parent rank=subgenus
|synonyms=Galarhoeus darlingtonii
|basionyms=Agaloma purpurea
|family=Euphorbiaceae
|phenology=Flowering and fruiting spring–fall.
|habitat=Dry to moist forests and slopes, rock outcrops, swamps or seeps, especially over calcareous rocks.
|elevation=50–1100 m.
|distribution=Del.;Md.;N.J.;N.C.;Ohio;Pa.;Va.;W.Va.
|reference=None
|publication title=Rhodora
|publication year=1932
|special status=Endemic
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V12/V12_557.xml
|genus=Euphorbia
|subgenus=Euphorbia subg. Esula
|species=Euphorbia purpurea
}}<!--

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