View source for Euphorbia wrightii

{{Treatment/ID
|accepted_name=Euphorbia wrightii
|accepted_authority=Torrey & A. Gray in War Department [U.S.]
|publications={{Treatment/Publication
|title=Pacif. Railr. Rep.
|place=2(4): 174. 1857
|year=1857
}}
|common_names=Wright’s spurge
|basionyms=
|synonyms=
|hierarchy=Euphorbiaceae;Euphorbia;Euphorbia sect. Alectoroctonum;Euphorbia wrightii
|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. Alectoroctonum]]</div><div class="higher-taxon"><small>species</small>[[Euphorbia wrightii]]</div></div>
|volume=Volume 12
|mention_page=page 241, 242
|treatment_page=page 251
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> perennial with cylindric rootstock or elongated tubers. <b>Stems</b> erect, branched, densely clumped, previous year’s dead stems often persistent, 20–50 cm, glabrous. <b>Leaves</b> alternate, persisting, spreading or ascending; stipules 0.1–0.3 mm; petiole absent; blade linear to linear-filiform, (17–)20–40 × 1–2.5 mm, base cuneate, slightly sheathing stem, margins entire, apex broadly acute to rounded, abaxial surface glabrous or sparsely villous, adaxial surface glabrous; venation obscure, only midvein conspicuous on wider leaves. <b>Cyathia</b> usually in terminal dichasia, rarely pleiochasia; peduncle (3–)5–15 mm, all peduncles and cyathia persistent on plant, glabrous. <b>Involucre</b> campanulate, 1.5–2 × 1.8–2.5 mm, pilose; glands 5, green, broadly elliptic, 0.7–0.8 × 1 mm; appendages white to pink, orbiculate, 0.5–1 × 1.3–1.8 mm, coarsely erose. <b>Staminate</b> flowers 20–25. <b>Pistillate</b> flowers: ovary strigose to tomentose; styles 1 mm, 2-fid at apex. <b>Capsules</b> depressed-globose, 1 locule usually aborting, 2.5(–3) × 2.7–3.3(–5) mm, sparsely tomentose; columella 2.6–3 mm. <b>Seeds</b> gray-green to gray-brown, globose-ovoid, 2.2–2.9 × 1.8–2 mm, shallowly and obscurely pitted; caruncle absent.</span><!--

-->{{Treatment/Body
|phenology=Flowering and fruiting spring–fall.
|habitat=Open grasslands and uplands, often on limestone outcrops.
|elevation=500–1000 m.
|distribution=Tex.;Mexico (Coahuila).
|discussion=<p>Within the flora area, Euphorbia wrightii is endemic to the western Edwards Plateau and adjacent rolling plains in western Texas.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Euphorbia wrightii
|author=
|authority=Torrey & A. Gray in War Department [U.S.]
|rank=species
|parent rank=section
|synonyms=
|basionyms=
|family=Euphorbiaceae
|phenology=Flowering and fruiting spring–fall.
|habitat=Open grasslands and uplands, often on limestone outcrops.
|elevation=500–1000 m.
|distribution=Tex.;Mexico (Coahuila).
|reference=None
|publication title=Pacif. Railr. Rep.
|publication year=1857
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V12/V12_100.xml
|genus=Euphorbia
|section=Euphorbia sect. Alectoroctonum
|species=Euphorbia wrightii
}}<!--

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