View source for Euphorbia cinerascens

{{Treatment/ID
|accepted_name=Euphorbia cinerascens
|accepted_authority=Engelmann in W. H. Emory
|publications={{Treatment/Publication
|title=Rep. U.S. Mex. Bound.
|place=2(1): 186. 1859
|year=1859
}}
|common_names=Ashy sandmat
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Chamaesyce cinerascens
|authority=(Engelmann) Small
}}
|hierarchy=Euphorbiaceae;Euphorbia;Euphorbia sect. Anisophyllum;Euphorbia cinerascens
|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 cinerascens]]</div></div>
|volume=Volume 12
|mention_page=page 254, 277
|treatment_page=page 264
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> perennial, with moderately to strongly thickened rootstock. <b>Stems</b> prostrate to decumbent, mat-forming, 5–30 cm, appressed wooly, strigillose, or short-sericeous. <b>Leaves</b> opposite; stipules distinct, subulate, 0.2–0.5 mm, appressed wooly to sericeous; petiole 0.3–0.8 mm, appressed wooly to sericeous; blade ovate to elliptic, 1.5–5.5 × 1.3–4 mm, base asymmetric, obtuse to hemicordate, margins entire often reddish, apex usually obtuse, occasionally acute (young leaves), surfaces sericeous to strigillose or slightly pilose, adaxial surface often glabrous; 3-veined from base but only midvein conspicuous. <b>Cyathia</b> solitary at distal nodes; peduncle 0.2–0.3 mm. <b>Involucre</b> turbinate, 0.8–1.3 × 1.2–2 mm, appressed wooly, sericeous, or strigillose; glands 4, purple-black, elliptic to oblong, 0.2–0.3 × 0.4–0.6 mm; appendages absent or reddish pink, forming narrow rim around distal margin of gland, 0–0.1 × 0–0.6 mm, distal margin entire, crenulate, or erose. <b>Staminate</b> flowers 15–20. <b>Pistillate</b> flowers: ovary canescent; styles 0.3–0.5 mm, 2-fid at apex. <b>Capsules</b> subglobose to broadly ovoid, 1.3–1.7 × 1.5–1.8 mm, canescent; columella 1–1.3 mm. <b>Seeds</b> white to pinkish or light brown, ovoid, 4-angled in cross section, 1–1.4 × 0.6–0.8 mm, smooth to rugulose or rarely with 1–2 inconspicuous transverse ridges. <b>2n</b> = 32.</span><!--

-->{{Treatment/Body
|phenology=Flowering and fruiting year-round (mostly spring–fall).
|habitat=Desert scrub, oak and juniper woodlands, thorn scrub, shrublands, grasslands, frequently on limestone substrates.
|elevation=70–1400 m.
|distribution=Tex.;Mexico.
|discussion=<p>In the flora area, <i>Euphorbia cinerascens</i> is found only in southern and western Texas. In Mexico, it is found from Chihuahua east to Tamaulipas, south to Guanajuato.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Euphorbia cinerascens
|author=
|authority=Engelmann in W. H. Emory
|rank=species
|parent rank=section
|synonyms=Chamaesyce cinerascens
|basionyms=
|family=Euphorbiaceae
|phenology=Flowering and fruiting year-round (mostly spring–fall).
|habitat=Desert scrub, oak and juniper woodlands, thorn scrub, shrublands, grasslands, frequently on limestone substrates.
|elevation=70–1400 m.
|distribution=Tex.;Mexico.
|reference=None
|publication title=Rep. U.S. Mex. Bound.
|publication year=1859
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V12/V12_845.xml
|genus=Euphorbia
|section=Euphorbia sect. Anisophyllum
|species=Euphorbia cinerascens
}}<!--

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