View source for Metastelma pringlei

{{Treatment/ID
|accepted_name=Metastelma pringlei
|accepted_authority=A. Gray
|publications={{Treatment/Publication
|title=Proc. Amer. Acad. Arts
|place=21: 397. 1886
|year=1886
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Cynanchum barbigerum var. breviflorum
|authority=Shinners
|rank=variety
}} {{Treatment/ID/Synonym
|name=C. pringlei
|authority=(A. Gray) Henrickson
|rank=species
}}
|hierarchy=Apocynaceae;Metastelma;Metastelma pringlei
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Apocynaceae]]</div><div class="higher-taxon"><small>genus</small>[[Metastelma]]</div><div class="higher-taxon"><small>species</small>[[Metastelma pringlei]]</div></div>
|volume=Volume 14
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Stems </b>woody, not corky at base, minutely puberulent in single line to glabrate. <b>Leaves</b>: 1 stipular colleter on each side of petiole; petiole 1.5–5 mm, sparsely puberulent; blade linear-lanceolate to lanceolate, 7–20 × 3–7 mm, chartaceous, single-veined to faintly pinnate, base cuneate to rounded, with 2 laminar colleters, margins revolute, exaggerated on drying, apex acute to attenuate, mucronulate, surfaces glabrous abaxially, minutely puberulent adaxially on midvein and near margins. <b>Inflorescences</b> umbelliform, 1–4-flowered; peduncle 0–0.5 mm. <b>Pedicels</b> 1.5–2.5 mm, puberulent. <b>Flowers</b>: calyx lobes linear-lanceolate, apices acute to attenuate, 1–1.5 mm, puberulent to glabrate, with 1 colleter per sinus; corolla cream to yellowish cream, campanulate, tube 0.5–1 mm, lobes erect or slightly flared at apex, opening obscured by hairs, lanceolate, 2–3 mm, abaxially glabrous, adaxially densely long-villous marginally and apically with erect, opaque, flattened hairs, densely hispid centrally with downward-pointing acicular translucent hairs; corona segments united to base of column, laminar, acicular, 2–2.5 mm, greater than 2 times as long as gynostegium; gynostegial column subsessile; style apex convex. <b>Follicles</b> dark brown, 4–6 × 0.4–0.5 cm, apically acuminate, glabrous. <b>Seeds</b> 10–16, brown, flat, 5–6 × 2–3 mm, broadly winged, smooth; coma white, 2–2.5 cm.</span><!--

-->{{Treatment/Body
|phenology=Flowering May–Oct; fruiting Jun–Oct.
|habitat=Mountain slopes, cliffs, ridgetops, canyons, limestone, granite, rocky soils, desert scrub, thorn scrub, oak woods, grasslands.
|elevation=1000–1700 m.
|distribution=Tex.;Mexico.
|discussion=<p>Metastelma pringlei has the longest corona segments of any Metastelma in the flora area. It is the characteristic representative of the genus in the Chihuahuan Desert portion of the Big Bend region.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Metastelma pringlei
|authority=A. Gray
|rank=species
|parent rank=genus
|synonyms=Cynanchum barbigerum var. breviflorum;C. pringlei
|basionyms=
|family=Apocynaceae
|phenology=Flowering May–Oct; fruiting Jun–Oct.
|habitat=Mountain slopes, cliffs, ridgetops, canyons, limestone, granite, rocky soils, desert scrub, thorn scrub, oak woods, grasslands.
|elevation=1000–1700 m.
|distribution=Tex.;Mexico.
|reference=None
|publication title=Proc. Amer. Acad. Arts
|publication year=1886
|special status=
|source xml=
|genus=Metastelma
|species=Metastelma pringlei
}}<!--

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