View source for Carex platyphylla

{{Treatment/ID
|accepted_name=Carex platyphylla
|accepted_authority=J. Carey
|publications={{Treatment/Publication
|title=Amer. J. Sci. Arts, ser.
|place=2, 4: 23. 1847
|year=1847
}}
|common_names=Carex à larges feuilles
|basionyms=
|synonyms=
|hierarchy=Cyperaceae;Carex;Carex sect. Careyanae;Carex platyphylla
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Cyperaceae]]</div><div class="higher-taxon"><small>genus</small>[[Carex]]</div><div class="higher-taxon"><small>section</small>[[Carex sect. Careyanae]]</div><div class="higher-taxon"><small>species</small>[[Carex platyphylla]]</div></div>
|volume=Volume 23
|mention_page=page 443
|treatment_page=page 448
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>densely cespitose. <b>Culms</b> lateral, ascending, lax, or decumbent, very slender, 14–38 cm × 0.2–0.5 mm. <b>Leaves</b>: basal sheaths white or light brown; sheaths green, lighter to white at base, 1–22 mm; blades erect, ascending, or lax, grayish blue-green, midrib strongly developed, 2 lateral veins developed, 5–22 cm × (7–)11–28 mm, older leaves shriveling or dead at tips. <b>Inflorescences</b>: spikes (2–)3(–4) per culm, scattered; peduncles of pistillate spikes exserted 0–2.2 cm; of staminate spikes 0.1–0.8 cm; bracts from middle and proximal portions of culms 1.4–5.2 cm × 2–6 mm. <b>Pistillate</b> spikes: the proximal basal, erect, 6–16 × 2.8–3.8 mm. <b>Staminate</b> spike 1, linear-clavate, 6–14 × 2–4 mm. <b>Pistillate</b> scales keeled, 3–6 × 1.8–2.2 mm, midribs green, margins hyaline or brown tinged outward, apex apicluate or aristate, awn to 2 mm. <b>Staminate</b> scales obovate, 2.7–5 × 1.8–2.2 mm, midribs green, margins hyaline and brownish to purple tinged outward, apex obtuse to acute. <b>Anthers</b> 3.3–4 mm. <b>Perigynia</b> 2–9 per spike, overlapping, ascending, finely many-veined, obovoid, 3–3.2 × 1.8–2 mm; beak short curved. <b>Achenes</b> ovoid, 2.8–3 × 1.6–1.8 mm, slightly concave at maturity, tightly fitting in perigynia. <b>Style</b> ascending through entire orifice. <b>2n</b> = 68, 70, n = 32 + (3), 33 + (3), 33 + (4).</span><!--

-->{{Treatment/Body
|phenology=Fruiting spring.
|habitat=Rich, moist deciduous forests, on rocky or gravelly slopes, soils above limestone, shale, or calcareous metamorphic rocks, often on clay soils
|elevation=100–1100 m
|distribution=N.B.;Ont.;Que.;Conn.;Del.;D.C.;Ind.;Ky.;Maine;Md.;Mass.;Mich.;N.H.;N.J.;N.Y.;N.C.;Ohio;Pa.;R.I.;Tenn.;Vt.;Va.;W.Va.;Wis.
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Carex platyphylla
|author=
|authority=J. Carey
|rank=species
|parent rank=section
|synonyms=
|basionyms=
|family=Cyperaceae
|phenology=Fruiting spring.
|habitat=Rich, moist deciduous forests, on rocky or gravelly slopes, soils above limestone, shale, or calcareous metamorphic rocks, often on clay soils
|elevation=100–1100 m
|distribution=N.B.;Ont.;Que.;Conn.;Del.;D.C.;Ind.;Ky.;Maine;Md.;Mass.;Mich.;N.H.;N.J.;N.Y.;N.C.;Ohio;Pa.;R.I.;Tenn.;Vt.;Va.;W.Va.;Wis.
|reference=None
|publication title=Amer. J. Sci. Arts, ser.
|publication year=1847
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V23/V23_826.xml
|genus=Carex
|section=Carex sect. Careyanae
|species=Carex platyphylla
}}<!--

-->[[Category:Treatment]][[Category:Carex sect. Careyanae]]