View source for Viola rostrata

{{Treatment/ID
|accepted_name=Viola rostrata
|accepted_authority=Pursh
|publications={{Treatment/Publication
|title=Fl. Amer. Sept.
|place=1: 174. 1813
|year=1813
}}
|common_names=Long-spurred violet;violette rostrée
|special_status={{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Lophion rostratum
|authority=(Pursh) Nieuwland & Kaczmarek
|rank=species
}}
|hierarchy=Violaceae;Viola;Viola rostrata
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Violaceae]]</div><div class="higher-taxon"><small>genus</small>[[Viola]]</div><div class="higher-taxon"><small>species</small>[[Viola rostrata]]</div></div>
|volume=Volume 6
|mention_page=page 117, 135
|treatment_page=page 154
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>perennial, caulescent, not stoloniferous, 5–20 cm. <b>Stems</b> 1–7, ascending to erect (often declining during anthesis), glabrous, on caudex from fleshy rhizome. <b>Leaves</b> basal and cauline; basal: 1–5; stipules lanceolate, margins laciniate, apex acute; petiole 1–9.6 cm, glabrous; blade sometimes purple-spotted abaxially and/or adaxially, reniform to ovate, 1–4.5 × 1–4 cm, base broadly cordate to cordate, margins crenate to serrate, mostly eciliate, apex obtuse to acute, surfaces usually pubescent, mostly adaxially toward base, sometimes glabrous; cauline similar to basal except: petiole 0.4–4 cm; distal cauline blades ovate to deltate, 1–4.5 × 1–4 cm, base cordate, apex acuminate to acute. <b>Peduncles</b> 5–9 cm, usually glabrous. <b>Flowers</b>: sepals lanceolate, margins eciliate, auricles 1–2 mm; petals pale lavender-violet on both surfaces, all white basally, lower 3 purple-black-veined, all beardless, lowest 8–20 mm, spur white, purple, or lavender-tinged, elongated, 10–20 mm; style head beardless; cleistogamous flowers axillary. <b>Capsules</b> ellipsoid, 4–6 mm, glabrous. <b>Seeds</b> beige to bronze, 1.3–2 mm. <b>2n</b> = 20.</span><!--

-->{{Treatment/Body
|phenology=Flowering Apr–May.
|habitat=Rich, mesic to dry, well-drained woodlands, mountains
|elevation=200–1800 m
|distribution=Ont.;Que.;Ala.;Conn.;Ga.;Ind.;Ky.;Md.;Mass.;Mich.;N.J.;N.Y.;N.C.;Ohio;Pa.;S.C.;Tenn.;Vt.;Va.;W.Va.;Wis.;e Asia (Japan).
|discussion=<p><i>Viola rostrata</i> has the longest spur of any North American <i>Viola</i> species.</p><!--
--><p><i>Viola rostrata</i> reportedly hybridizes with <i>V. labradorica</i> (= V. ×malteana House) and <i>V. striata</i> (= V. ×brauniae Grover ex Cooperrider).</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Viola rostrata
|authority=Pursh
|rank=species
|parent rank=genus
|synonyms=Lophion rostratum
|basionyms=
|family=Violaceae
|phenology=Flowering Apr–May.
|habitat=Rich, mesic to dry, well-drained woodlands, mountains
|elevation=200–1800 m
|distribution=Ont.;Que.;Ala.;Conn.;Ga.;Ind.;Ky.;Md.;Mass.;Mich.;N.J.;N.Y.;N.C.;Ohio;Pa.;S.C.;Tenn.;Vt.;Va.;W.Va.;Wis.;e Asia (Japan).
|reference=None
|publication title=Fl. Amer. Sept.
|publication year=1813
|special status=Illustrated
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V6/V6_275.xml
|genus=Viola
|species=Viola rostrata
}}<!--

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