View source for Viola hallii

{{Treatment/ID
|accepted_name=Viola hallii
|accepted_authority=A. Gray
|publications={{Treatment/Publication
|title=Proc. Amer. Acad. Arts
|place=8: 377. 1872
|year=1872
}}
|common_names=Hall’s violet;wild pansy
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms=
|synonyms=
|hierarchy=Violaceae;Viola;Viola hallii
|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 hallii]]</div></div>
|volume=Volume 6
|mention_page=page 111, 116, 129
|treatment_page=page 133
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>perennial, caulescent, not stoloniferous, 5–22 cm. <b>Stems</b> 1–3, decumbent or ascending to erect, ca. 1/2 subterranean, glabrous, clustered on single, short, vertical, deep-seated caudex. <b>Leaves</b> basal and cauline; basal: 1–4, palmately compound, ± 2-ternate or 3-ternate, leaflets 3; stipules adnate to petiole, forming 2 linear-lanceolate wings, unlobed, margins entire, apex of each wing free, acute; petiole 5–8 cm, glabrous; blade ovate to deltate, 2.8–6 × 2.6–6.5 cm, ± coriaceous, base tapered, ultimate lobes narrowly elliptic, lanceolate, or oblanceolate, 1–7 mm wide, margins entire, ciliate or eciliate, apex acute, mucronulate, surfaces glabrous; cauline similar to basal except: stipules usually lanceolate, sometimes broadly ovate, ± leaflike, margins toothed; petiole 1.3–6 cm; blade 2–4.8 × 1.2–5.5 cm. <b>Peduncles</b> 2.5–11 cm, glabrous. <b>Flowers</b>: sepals lanceolate to ovate, margins ciliate, auricles 0.5–1 mm; petals: upper 2 almost black abaxially, dark reddish violet adaxially, lower 3 pale yellow, cream, or ± white, lateral 2 bearded, with deep yellow to orange patch basally, dark reddish violet-veined, lowest with deep yellow to orange patch basally, dark reddish violet-veined, 5–18 mm, spur yellow, gibbous, 0.5–2 mm; style head bearded; cleistogamous flowers absent. <b>Capsules</b> ellipsoid, 4–12 mm, glabrous. <b>Seeds</b> light brown, shiny, 3.2–3.5 mm. <b>2n</b> = 60, 72.</span><!--

-->{{Treatment/Body
|phenology=Flowering Apr–Jul.
|habitat=Open forests, grassy hills, chaparral, frequently serpentine or gravelly soil
|elevation=500–2100 m
|distribution=Calif.;Oreg.
|discussion=<p>Viola hallii was discovered on the grounds of Willamette University in Salem, Oregon, by Elihu Hall, a professor at that institution (V. B. Baird 1942). Leaves of V. hallii are similar to V. beckwithii.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Viola hallii
|author=
|authority=A. Gray
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Violaceae
|phenology=Flowering Apr–Jul.
|habitat=Open forests, grassy hills, chaparral, frequently serpentine or gravelly soil
|elevation=500–2100 m
|distribution=Calif.;Oreg.
|reference=None
|publication title=Proc. Amer. Acad. Arts
|publication year=1872
|special status=Endemic
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V6/V6_223.xml
|genus=Viola
|species=Viola hallii
}}<!--

-->[[Category:Treatment]][[Category:Viola]]