View source for Delphinium bicolor

{{Treatment/ID
|accepted_name=Delphinium bicolor
|accepted_authority=Nuttall
|publications={{Treatment/Publication
|title=J. Acad. Nat. Sci. Philadelphia
|place=7: 10. 1834
|year=1834
}}
|common_names=Flathead larkspur;low larkspur;little larkspur
|special_status={{Treatment/ID/Special_status
|code=W2
|label=
}}{{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}{{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms=
|synonyms=
|hierarchy=Ranunculaceae;Delphinium;Delphinium sect. Diedropetala;Delphinium subsect. Bicoloria;Delphinium bicolor
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Ranunculaceae]]</div><div class="higher-taxon"><small>genus</small>[[Delphinium]]</div><div class="higher-taxon"><small>section</small>[[Delphinium sect. Diedropetala]]</div><div class="higher-taxon"><small>subsection</small>[[Delphinium subsect. Bicoloria]]</div><div class="higher-taxon"><small>species</small>[[Delphinium bicolor]]</div></div>
|volume=Volume 3
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Stems </b>10-40(-70) cm; base often reddish, glabrous to puberulent. <b>Leaves</b> mostly on proximal 1/3 of stem; basal leaves (0-)2-7 at anthesis; cauline leaves 3-6 at anthesis; petiole 0.3-8 cm. <b>Leaf</b> blade round, 1-4 × 1.5-7 cm, glabrous to puberulent; ultimate lobes 3-19, width 1-8 mm (basal), 1-3 mm (cauline). <b>Inflorescences</b> 3-12(-22)-flowered; pedicel 1-4(-8) cm, ± puberulent; bracteoles 2-7(-17) mm from flowers, green, sometimes white-margined, lanceolate, 4-6(-8) mm, puberulent. <b>Flowers</b>: sepals dark blue, puberulent, lateral sepals usually spreading, 16-21 × 6-12 mm, spurs straight to gently decurved, ascending 0-40° above horizontal, 13-23 mm; lower petal blades covering stamens, 7-12 mm, clefts 0.1-3 mm; hairs sparse, short, mostly on inner lobes below junction of blade and claw, white or yellow. <b>Fruits</b> (12-)16-22 mm, 4-4.5 times longer than wide, usually puberulent. <b>Seeds</b> often winged; seed coat cells with surfaces ± smooth.</span><!--

-->{{Treatment/Body
|distribution=Alta.;B.C.;Sask.;Idaho;Mont.;N.Dak.;Nebr.;S.Dak.;Wyo.
|discussion=<p>Subspecies 2 (2 in the flora).</p><!--
--><p><i>Delphinium bicolor</i> is closely related to <i>D. glareosum</i>; it differs in its wider-lobed cauline leaves, shallower petal clefts, and narrower fruits.</p><!--
--><p>The Gosiute consider this plant to be poisonous (D. E. Moerman 1986, subspecies not specified).</p>
|tables=
|references=
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Sepals (especially in fresh material) dark blue to purple; cleft in lower petals 2 mm or less; soils not derived from limestone.
|[[Delphinium bicolor subsp. bicolor|Delphinium bicolor subsp. bicolor]]
|-id=key-0-1
|1
|Sepals (especially in fresh material) bright dark blue; cleft in lower petals at least 2 mm; soils derived from limestone.
|[[Delphinium bicolor subsp. calcicola|Delphinium bicolor subsp. calcicola]]
|}
</div></div><!--

-->{{#Taxon:
name=Delphinium bicolor
|authority=Nuttall
|rank=species
|parent rank=subsection
|synonyms=
|basionyms=
|family=Ranunculaceae
|distribution=Alta.;B.C.;Sask.;Idaho;Mont.;N.Dak.;Nebr.;S.Dak.;Wyo.
|reference=None
|publication title=J. Acad. Nat. Sci. Philadelphia
|publication year=1834
|special status=W2;Illustrated;Endemic
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V3/V3_282.xml
|genus=Delphinium
|section=Delphinium sect. Diedropetala
|subsection=Delphinium subsect. Bicoloria
|species=Delphinium bicolor
}}<!--

-->

[[Category:Treatment]]
[[Category:Delphinium subsect. Bicoloria]]
[[Category:Revised Since Print]]