View source for Delphinium geyeri

{{Treatment/ID
|accepted_name=Delphinium geyeri
|accepted_authority=Greene
|publications={{Treatment/Publication
|title=Erythea
|place=2: 189. 1894
|year=1894
}}
|common_names=Geyer's larkspur;poisonweed
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}{{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}{{Treatment/ID/Special_status
|code=W
|label=Weedy
}}
|basionyms=
|synonyms=
|hierarchy=Ranunculaceae;Delphinium;Delphinium sect. Diedropetala;Delphinium subsect. Wislizenana;Delphinium geyeri
|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. Wislizenana]]</div><div class="higher-taxon"><small>species</small>[[Delphinium geyeri]]</div></div>
|volume=Volume 3
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Stems </b>(15-)30-60(-80) cm; base usually reddish, puberulent. <b>Leaves</b> distribution variable; basal leaves 0-4 at anthesis; cauline leaves 4-22 at anthesis; petiole 0.4-10 cm. <b>Leaf</b> blade light green, ± round, 1-5 × 1-6 cm, densely pubescent; ultimate lobes 7-20, width 2-5 mm (basal), 2-4 mm (cauline), apex gradually tapering to point; veins obscure. <b>Inflorescences</b> 6-30(-60)-flowered, ± open, cylindric; pedicel ascending to spreading, 1-3(-4) cm, puberulent; bracteoles 1-3 mm from flowers, green, lanceolate, 3-6 mm, puberulent. <b>Flowers</b>: sepals bright blue, puberulent, lateral sepals spreading, 10-18 × 4-8 mm, spurs straight to slightly downcurved, ascending 0-30°, 11-16 mm; lower petal blades slightly elevated, ± exposing stamens, 4-8 mm, clefts 0.5-2 mm; hairs centered, densest on inner lobes near base of cleft, white to light yellow. <b>Fruits</b> 11-15 mm, 3-3.5 times longer than wide, sparse puberulent. <b>Seeds</b> unwinged; seed coat cells with margins straight, surfaces ± roughened. <b>2n</b> = 16.</span><!--

-->{{Treatment/Body
|phenology=Flowering late spring–early summer.
|habitat=Grasslands or Artemisia-Cercocarpus scrub
|elevation=1400-3000 m
|distribution=Colo.;Mont.;Nebr.;Utah;Wyo.
|discussion=<p>Apparently closely related to <i>Delphinium stachydeum</i>, <i>D. geyeri</i> is generally smaller, earlier flowering, with more finely dissected leaves and a more eastern geographic distribution.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Delphinium geyeri
|authority=Greene
|rank=species
|parent rank=subsection
|synonyms=
|basionyms=
|family=Ranunculaceae
|phenology=Flowering late spring–early summer.
|habitat=Grasslands or Artemisia-Cercocarpus scrub
|elevation=1400-3000 m
|distribution=Colo.;Mont.;Nebr.;Utah;Wyo.
|reference=None
|publication title=Erythea
|publication year=1894
|special status=Endemic;Illustrated;Weedy
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V3/V3_626.xml
|genus=Delphinium
|section=Delphinium sect. Diedropetala
|subsection=Delphinium subsect. Wislizenana
|species=Delphinium geyeri
}}<!--

-->[[Category:Treatment]][[Category:Delphinium subsect. Wislizenana]]