View source for Penstemon ophianthus

{{Treatment/ID
|accepted_name=Penstemon ophianthus
|accepted_authority=Pennell
|publications={{Treatment/Publication
|title=Contr. U.S. Natl. Herb.
|place=20: 343. 1920
|year=1920
}}
|common_names=Arizona beardtongue
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Penstemon jamesii subsp. ophianthus
|authority=(Pennell) D. D. Keck
|rank=subspecies
}}
|hierarchy=Plantaginaceae;Penstemon;Penstemon subg. Penstemon;Penstemon sect. Cristati;Penstemon ophianthus
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Plantaginaceae]]</div><div class="higher-taxon"><small>genus</small>[[Penstemon]]</div><div class="higher-taxon"><small>subgenus</small>[[Penstemon subg. Penstemon]]</div><div class="higher-taxon"><small>section</small>[[Penstemon sect. Cristati]]</div><div class="higher-taxon"><small>species</small>[[Penstemon ophianthus]]</div></div>
|volume=Volume 17
|mention_page=page 127, 142
|treatment_page=page 141
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Stems </b>ascending to erect, (10–)13–36(–40) cm, glabrous or sparsely retrorsely hairy proximally, sometimes also sparsely glandular-pubescent. <b>Leaves</b> basal and cauline, not leathery, glabrous or sparsely retrorsely hairy along midvein; basal and proximal cauline petiolate, 16–75(–120) × 6–15(–22) mm, blade oblanceolate, base tapered, margins entire or sinuate-dentate, apex obtuse to acute; cauline 2–4 pairs, short-petiolate or sessile, 25–105 × 2–12 mm, blade lanceolate to linear, base tapered, margins entire or sinuate-dentate to dentate, apex acute, rarely obtuse. <b>Thyrses</b> interrupted to compact, secund, 6–20 cm, axis densely glandular-pubescent, verticillasters 4–9, cymes (1–)3–7-flowered, 2 per node; proximal bracts lanceolate, 12–70 × 2–8 mm; peduncles and pedicels glandular-pubescent. <b>Flowers</b>: calyx lobes lanceolate, 6–9 × 1.3–2.2 mm, glandular-pubescent; corolla lavender to violet, with deep violet nectar guides, ventricose-ampliate, 14–20(–22) mm, moderately white-pilose and glandular-pubescent internally abaxially, tube 5–8 mm, throat abruptly inflated, not constricted at orifice, 7–11 mm diam., rounded abaxially; stamens included, pollen sacs opposite, explanate, 0.8–1.2 mm, dehiscing completely, sutures smooth; staminode 11–13 mm, prominently exserted, 0.7–0.9 mm diam., tip recurved, distal 8–9 mm densely lanate, hairs yellow, to 2 mm, and medial hairs shorter, stiffer, and retrorse; style 11–13 mm. <b>Capsules</b> 6–11 × 5–6 mm.</span><!--

-->{{Treatment/Body
|phenology=Flowering May–Jun.
|habitat=Sandy, gravelly, or clayey soils, sagebrush shrublands, pinyon-juniper and oak woodlands, ponderosa pine forests.
|elevation=1500–2300 m.
|distribution=Ariz.;Colo.;N.Mex.;Utah.
|discussion=<p><i>Penstemon ophianthus</i> is confused most often with <i>P. jamesii</i> and less often with <i>P. breviculus</i>.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Penstemon ophianthus
|authority=Pennell
|rank=species
|parent rank=section
|synonyms=Penstemon jamesii subsp. ophianthus
|basionyms=
|family=Plantaginaceae
|phenology=Flowering May–Jun.
|habitat=Sandy, gravelly, or clayey soils, sagebrush shrublands, pinyon-juniper and oak woodlands, ponderosa pine forests.
|elevation=1500–2300 m.
|distribution=Ariz.;Colo.;N.Mex.;Utah.
|reference=None
|publication title=Contr. U.S. Natl. Herb.
|publication year=1920
|special status=Endemic
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V17/V17_363.xml
|genus=Penstemon
|subgenus=Penstemon subg. Penstemon
|section=Penstemon sect. Cristati
|species=Penstemon ophianthus
}}<!--

-->[[Category:Treatment]][[Category:Penstemon sect. Cristati]]