View source for Penstemon stenophyllus

{{Treatment/ID
|accepted_name=Penstemon stenophyllus
|accepted_authority=A. Gray in W. H. Emory
|publications={{Treatment/Publication
|title=Rep. U.S. Mex. Bound.
|place=2(1): 112. 1859
|year=1859
}}
|common_names=Sonoran beardtongue
|basionyms=
|synonyms=
|hierarchy=Plantaginaceae;Penstemon;Penstemon subg. Penstemon;Penstemon sect. Chamaeleon;Penstemon stenophyllus
|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. Chamaeleon]]</div><div class="higher-taxon"><small>species</small>[[Penstemon stenophyllus]]</div></div>
|volume=Volume 17
|mention_page=page 108, 110
|treatment_page=page 109
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Stems </b>20–90 cm, retrorsely hairy, sometimes glabrescent. <b>Leaves</b> glabrous or retrorsely hairy; basal and proximal cauline 16–80 × 3–10 mm, blade oblanceolate to lanceolate, base tapered, margins entire, apex obtuse to acute; cauline 6–15(–20) pairs, 45–150 × 1–6 mm, blade linear, base tapered, apex acute to acuminate. <b>Thyrses</b> cylindric to ± secund, 10–35 cm, axis glabrous, verticillasters (2–)5–8, cymes (1 or)2–4(or 5)-flowered; proximal bracts linear, 8–30(–80) × 0.5–2 mm; peduncles and pedicels glabrous or pedicels rarely glandular-pubescent. <b>Flowers</b>: calyx lobes elliptic to ovate, 4.2–7(–8.5) × 2–2.6(–3.5) mm, glabrous, rarely glandular-pubescent; corolla violet to blue, lavender, or purple, lined internally abaxially with reddish purple nectar guides, ventricose, 23–37 mm, glabrous internally, tube 7–10 mm, throat abruptly inflated, 9–10 mm diam., slightly 2-ridged abaxially; stamens included, pollen sacs parallel to divergent, 1.6–1.8 mm, sutures denticulate, teeth to 0.2 mm; staminode 20–23 mm, exserted, 1.8–2.6 mm diam.; style 20–24 mm. <b>Capsules</b> 9–15 × 6–9 mm.</span><!--

-->{{Treatment/Body
|phenology=Flowering Jul–Oct.
|habitat=Desert grasslands, openings in pine and pine-oak woodlands.
|elevation=1200–1700 m.
|distribution=Ariz.;Mexico (Chihuahua;Durango;Sonora;Zacatecas).
|discussion=<p>In the flora area, <i>Penstemon stenophyllus</i> is known from the Huachuca and Patagonia mountains in Cochise and Santa Cruz counties. In Mexico, populations occur primarily along the Sierra Madre Occidental southward to central Durango at elevations to 2300 m.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Penstemon stenophyllus
|authority=A. Gray in W. H. Emory
|rank=species
|parent rank=section
|synonyms=
|basionyms=
|family=Plantaginaceae
|phenology=Flowering Jul–Oct.
|habitat=Desert grasslands, openings in pine and pine-oak woodlands.
|elevation=1200–1700 m.
|distribution=Ariz.;Mexico (Chihuahua;Durango;Sonora;Zacatecas).
|reference=None
|publication title=Rep. U.S. Mex. Bound.
|publication year=1859
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V17/V17_290.xml
|genus=Penstemon
|subgenus=Penstemon subg. Penstemon
|section=Penstemon sect. Chamaeleon
|species=Penstemon stenophyllus
}}<!--

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