View source for Penstemon albidus

{{Treatment/ID
|accepted_name=Penstemon albidus
|accepted_authority=Nuttall
|publications={{Treatment/Publication
|title=Gen. N. Amer. Pl.
|place=2: 53. 1818
|year=1818
}}
|common_names=White beardtongue
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms=
|synonyms=
|hierarchy=Plantaginaceae;Penstemon;Penstemon subg. Penstemon;Penstemon sect. Cristati;Penstemon albidus
|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 albidus]]</div></div>
|volume=Volume 17
|mention_page=page 125, 126
|treatment_page=page 128
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Stems </b>ascending to erect, (10–)15–50(–55) cm, retrorsely hairy proximally, glandular-pubescent distally. <b>Leaves</b> basal and cauline, not leathery, glabrate or puberulent to scabrous; basal and proximal cauline petiolate, 20–85(–110) × (4–)7–18(–20) mm, blade oblanceolate or obovate to lanceolate, base tapered, margins entire to obscurely or distinctly serrate, apex obtuse to acute; cauline 2–5(or 6) pairs, sessile or proximals short-petiolate, 25–65 × (3–)7–19(–21) mm, blade ovate to lanceolate, base tapered to clasping, margins entire or serrate to dentate, apex acute. <b>Thyrses</b> continuous or interrupted, cylindric, 4–24(–30) cm, axis densely glandular-pubescent, verticillasters (2 or)3–10, cymes 2–7-flowered, 2 per node; proximal bracts lanceolate, 17–65 × 3–17 mm; peduncles and pedicels densely glandular-pubescent. <b>Flowers</b>: calyx lobes ovate to lanceolate, 4–7 × 1.5–3 mm, glandular-pubescent; corolla white, rarely tinged pink or lavender, with red or reddish purple nectar guides, funnelform, (12–)16–20 mm, glandular-pubescent internally, tube 4–6 mm, throat gradually inflated, not constricted at orifice, (4–)6–8 mm diam., rounded abaxially; stamens included, pollen sacs opposite, explanate, 0.7–1.1 mm, dehiscing completely, sutures smooth; staminode 8–9 mm, included, 0.3–0.4 mm diam., tip straight to recurved, distal 3–6 mm sparsely to moderately villous, hairs yellowish, to 1 mm; style 9–11(–13) mm. <b>Capsules</b> 8–12 × 4–7 mm. <b>2n</b> = 16.</span><!--

-->{{Treatment/Body
|phenology=Flowering Apr–Jul(–Sep).
|habitat=Silty or gravelly soils, mixed-grass and shortgrass prairies.
|elevation=300–1800 m.
|distribution=Alta.;Man.;Ont.;Sask.;Colo.;Iowa;Kans.;Minn.;Mont.;Nebr.;N.Mex.;N.Dak.;Okla.;S.Dak.;Tex.;Wyo.
|discussion=<p><i>Penstemon albidus</i> is remarkably uniform throughout its range. It probably is introduced in Ontario.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Penstemon albidus
|authority=Nuttall
|rank=species
|parent rank=section
|synonyms=
|basionyms=
|family=Plantaginaceae
|phenology=Flowering Apr–Jul(–Sep).
|habitat=Silty or gravelly soils, mixed-grass and shortgrass prairies.
|elevation=300–1800 m.
|distribution=Alta.;Man.;Ont.;Sask.;Colo.;Iowa;Kans.;Minn.;Mont.;Nebr.;N.Mex.;N.Dak.;Okla.;S.Dak.;Tex.;Wyo.
|reference=None
|publication title=Gen. N. Amer. Pl.
|publication year=1818
|special status=Endemic
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V17/V17_329.xml
|genus=Penstemon
|subgenus=Penstemon subg. Penstemon
|section=Penstemon sect. Cristati
|species=Penstemon albidus
}}<!--

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