View source for Penstemon watsonii

{{Treatment/ID
|accepted_name=Penstemon watsonii
|accepted_authority=A. Gray
|publications={{Treatment/Publication
|title=in A. Gray et al., Syn. Fl. N. Amer.
|place=2(1): 267. 1878
|year=1878
|other_info_on_pub=(as Pentstemon watsoni)
}}
|common_names=Watson’s beardtongue
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms=
|synonyms=
|hierarchy=Plantaginaceae;Penstemon;Penstemon subg. Penstemon;Penstemon sect. Penstemon;Penstemon watsonii
|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. Penstemon]]</div><div class="higher-taxon"><small>species</small>[[Penstemon watsonii]]</div></div>
|volume=Volume 17
|mention_page=page 187, 219, 227
|treatment_page=page 226
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs.</b> Stems ascending to erect, 25–60 cm, glabrous or sparsely puberulent, not glaucous. <b>Leaves</b> essentially cauline, basal absent or poorly developed, not leathery, glabrous or puberulent; cauline 4–8 pairs, short-petiolate or sessile, 30–70(–80) × 8–18(–35) mm, blade oblanceolate to lanceolate, base tapered or clasping, margins entire, apex obtuse to acute. <b>Thyrses</b> continuous or interrupted, cylindric, (1.5–)5–16 cm, axis ± retrorsely hairy, verticillasters 2–6(–10), cymes (2–)6–14-flowered, 2 per node; proximal bracts lanceolate to linear, rarely ovate, 3–60 × 1–23 mm, margins entire; peduncles and pedicels ascending to erect, ± retrorsely hairy. <b>Flowers</b>: calyx lobes broadly ovate, 1.8–3(–3.5) × 1.4–2 mm, apex obtuse to acute or short-cuspidate, glabrous; corolla blue to violet or purple, with faint reddish purple nectar guides, funnelform, 12–16(–18) mm, glabrous externally, sparsely white-villous internally abaxially, tube 4–5 mm, throat gradually inflated, 3–6 mm diam., 2-ridged abaxially; stamens included or longer pair slightly exserted, pollen sacs opposite, navicular, 0.9–1 mm, dehiscing completely, connective splitting, sides glabrous, sutures papillate; staminode 8–9 mm, reaching orifice, 0.2–0.3 mm diam., tip slightly recurved, distal 3–4 mm moderately to densely villous, hairs golden yellow, to 1 mm; style 9–13 mm. <b>Capsules</b> 4–7 × 3.5–5 mm, glabrous. <b>2n</b> = 16.</span><!--

-->{{Treatment/Body
|phenology=Flowering May–Aug.
|habitat=Dry, rocky slopes, sagebrush shrublands, pine-oak and pine woodlands.
|elevation=1700–3200 m.
|distribution=Ariz.;Colo.;Idaho;Nev.;Utah;Wyo.
|discussion=<p><i>Penstemon watsonii</i> is known from mountain ranges throughout the Intermountain Region. <i>Penstemon laxus</i>, which has been included as a variety of this species, has corollas 2–3 mm in diameter and densely white-villous internally abaxially, and is known from south-central Idaho north of the Snake River. <i>Penstemon watsonii</i> does enter extreme south-central Idaho but is not known to occur north of the Snake River.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Penstemon watsonii
|authority=A. Gray
|rank=species
|parent rank=section
|synonyms=
|basionyms=
|family=Plantaginaceae
|phenology=Flowering May–Aug.
|habitat=Dry, rocky slopes, sagebrush shrublands, pine-oak and pine woodlands.
|elevation=1700–3200 m.
|distribution=Ariz.;Colo.;Idaho;Nev.;Utah;Wyo.
|reference=None
|publication title=in A. Gray et al., Syn. Fl. N. Amer.
|publication year=1878
|special status=Endemic
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V17/V17_544.xml
|genus=Penstemon
|subgenus=Penstemon subg. Penstemon
|section=Penstemon sect. Penstemon
|species=Penstemon watsonii
}}<!--

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