Difference between revisions of "Penstemon parvulus"

(A. Gray) Krautter

Contr. Bot. Lab. Morris Arbor. Univ. Pennsylvania 3: 193. 1908.

Endemic
Basionym: Penstemon azureus var. parvulus A. Gray in A. Gray et al.
Synonyms: P. azureus subsp. parvulus (A. Gray) D. D. Keck
Treatment appears in FNA Volume 17. Treatment on page 239. Mentioned on page 230.
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|elevation=500–2500(–3000) m.
 
|elevation=500–2500(–3000) m.
 
|distribution=Calif.;Oreg.
 
|distribution=Calif.;Oreg.
|discussion=<p>Penstemon parvulus occurs in the Klamath Ranges of northern California and southwestern Oregon and in the southern High Sierra Nevada of south-central California.</p>
+
|discussion=<p><i>Penstemon parvulus</i> occurs in the Klamath Ranges of northern California and southwestern Oregon and in the southern High Sierra <i>Nevada</i> of south-central California.</p>
 
|tables=
 
|tables=
 
|references=
 
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|publication year=1908
 
|publication year=1908
 
|special status=Endemic
 
|special status=Endemic
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V17/V17_577.xml
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V17/V17_577.xml
 
|genus=Penstemon
 
|genus=Penstemon
 
|subgenus=Penstemon subg. Penstemon
 
|subgenus=Penstemon subg. Penstemon

Revision as of 15:01, 18 September 2019

Herbs or subshrubs. Stems ascending to erect, (10–)15–40 cm, glabrous, glaucous. Leaves cauline, opposite, glabrous, sometimes proximals retrorsely hairy, hairs pointed, usually glaucous; cauline 3–8 pairs, short-petiolate or sessile, (6–)10–50 × (2–)4–9 mm, blade oblanceolate to oblong or lanceolate, base tapered to truncate or cordate, margins entire, apex obtuse to acute. Thyrses continuous, cylindric, 4–11 cm, axis glabrous, verticillasters 4 or 5, cymes 2–4-flowered, 2 per node; proximal bracts ovate to oblong or lanceolate, 4–34 × 2–8 mm; peduncles and pedicels ascending to erect, glabrous. Flowers: calyx lobes obovate to ovate or lanceolate, 3–5 × 1.5–2.5 mm, glabrous; corolla blue to violet or purple, without nectar guides, ventricose, 14–20 mm, glabrous externally, glabrous internally, tube 4–5 mm, throat gradually inflated, 5–7 mm diam., 2-ridged abaxially; stamens included, filaments glabrous, pollen sacs parallel, 1.4–1.8 mm, distal 1/3–1/2 indehiscent, sides hispidulous, hairs white, to 0.3 mm near filament attachment, sometimes sparsely so, sutures denticulate, teeth to 0.2 mm; staminode 10–12 mm, included, 0.4–0.6 mm diam., glabrous or distal 0.5 mm sparsely pubescent, hairs whitish, to 0.2 mm; style 11–14 mm. Capsules 5–8 × 3.5–5 mm. 2n = 32.


Phenology: Flowering Jun–Aug.
Habitat: Rocky, open foothills and montane forests.
Elevation: 500–2500(–3000) m.

Discussion

Penstemon parvulus occurs in the Klamath Ranges of northern California and southwestern Oregon and in the southern High Sierra Nevada of south-central California.

Selected References

None.

Lower Taxa

None.
... more about "Penstemon parvulus"
Craig C. Freeman +
(A. Gray) Krautter +
Penstemon azureus var. parvulus +
Calif. +  and Oreg. +
500–2500(–3000) m. +
Rocky, open foothills and montane forests. +
Flowering Jun–Aug. +
Contr. Bot. Lab. Morris Arbor. Univ. Pennsylvania +
P. azureus subsp. parvulus +
Penstemon parvulus +
Penstemon sect. Saccanthera +
species +