Difference between revisions of "Penstemon fruticiformis"
Contr. U.S. Natl. Herb. 4: 170. 1893. (as Pentstemon)
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|place=4: 170. 1893 | |place=4: 170. 1893 | ||
|year=1893 | |year=1893 | ||
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|common_names=Death Valley beardtongue | |common_names=Death Valley beardtongue | ||
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| − | |distribution= | + | |distribution=Calif.;Nev. |
|discussion=<p>Varieties 2 (2 in the flora).</p><!-- | |discussion=<p>Varieties 2 (2 in the flora).</p><!-- | ||
--><p><i>Penstemon fruticiformis</i> is known from the Mojave Desert. Specimens from the Kingston Range and the eastern flank of the southern Sierra <i>Nevada</i> sometimes combine features of <i>P. fruticiformis</i> and <i>P. incertus</i>.</p> | --><p><i>Penstemon fruticiformis</i> is known from the Mojave Desert. Specimens from the Kingston Range and the eastern flank of the southern Sierra <i>Nevada</i> sometimes combine features of <i>P. fruticiformis</i> and <i>P. incertus</i>.</p> | ||
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|basionyms= | |basionyms= | ||
|family=Plantaginaceae | |family=Plantaginaceae | ||
| − | |distribution= | + | |distribution=Calif.;Nev. |
|reference=None | |reference=None | ||
|publication title=Contr. U.S. Natl. Herb. | |publication title=Contr. U.S. Natl. Herb. | ||
|publication year=1893 | |publication year=1893 | ||
|special status=Endemic | |special status=Endemic | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V17/V17_603.xml |
|genus=Penstemon | |genus=Penstemon | ||
|subgenus=Penstemon subg. Penstemon | |subgenus=Penstemon subg. Penstemon | ||
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| − | -->[[Category:Treatment]][[Category:Penstemon sect. Spectabiles]] | + | --> |
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| + | [[Category:Treatment]] | ||
| + | [[Category:Penstemon sect. Spectabiles]] | ||
| + | [[Category:Revised Since Print]] | ||
Latest revision as of 19:17, 6 November 2020
Shrubs or subshrubs. Stems ascending to erect, 30–60 cm, glaucous. Leaves: cauline 6–12 pairs, sessile or short-petiolate, (12–)25–65 × 2–8 mm, blade lanceolate to linear, sometimes oblanceolate, base truncate or tapered, margins entire, rarely ± serrulate distally, apex obtuse to acute. Thyrses interrupted, cylindric, 8–30 cm, axis glabrous, verticillasters 3–8, cymes 1–3-flowered; proximal bracts lanceolate to linear, 9–28 × 2–5 mm; peduncles and pedicels spreading to ascending, glabrous. Flowers: calyx lobes depressed-ovate to round or ovate, 3.5–6.5 × 2.5–5 mm, glabrous; corolla bluish lavender to lavender or light pink, with reddish purple nectar guides, strongly bilabiate, ventricose-ampliate, 22–28 mm, glabrous or glandular-pubescent externally, moderately to densely white-lanate internally abaxially, sometimes also sparsely to densely glandular-pubescent internally, tube 6–8 mm, length 1–1.5 times calyx lobes, throat abruptly inflated, constricted at orifice, 8–14 mm diam., 2-ridged abaxially; stamens included, filaments of shorter pair glandular-puberulent proximally, pollen sacs explanate to subexplanate, 1.6–2.2 mm, sutures smooth; staminode 15–19 mm, exserted, 0.6–0.8 mm diam., tip recurved, distal 8–9 mm moderately pilose to lanate, hairs yellow, to 2.5 mm; proximal 5–6 mm glandular-pubescent; style 19–24 mm, glabrous. Capsules 9–13 × 5–7 mm, glabrous. 2n = 16.
Distribution
Calif., Nev.
Discussion
Varieties 2 (2 in the flora).
Penstemon fruticiformis is known from the Mojave Desert. Specimens from the Kingston Range and the eastern flank of the southern Sierra Nevada sometimes combine features of P. fruticiformis and P. incertus.
Selected References
None.
Key
| 1 | Corollas glabrous externally; calyx lobes depressed-ovate to round or ovate, 3.5–5 × 3.2–5 mm. | Penstemon fruticiformis var. fruticiformis |
| 1 | Corollas ± glandular-pubescent externally; calyx lobes ovate, 4.5–6.5 × 2.5–4 mm. | Penstemon fruticiformis var. amargosae |