
Rocky Mountain Beardtongue
penstemon strictus
The Rocky Mountain Beardtongue (Penstemon strictus) is a vibrant, clump-forming perennial wildflower native to the western United States, particularly the mountain and plateau regions. Belonging to the plantain family, this hardy species is celebrated for its stunning spikes of deep blue to violet-purple, tubular flowers that bloom from late spring through mid-summer. It plays a vital role in its native ecosystems, acting as a magnet for a wide variety of native pollinators, including bumblebees, solitary bees, and hummingbirds. Adaptable and resilient, this species thrives in dry, rocky soils and is highly drought-tolerant once established. Because of its striking beauty, low maintenance requirements, and ability to thrive in challenging conditions, the Rocky Mountain Beardtongue has also become a highly popular choice for native plant gardens, xeriscaping, and soil erosion control projects in arid regions.
Lebensraum: Found in open pine and juniper woodlands, sagebrush scrub, and montane meadows at elevations ranging from 1,500 to 3,000 meters.
Aussehen
This plant features erect, unbranched stems growing from 30 to 80 centimeters tall, rising above a basal mat of smooth, lance-shaped, evergreen to semi-evergreen leaves. The most striking feature is the one-sided flower spike (thyrse), where numerous tubular, two-lipped flowers cluster. These blossoms range in color from a brilliant violet-blue to rich purple, with a throat that is often streaked with delicate magenta lines. Inside the flower, the sterile stamen (the 'beardtongue') is typically hairless or has very sparse yellow hairs, distinguishing it from other similar-looking Penstemon species.

Kategorie
PflanzenSeltenheit
Common
Gefahr
1/5 · Sehr gering
Snaps
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Interessante Fakten
Despite its common name beardtongue, Penstemon strictus actually has a mostly hairless sterile stamen, making it smoother than many of its relatives.
The genus name Penstemon comes from Greek words meaning five stamens, referring to the characteristic fifth sterile stamen inside each flower.
This plant is highly valued for erosion control because its fibrous root system binds loose, rocky mountain soils together.
Besondere Fähigkeiten
Drought Resistance
Features a deep, robust root system and thick, leathery leaves that allow it to conserve water and survive in arid, rocky soils.
Pollinator Magnet
The tubular shape and vivid blue-purple coloration of its flowers are specifically evolved to attract long-tongued bees and hummingbirds.
Winter Evergreen
Maintains a low-growing basal rosette of leaves throughout the winter, allowing it to photosynthesize immediately when spring arrives.
Maße und Details
- Länge
- 30-80 cm
- Lebenserwartung
- 3-8 Jahre
Ernährung und Fütterung
As a photoautotrophic plant, it synthesizes its own food using sunlight, water, and carbon dioxide through the process of photosynthesis.
Hauptnahrung
- Sunlight
- Water
- Carbon dioxide
- Soil minerals
Ökologische Zusammenhänge
Hunt's Bumble Bee
Bombus huntii
Serves as a primary pollinator, seeking nectar inside the tubular flowers.
Broad-tailed Hummingbird
Selasphorus platycercus
Visits the vibrant purple flowers for nectar, facilitating cross-pollination.
Anicia Checkerspot
Euphydryas anicia
Larvae feed on the foliage of the plant, which serves as an important host.
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Sicherheit
Gefahr
1/5 · Sehr gering
Noch keine besonderen Sicherheitshinweise.
Häufig gestellte Fragen
Wie identifiziert man Rocky Mountain Beardtongue?
Der einfachste Weg, Rocky Mountain Beardtongue zu bestimmen, ist die Verwendung der Naturführer-App Snappit.
Was ist der/die/das länge von Rocky Mountain Beardtongue?
30-80 cm
Was ist der/die/das lebenserwartung von Rocky Mountain Beardtongue?
3-8 Jahre
Was frisst Rocky Mountain Beardtongue?
As a photoautotrophic plant, it synthesizes its own food using sunlight, water, and carbon dioxide through the process of photosynthesis.
Wo findet man Rocky Mountain Beardtongue normalerweise?
Found in open pine and juniper woodlands, sagebrush scrub, and montane meadows at elevations ranging from 1,500 to 3,000 meters.
Snap-Karte
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Neueste Snaps
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Wo zu sehen

New Mexico, US
Cumbres and Toltec Scenic Railroad
Hier kann man sehen Rocky Mountain Beardtongue und Balkan-Leinkraut.
Führer anzeigen →

Colorado, US
Leadville Historic District
Hier kann man sehen Weidenröschen, Geruchlose Kamille und Zitterpappel.
Führer anzeigen →

Colorado, US
Redstone Coke Oven Historic District
Hier kann man sehen Rotlaub-Hartriegel, Kriechende Mahonie und Gelber Steinklee.
Führer anzeigen →












