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AGAVE AND YUCCA | CACTI | WILDFLOWERS

Penstemon Utahensis, Utah Penstemon


Plants > Wildflowers > Plantaginaceae > Penstemon Utahensis
Utah Penstemon; Pair of five-lobed flowers of penstemon utahensis, along the Grandview Trail, Grand Canyon National Park, Arizona
Pair of five-lobed flowers of penstemon utahensis, along the Grandview Trail, Grand Canyon National Park, Arizona
Common names:
Utah penstemon, Utah firecracker
Family:
Plantain (Plantaginaceae)
Scientific name:
Penstemon utahensis
Main flower color:
Red
Range:
South Utah, north Arizona and south Nevada, plus small adjoining areas of California and Colorado
Height:
Between 1 and 2 feet
Habitat:
Dry, rocky locations; hillsides, sagebrush, pinyon-juniper woodland, canyons; 4,000 to 8,000 feet
Leaves:
Gray-green, lanceolate, entire, up to 2.5 inches long
Season:
April to May
Pintrest
Penstemon utahensis produces many stems, up to a dozen or more, with a cluster of leaves around the base, a few opposite pairs of leaves along the lower half of the stems, and elongated clusters of tubular red to pinkish-red flowers on the upper half. Flowers tend to point away from the stems at 90 degrees, not angle downwards like some similar species. Leaves are quite thick, light greyish green in color, with lighter veins and wavy edges, and they tend to fold up along the axis. All parts of the plant are hairless.

The calyx at the base of the flower tube divides into five small lobes, pointing outwards. The corolla is a little less than one inch long, widening slightly and opening to five broad, ovate lobes, which spread outwards, also by about 90 degrees. The corolla is somewhat glandular (sticky), both inside and out. The stamens do not project beyond the corolla lobes.




Basal leaves
Basal leaves
Utah Penstemon
Twisted stem
Red flowers
Red flowers
Plant with 8 stems
Plant with 8 stems
Five-lobed corollas
Five-lobed corollas
Stems and leaves
Stems and leaves
Group of flowers
Group of flowers
Grey-green leaves
Grey-green leaves
Top of a stem
Top of a stem
Buds
Buds
One-sided flower cluster
One-sided flower cluster
Pinkish-red flowers
Pinkish-red flowers
Tubular corollas
Tubular corollas
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