Polemonium species

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Scientific Name Polemonium confertum USDA PLANTS Symbol
POCO26
Common Name Rocky Mountain Sky Pilot ITIS Taxonomic Serial No.
504481
Family Polemoniaceae (Phlox) SEINet
Reference
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Description Life zones and habitat: Subalpine and alpine (10500 to 14000 ft.); open areas, talus and scree slopes.
Plant: Perennial up to 12 inches tall with clumps of erect, sticky stems; sweet-smelling.
Leaves: Mostly basal leaves 2 to 5 inches long, pinnately-divided into many (13-39) small, lobed and sticky leaflets.
Inflorescence: Dense, compact terminal cyme of a several blue-to-lavender tubular to bell-shaped blossoms each almost 1 inch long, 5 lobes; corolla twice as long as calyx; orange anthers.
Bloom Period: June to August.
References: "Flora of Colorado" by Jennifer Ackerfield and www.swcoloradowildflowers.com.
BONAP Distribution Map
Colorado Status:
Endemic
Scientific Name Polemonium pulcherrimum ssp. delicatum USDA PLANTS Symbol
POPUD3
Common Name Jacob's Ladder ITIS Taxonomic Serial No.
524549
Family Polemoniaceae (Phlox) SEINet
Reference
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Description Life zones and habitat: Montane to alpine (8500 to 13300 ft.); shady areas under conifers, in thickets and moist meadows; crevices and rocky slopes.
Plant: Perennial 2 to 10 inches tall with multiple weak, slender stems, somewhat trailing.
Leaves: Mostly basal leaves pinnately-divided into many (11-25) small leaflets, each 3/8 to 1-3/4 inches long.
Inflorescence: Clusters of a few flowers with 5 pale blue petals becoming lighter toward their bases, 1/5 to 3/5-inch long; yellow throat, cream-colored stamens; 5 green, pointed, hairy sepals below.
Bloom Period: June to August.
References: "Guide to Colorado Wildflowers" by G.K. Guennel, "Flora of Colorado" by Jennifer Ackerfield and SEINet.
BONAP Distribution Map
Colorado Status:
Native
Scientific Name Polemonium foliosissimum USDA PLANTS Symbol
POFO
Common Name Leafy Jacob's Ladder, Towering Jacob's Ladder ITIS Taxonomic Serial No.
31012
Family Polemoniaceae (Phlox) SEINet
Reference
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Description Life zones and habitat: Foothills to alpine (6500 to 13000 ft.); streamsides, meadows, and open woodlands.
Plant: Perennial 20 to 48 inches tall with single or multiple, leafy stems.
Leaves: Stem leaves 1-1/4 to 4 inches long, pinnately-divided into many (11-25) lanceolate, ovate, or elliptic leaflets, each 3/8 to 1-1/4 inches long, smooth to sparsely pubescent or glandular; upper 3 to 5 leaflets confluent.
Inflorescence: Terminal, compact cymes of a few to many bell-shaped blue-violet to white or pale yellow flowers; corolla with 5 rounded lobes 3/8 to 5/8-inch long; yellow anthers atop white stamens; white style extends almost beyond the corolla; 5 pointed, hairy sepals below the corolla tube.
Bloom Period: June to August.
References: "Flora of Colorado" by Jennifer Ackerfield. www.americansouthwest.net and SEINet.
BONAP Distribution Map
Colorado Status:
Native
Scientific Name Polemonium viscosum USDA PLANTS Symbol
POVI
Common Name Sky Pilot, Sticky Polemonium ITIS Taxonomic Serial No.
31025
Family Polemoniaceae (Phlox) SEINet
Reference
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Description Life zones and habitat: Montane to alpine (9500 to 14500 ft.); open areas in high meadows and tundra.
Plant: Perennial up to 12 inches tall with clumps of erect, sticky stems; foul-smelling.
Leaves: Mostly basal leaves 2 to 5 inches long, pinnately-divided into many (13-39) small, lobed and sticky leaflets.
Inflorescence:Dense, compact terminal cyme of a several deep purple to blue-violet tubular to funnel-shaped blossoms each almost 1 inch long, 5 lobes; corolla about as long as calyx, or shorter; yellow anthers.
Bloom Period: June to August.
References: "Guide to Colorado Wildflowers" by G.K. Guennel, "Flora of Colorado" by Jennifer Ackerfield, and www.swcoloradowildflowers.com.
BONAP Distribution Map
Colorado Status:
Native



© Tom Lebsack 2020