Polemonium pulcherrimum ssp. delicatum

(Jacob’s Ladder)

_DSC1056%20copy

Polemonium pulcherrimum ssp. delicatum, Hoosier Pass, Summit Co. 4126/4130

_DSC1056%20copy

Polemonium pulcherrimum ssp. delicatum, Loveland Pass, Clear Creek Co. 0767

_DSC1056%20copy

Polemonium pulcherrimum ssp. delicatum, Loveland Pass, Clear Creek Co. 0772

_DSC1056%20copy

Polemonium pulcherrimum ssp. delicatum, Mayflower Gulch, Summit Co. 0482

_DSC1056%20copy

Polemonium pulcherrimum ssp. delicatum, Loveland Pass, Clear Creek Co. 6902

_DSC1056%20copy

Polemonium pulcherrimum ssp. delicatum, North Swan Valley, Summit Co. 6650

_DSC1056%20copy

Polemonium pulcherrimum ssp. delicatum, Loveland Pass, Clear Creek Co. 0764

_DSC1056%20copy

Polemonium pulcherrimum ssp. delicatum, Indian Peaks, Boulder Co. 6219

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
Click Here
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

Map Color Key
Colorado Status:
Native

© Tom Lebsack 2024

Banner photo: Castilleja rhexifolia and a brewing storm over the San Juan Mountains