Polemonium carneum

Polemonium carneum is a plant native to the northwestern United States west of the crest of the Cascade Range, from Washington south through Oregon to the San Francisco Bay Area in California.

Polemonium carneum
Polemonium carneum in southern Oregon
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Ericales
Family: Polemoniaceae
Genus: Polemonium
Species:
P. carneum
Binomial name
Polemonium carneum

Etymology

Common names include royal Jacob's-ladder,[1] great polemonium, Oregon polemonium and salmon polemonium.

Habitat

It grows in the lowlands and in prairies to moderate elevations in the mountains, and inhabits woody thickets, open and moist forests, prairie edges, and roadsides.[2]

Description

This is a rhizomatous perennial herb producing one or more stems decumbent in form or erect to a maximum height near one meter. The leaves are compound with up to 21 leaflets each. The sticky-haired leaflets are somewhat lance-shaped and up to 4 centimeters long. The inflorescence is an open, spreading cluster of 3 to 7 flowers each borne on a thin peduncle. The flower is widely bell-shaped with a five-lobed corolla that may spread to nearly 3 centimeters wide. The flower corolla may be any shade of pale pink, salmon pink, yellow, or pale lavender to medium purple.[2]

The plant is sometimes grown in gardens as an ornamental.

References
  1. USDA, NRCS (n.d.). "Polemonium carneum". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 9 October 2015.
  2. "Royal Sky Pilot, Polemonium carneum". calscape.org.


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