Polemoniaceae
Sticky polemonium
Polemonium viscosum
- Family
- Polemoniaceae
- Genus
- Polemonium
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Common names
By language (4)
- English
- Sticky polemonium, Rocky mountain Jacob's-ladder
- German
- Klebrige Jakobsleiter, Klebriges Sperrkraut
- Hebrew
- פולמוניון דביק
- Icelandic
- Klettastigi
Synonyms
- Polemonium confertum A.Gray
- Polemonium confertum var. elatius Brand
- Polemonium grayanum Rydb.
- Polemonium lemmonii Brand
- Polemonium viscosum f. leucanthum L.O.Williams
- Polemonium viscosum f. viscosum
- Polemonium viscosum subsp. genuinum Wherry
- Polemonium viscosum subsp. lemmonii (Brand) Wherry
- Polemonium viscosum var. grayanum Brand
Flowers
- In flower
- June to July (from 266 flowering iNaturalist observations worldwide)
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Canada: native, Lower 48 states: native
Photos
FlowerPhoto: Michael Stites, CC BY 4.0, from iNaturalist 
FlowerPhoto: Shane Johnson, CC0, from iNaturalist 
FlowerPhoto: Shane Johnson, CC0, from iNaturalist 
FlowerPhoto: Anders Hastings, CC BY 4.0, from iNaturalist 
Photo: J Brew, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Cecelia Alexander, CC0, from iNaturalist 
Photo: Ettrig, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Zac Peterson, CC BY 4.0, from iNaturalist 
Photo: Ettrig, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Whitney Brook Matson, CC BY 4.0, from iNaturalist 
Photo: Ettrig, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Rob.id, CC BY 4.0, from iNaturalist
More in Polemonium
- Jacob's ladderPolemonium caeruleumPolemoniaceae
- Greek valerianPolemonium reptansPolemoniaceae
- Northern Jacob's-ladderPolemonium borealePolemoniaceae
- Jacob's-ladderPolemonium pulcherrimumPolemoniaceae
- Elegant Jacob's-ladderPolemonium elegansPolemoniaceae
- Tall Jacob's-ladderPolemonium villosumPolemoniaceae
- Towering Jacob's-ladderPolemonium foliosissimumPolemoniaceae
- Fewflower Jacob's-ladderPolemonium pauciflorumPolemoniaceae
- Vanbrunt's polemoniumPolemonium van-bruntiaePolemoniaceae
- Brandegee's Jacob's-ladderPolemonium brandegeeiPolemoniaceae
- Royal Jacob's-ladderPolemonium carneumPolemoniaceae
- SkypilotPolemonium eximiumPolemoniaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.