All Species in Polemonium
- Annual Polemonium (Polemonium micranthum)
- Brandegee's Jacob's-Ladder (Polemonium brandegeei)
- Charity (Polemonium caeruleum)
- Elegant Jacob's-Ladder (Polemonium elegans)
- Elusive Jacob's-Ladder (Polemonium elusum)
- Fewflower Jacob's-Ladder (Polemonium pauciflorum)
- Greek Valerian (Polemonium reptans)
- Jacob's-Ladder (Polemonium pulcherrimum)
- Long's Jacob's-Ladder (Polemonium reptans)
- Mason's Jacob's-Ladder (Polemonium chartaceum)
- Mount Eddy Jacob's-Ladder (Polemonium eddyense)
- Moving Polemonium (Polemonium californicum)
- Nevada Jacob's-Ladder (Polemonium nevadense)
- Northern Jacob'S-Ladder (Polemonium boreale)
- Polemonium albiflorum (Polemonium albiflorum)
- Polemonium apachianum (Polemonium apachianum)
- Polemonium caeruleum f. hidakanum (Polemonium caeruleum f. hidakanum)
- Polemonium caeruleum subsp. caeruleum (Polemonium caeruleum subsp. caeruleum)
- Polemonium caeruleum subsp. himalayanum (Polemonium caeruleum subsp. himalayanum)
- Polemonium caeruleum subsp. yezoense (Polemonium caeruleum subsp. yezoense)
- Polemonium caeruleum var. nipponicum (Polemonium caeruleum var. nipponicum)
- Polemonium campanulatum (Polemonium campanulatum)
- Polemonium caucasicum (Polemonium caucasicum)
- Polemonium chinense (Polemonium chinense)
- Polemonium filicinum (Polemonium filicinum)
- Polemonium flavum (Polemonium flavum)
- Polemonium glabrum (Polemonium glabrum)
- Polemonium grandiflorum (Polemonium grandiflorum)
- Polemonium hingganicum (Polemonium hingganicum)
- Polemonium kiushianum (Polemonium kiushianum)
- Polemonium lacustre (Polemonium lacustre)
- Polemonium majus (Polemonium majus)
- Polemonium mexicanum (Polemonium mexicanum)
- Polemonium pauciflorum subsp. hinckleyi (Polemonium pauciflorum subsp. hinckleyi)
- Polemonium pauciflorum subsp. melindae (Polemonium pauciflorum subsp. melindae)
- Polemonium pauciflorum subsp. pauciflorum (Polemonium pauciflorum subsp. pauciflorum)
- Polemonium pauciflorum subsp. stenocalyx (Polemonium pauciflorum subsp. stenocalyx)
- Polemonium pulchellum (Polemonium pulchellum)
- Polemonium pulcherrimum subsp. lindleyi (Polemonium pulcherrimum subsp. lindleyi)
- Polemonium pulcherrimum subsp. pulcherrimum (Polemonium pulcherrimum subsp. pulcherrimum)
- Polemonium pulcherrimum var. delicatum (Polemonium pulcherrimum var. delicatum)
- Polemonium pulcherrimum var. shastense (Polemonium pulcherrimum var. shastense)
- Polemonium sachalinense (Polemonium sachalinense)
- Polemonium schizanthum (Polemonium schizanthum)
- Polemonium schmidtii (Polemonium schmidtii)
- Polemonium sumushanense (Polemonium sumushanense)
- Polemonium villosissimum (Polemonium villosissimum)
- Polemonium × speciosum (Polemonium × speciosum)
- Polemonium × victoris (Polemonium × victoris)
- Rocky Mountain Jacob's-Ladder (Polemonium confertum)
- Royal Jacob's-Ladder (Polemonium carneum)
- Skypilot (Polemonium eximium)
- Sticky Polemonium (Polemonium viscosum)
- Stiffpoint Jacob's-Ladder (Polemonium cuspidatum)
- Tall Jacob's-Ladder (Polemonium villosum)
- Towering Jacob's-Ladder (Polemonium foliosissimum)
- Vanbrunt's Polemonium (Polemonium vanbruntiae)
- Washington Jacob's-Ladder (Polemonium pectinatum)
- Western Polemonium (Polemonium occidentale)