All Species in Polemonium
- Annual Polemonium (Polemonium micranthum)
- Brandegee's Jacob's-Ladder (Polemonium brandegeei)
- 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)
- 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)
- Rocky Mountain Jacob's-Ladder (Polemonium confertum)
- Royal Jacob's-Ladder (Polemonium carneum)
- Skypilot (Polemonium eximium)
- Sticky Polemonium (Polemonium viscosum)
- 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)