| Polemonium boreale Adams | | a | | Polemonium borealeAdams | |
| Polemonium caeruleum L. | | a | | Polemonium caeruleumL. | |
| Polemonium foliosissimum A. Gray | | a | | Polemonium foliosissimumA. Gray | |
| Polemonium gayanum (Wedd.) Brand | Polemonium micranthum Benth. | | | Polemonium gayanum(Wedd.) Brand | Polemonium micranthumBenth. |
| Polemonium mexicanum Cerv. ex Lag. | | a | | Polemonium mexicanumCerv. ex Lag. | |
| Polemonium pauciflorum S. Watson | | a | | Polemonium pauciflorumS. Watson | |
| Polemonium richardsonii Graham | | a | | Polemonium richardsoniiGraham | |
| Polemonium sibiricum D. Don | | a | | Polemonium sibiricumD. Don | |
| Polemonium pulcherrimum Hook. | | a | | Polemonium pulcherrimumHook. | |
| Polemonium vanbruntiae Britton | | a | | Polemonium vanbruntiaeBritton | |
| Polemonium roelloides L. f. | Prismatocarpus pedunculatus (P. J. Bergius) A. DC. | | | Polemonium roelloidesL. f. | Prismatocarpus pedunculatus(P. J. Bergius) A. DC. |
| Polemonium micranthum Benth. | | a | | Polemonium micranthumBenth. | |
| Polemonium spp. | | a | | Polemonium spp. | |
| Polemonium acutiflorum Willd. | Polemonium caeruleum L. subsp. villosum (Rudolph ex Georgi) Brand | | | Polemonium acutiflorumWilld. | Polemonium caeruleumL. subsp. villosum (Rudolph ex Georgi) Brand |
| Polemonium pectinatum Greene | | a | | Polemonium pectinatumGreene | |
| Polemonium caeruleum L. subsp. himalayanum (Baker) H. Hara | | a | i | Polemonium caeruleumL. subsp. himalayanum (Baker) H. Hara | |
| Polemonium caeruleum L. var. himalayanum Baker | Polemonium caeruleum L. subsp. himalayanum (Baker) H. Hara | | i | Polemonium caeruleumL. var.himalayanum Baker | Polemonium caeruleumL. subsp. himalayanum (Baker) H. Hara |
| Polemonium caeruleum L. var. album hort. | Polemonium caeruleum L. | | i | Polemonium caeruleumL. var.album hort. | Polemonium caeruleumL. |
| Polemonium reptans L. | | a | | Polemonium reptansL. | |
| Polemonium occidentale Greene | | a | | Polemonium occidentaleGreene | |
| Polemonium occidentale Greene var. occidentale | | a | i | Polemonium occidentaleGreene var.occidentale | |
| Polemonium occidentale Greene var. lacustre (Wherry) Lakela | | a | i | Polemonium occidentaleGreene var.lacustre (Wherry) Lakela | |
| Polemonium occidentale Greene subsp. lacustre Wherry | Polemonium occidentale Greene var. lacustre (Wherry) Lakela | | i | Polemonium occidentaleGreene subsp. lacustre Wherry | Polemonium occidentaleGreene var.lacustre (Wherry) Lakela |
| Polemonium caeruleum L. var. acutiflorum (Willd. ex Roem. & Schult.) Ledeb. | Polemonium caeruleum L. subsp. villosum (Rudolph ex Georgi) Brand | | i | Polemonium caeruleumL. var.acutiflorum (Willd. ex Roem. & Schult.) Ledeb. | Polemonium caeruleumL. subsp. villosum (Rudolph ex Georgi) Brand |
| Polemonium racemosum Kitam. | Polemonium caeruleum L. subsp. villosum (Rudolph ex Georgi) Brand | | | Polemonium racemosumKitam. | Polemonium caeruleumL. subsp. villosum (Rudolph ex Georgi) Brand |
| Polemonium reptans L. var. villosum E. L. Braun | | a | i | Polemonium reptansL. var.villosum E. L. Braun | |
| Polemonium reptans L. var. reptans | | a | i | Polemonium reptansL. var.reptans | |
| Polemonium elegans Greene | | a | | Polemonium elegansGreene | |
| Polemonium pulcherrimum Hook. subsp. lindleyi (Wherry) V. E. Grant | Polemonium pulcherrimum Hook. var. lindleyi (Wherry) J. P. Anderson | | i | Polemonium pulcherrimumHook. subsp. lindleyi (Wherry) V. E. Grant | Polemonium pulcherrimumHook. var.lindleyi (Wherry) J. P. Anderson |
| Polemonium lindleyi Wherry | Polemonium pulcherrimum Hook. var. lindleyi (Wherry) J. P. Anderson | | | Polemonium lindleyiWherry | Polemonium pulcherrimumHook. var.lindleyi (Wherry) J. P. Anderson |
| Polemonium pulcherrimum Hook. var. lindleyi (Wherry) J. P. Anderson | | a | i | Polemonium pulcherrimumHook. var.lindleyi (Wherry) J. P. Anderson | |
| Polemonium pulcherrimum Hook. var. delicatum (Rydb.) Cronquist | | a | i | Polemonium pulcherrimumHook. var.delicatum (Rydb.) Cronquist | |
| Polemonium pulcherrimum Hook. var. pulcherrimum | | a | i | Polemonium pulcherrimumHook. var.pulcherrimum | |
| Polemonium chartaceum H. Mason | | a | | Polemonium chartaceumH. Mason | |
| Polemonium caeruleum L. subsp. yezoense (Miyabe & Kudô) H. Hara | | a | i | Polemonium caeruleumL. subsp. yezoense (Miyabe & Kudô) H. Hara | |
| Polemonium caeruleum L. var. yezoense Miyabe & Kudô | Polemonium caeruleum L. subsp. yezoense (Miyabe & Kudô) H. Hara | | i | Polemonium caeruleumL. var.yezoense Miyabe & Kudô | Polemonium caeruleumL. subsp. yezoense (Miyabe & Kudô) H. Hara |
| Polemonium yezoense (Miyabe & Kudô) Kitam. | Polemonium caeruleum L. subsp. yezoense (Miyabe & Kudô) H. Hara | | | Polemonium yezoense(Miyabe & Kudô) Kitam. | Polemonium caeruleumL. subsp. yezoense (Miyabe & Kudô) H. Hara |
| Polemonium caeruleum L. subsp. kiushianum (Kitam.) H. Hara | Polemonium caeruleum L. subsp. villosum (Rudolph ex Georgi) Brand | | i | Polemonium caeruleumL. subsp. kiushianum (Kitam.) H. Hara | Polemonium caeruleumL. subsp. villosum (Rudolph ex Georgi) Brand |
| Polemonium caeruleum L. subsp. villosum (Rudolph ex Georgi) Brand | | a | i | Polemonium caeruleumL. subsp. villosum (Rudolph ex Georgi) Brand | |
| Polemonium villosum Rudolph ex Georgi | Polemonium caeruleum L. subsp. villosum (Rudolph ex Georgi) Brand | | | Polemonium villosumRudolph ex Georgi | Polemonium caeruleumL. subsp. villosum (Rudolph ex Georgi) Brand |
| Polemonium kiushianum Kitam. | Polemonium caeruleum L. subsp. villosum (Rudolph ex Georgi) Brand | | | Polemonium kiushianumKitam. | Polemonium caeruleumL. subsp. villosum (Rudolph ex Georgi) Brand |
| Polemonium caeruleum L. subsp. caeruleum | | a | i | Polemonium caeruleumL. subsp. caeruleum | |
| Polemonium caeruleum L. subsp. occidentale (Greene) Davidson | Polemonium occidentale Greene var. occidentale | | i | Polemonium caeruleumL. subsp. occidentale (Greene) Davidson | Polemonium occidentaleGreene var.occidentale |
| Polemonium occidentale Greene subsp. amygdalinum Wherry | Polemonium occidentale Greene var. occidentale | | i | Polemonium occidentaleGreene subsp. amygdalinum Wherry | Polemonium occidentaleGreene var.occidentale |
| Polemonium foliosissimum A. Gray var. foliosissimum | | a | i | Polemonium foliosissimumA. Gray var.foliosissimum | |
| Polemonium foliosissimum A. Gray var. alpinum Brand | | a | i | Polemonium foliosissimumA. Gray var.alpinum Brand | |
| Polemonium californicum Eastw. | | a | | Polemonium californicumEastw. | |
| Polemonium rubrum L. | Ipomopsis rubra (L.) Wherry | | | Polemonium rubrumL. | Ipomopsis rubra(L.) Wherry |
| Polemonium viscosum Nutt. | | a | | Polemonium viscosumNutt. | |
| Polemonium occidentale Greene subsp. occidentale | Polemonium occidentale Greene var. occidentale | | i | Polemonium occidentaleGreene subsp. occidentale | Polemonium occidentaleGreene var.occidentale |
| Polemonium pulcherrimum Hook. subsp. pulcherrimum | Polemonium pulcherrimum Hook. var. pulcherrimum | | i | Polemonium pulcherrimumHook. subsp. pulcherrimum | Polemonium pulcherrimumHook. var.pulcherrimum |
| Polemonium caeruleum L. var. caeruleum | Polemonium caeruleum L. subsp. caeruleum | | i | Polemonium caeruleumL. var.caeruleum | Polemonium caeruleumL. subsp. caeruleum |