| Chelone albida | Penstemon albidus Nutt. sect. Cristati |
| Chelone alpina | Penstemon alpinus Torr. sect. Glabri |
| Chelone angustifolia | Penstemon angustifolius Nutt. ex Pursh sect. Coerulei |
| Chelone bradburyi | Penstemon bradburyi Pursh sect. Coerulei |
| Chelone caerulea | Penstemon angustifolius Nutt. ex Pursh sect. Coerulei |
| Chelone erianthera | Penstemon eriantherus Nutt. ex Pursh sect. Cristati |
| Chelone frutescens | Pennellianthus frutescens (Lamb.) Crosswh. trib. Cheloneae |
| Chelone gracilis | Penstemon gracilis Nutt. sect. Penstemon |
| Chelone grandiflora | Penstemon bradburyi Pursh sect. Coerulei |
| Chelone rosea | Penstemon roseus (Cerv. ex Sweet) G.Don sect. Campanulati |
| Chelone ruellioides | Ourisia ruellioides (L.f.) Kuntze trib. Angelonieae |
| Chelone scouleri | Penstemon scouleri Douglas sect. Erianthera |