| Actinotia polyodon (Purple Cloud) | | Astragalus |
| Coleophora colutella | | Astragalus |
| Colias croceus (Clouded Yellow) | | Astragalus, Fabaceae |
| Colias hecla (Northern Clouded Yellow) | | Alpine Milk-vetch (Astragalus alpinus), Astragalus |
| Colias nastes (Labrador Sulphur) | | Alpine Milk-vetch (Astragalus alpinus), Astragalus |
| Cupido minimus (Small Blue) | | Astragalus |
| Glaucopsyche alexis (Green-underside Blue) | | Astragalus, Fabaceae |
| Grapholita jungiella (Vetch Piercer) | | Astragalus |
| Lygephila craccae (Scarce Blackneck) | | Astragalus |
| Lygephila pastinum (The Blackneck) | | Astragalus |
| Lygephila viciae | | Astragalus |
| Pima boisduvaliella (Silver-edged Knot-horn) | | Astragalus |
| Plebejus aquilo (Glandon Blue) | | Alpine Milk-vetch (Astragalus alpinus) |
| Plebejus argus (Silver-studded Blue) | | Astragalus |
| Plebejus argyrognomon | | Astragalus |
| Plebejus orbitulus (Alpine Blue) | | Alpine Milk-vetch (Astragalus alpinus) |
| Polia richardsoni | | Alpine Milk-vetch (Astragalus alpinus) |
| Polyommatus icarus (Common Blue) | | Astragalus |
| Syngrapha hochenwarthi | | Alpine Milk-vetch (Astragalus alpinus) |
| Zygaena exulans (Mountain Burnet) | | Astragalus |