GRAYLING Hipparchia semele
HOSTPLANTS
| Plant species | Vernacular | Plant family | Status | References |
| Agrostis curtisii | Bristle Bent | Poaceae | Main | A3, D2, E13, F8, H7, W12 |
| Aira praecox | Early Hair-grass | Poaceae | Main | A3, A6, B4, B5, B9, C8, E13, F2, F8, G7, H24, S7, S8, S19, T5, W12 |
| Ammophila arenaria | Marram | Poaceae | Main | A3, A6, C8, D2, F3, P5, S4, S8, W12 |
| Brachypodium pinnatum | Tor-grass | Poaceae | Main | A6 |
| Brachypodium sylvaticum | False Brome | Poaceae | Main | C8, P5 |
| Deschampsia cespitosa | Tufted Hair-grass | Poaceae | Main | A3, A6, B4, B5, B9, C8, E13, F2, F8, G5, G7, P5, S7, S8, S19, T5, W12 |
| Festuca spp | Fescue (unspecified) | Poaceae | Main | G5, P5 |
| Vulpia myuros | Rat's-tail Fescue | Poaceae | Main | S7, S8 |
| Vulpia spp | Fescue (unspecified) | Poaceae | Main | T5 |
| Elytrigia repens | Common Couch | Poaceae | Secondary | A6, B4, B5, B9, C8, D2, F2, G5, G7, H18, H24, P5, S7, S8, T5 |
| Festuca ovina | Sheep's Fescue | Poaceae | Secondary | A3, A5, A6, B4, B5, B9, C8, D2, E13, F2, F3, F8, G6, G7, H7, H18, J1, P9, S1, S7, S8, S19, T5, W12 |
| Festuca rubra | Red Fescue | Poaceae | Secondary | A3, B5, C8, D2, E13, F3, F8, J1, W12 |
| Koeleria spp | Hair-grass (unspecified) | Poaceae | Secondary | C8 |
| Poa annua | Annual Meadow-grass | Poaceae | Secondary | A6, C8, F2, G5, H18, P5, S19 |
| Agrostis spp | Bent (unspecified) | Poaceae | In captivity only | C8, S1 |
| Festuca glauca | Blue Fescue | Poaceae | Unlikely | H24 |
| Vulpia bromoides | Squirreltail Fescue | Poaceae | Unlikely | F2, S19 |
NECTAR SOURCES
| Plant species | Vernacular | Plant family | No. records | References |
| Buddleja davidii | Butterfly-bush (Buddleia) | Buddlejaceae | 11 | 1, 21, 58.01, 97.1, 214 |
| Rubus fruticosus agg. | Bramble | Rosaceae | 6 | 1, 21, 30, 35, 39 |
| Calluna vulgaris | Heather | Ericaceae | 4 | 21, 29, 39, 107 |
| Thymus polytrichus | Wild Thyme | Lamiaceae | 4 | 29, 30, 98, 107 |
| - | (tree sap) | - | 4 | 10, 29, 31, 36 |
| Erica cinerea | Bell Heather | Ericaceae | 3 | 30, 31, 117 |
| Cirsium sp. | Thistle (unspecified) | Asteraceae | 3 | 30, 39, 103 |
| - | (ground/mud/road surface) | - | 3 | 10, 31, 111 |
| Dipsacus fullonum | Wild Teasel | Dipsacaceae | 2 | 21, 39 |
| Origanum vulgare | Wild Marjoram | Lamiaceae | 1 | 39, 214 |
| Centaurea nigra | Common Knapweed | Asteraceae | 2 | 8, 32 |
| Clematis vitalba | Traveller's-joy | Ranunculaceae | 1 | 122 |
| Cardamine pratensis | Cuckooflower | Brassicaceae | 1 | 139 |
| Iberis umbellata | Garden Candytuft | Brassicaceae | 1 | 97.1 |
| Lotus corniculatus | Common Bird's-foot-trefoil | Fabaceae | 1 | 39 |
| Trifolium pratense | Red Clover | Fabaceae | 1 | 39 |
| Trifolium repens | White Clover | Fabaceae | 1 | 39 |
| Eryngium maritimum | Sea-holly | Apiaceae | 1 | 78.04 |
| Centaurium erythraea | Common Centaury | Gentianaceae | 1 | 35 |
| Gilia capitata | Globe Gilia | Polemoniaceae | 1 | 97.1 |
| Echium vulgare | Viper's-bugloss | Boraginaceae | 1 | 118 |
| Mentha sp. | Mint (unspecified) | Lamiaceae | 1 | 97.1 |
| Ligustrum ovalifolium | Garden Privet | Oleaceae | 1 | 97.1 |
| Hebe x franciscana | Hedge Veronica | Scrophulariaceae | 1 | 97.1 |
| Lobelia sp. | Lobelia (unspeified) | Campanulaceae | 1 | 97.1 |
| Centranthus ruber | Red Valerian | Valerianaceae | 1 | 1 |
| Scabiosa sp. | Scabious (unspecified) | Dipsacaceae | 1 | 97.1 |
| Carduus crispus | Welted Thistle | Asteraceae | 1 | 35 |
| Carlina vulgaris | Carline Thistle | Asteraceae | 1 | 39 |
| Cirsium vulgare | Spear Thistle | Asteraceae | 1 | 139 |
| Senecio jacobaea | Common Ragwort | Asteraceae | 1 | 103 |
| Cakile maritima | Sea Rocket | Brassicaceae | 1 | 214 |
