Thrislington Plantation NNR Vascular Plant Species Checklist 2011 Compiled and published by John Durkin, BSBI recorder for County Durham Habitats Magnesian limestone grassland Area 22.72 hectares Key species Dark Red Helleborine, Blue Moor Grass, Frog Orchid, Purple Milk Vetch, Pale St John's Wort, Perennial Flax. Access Roadside parking at NZ310324 for several cars. Facilities Information boards. More information Natural England website Data This checklist is based on 500 records. Significant species are highlighted in green, and have a most recent date. Scientific name English name Most recent Acer pseudoplatanus Sycamore Achillea millefolium Yarrow Agrimonia eupatoria Agrimony Agrostis capillaris Common Bent Anacamptis pyramidalis Pyramidal Orchid Antennaria dioica Mountain Everlasting 1997 Anthoxanthum odoratum Sweet Vernal-grass Anthyllis vulneraria Kidney Vetch Aquilegia vulgaris Columbine 1968 (native) Arabis hirsuta Hairy Rock-cress Arrhenatherum elatius False Oat-Grass Betula pendula Silver Birch Blackstonia perfoliata Yellow-wort Botrychium lunaria Moonwort 1960 Brachypodium pinnatum Heath False-brome Brachypodium sylvaticum False-brome Briza media Quaking-grass Bromopsis erecta Upright Brome Campanula rotundifolia Harebell Carex ericetorum Rare Spring-sedge 1954 Carex flacca Glaucous Sedge Carex nigra Common Sedge Carex pilulifera Pill Sedge Carex pulicaris Flea Sedge Carlina vulgaris Carline Thistle Centaurea nigra Common Knapweed Centaurea scabiosa Greater Knapweed Cerastium fontanum Common Mouse-ear Clinopodium vulgare Wild Basil 1979 Conyza canadensis Canadian Fleabane Crataegus monogyna Hawthorn Cynosurus cristatus Crested Dog's-tail Dactylis glomerata Cock's-foot Dactylorhiza fuchsii Common Spotted-orchid Dactylorhiza incarnata subsp. pulchella Early Marsh-orchid Dactylorhiza purpurella Northern Marsh-orchid Dactylorhiza viride Frog Orchid 1968 Dactylorhiza x mixta Dactylorhiza viride x D fuchsii 1964 Dactylorhiza x viridella Dactylorhiza viride x D purpurella 1951 Dactylorhiza x kernerorum D. incarnata x fuchsii Dactylorhiza x latirella D. incarnata x purpurella Dactylorhiza x venusta D. fuchsii x purpurella Danthonia decumbens Heath-grass Daucus carota Carrot Deschampsia cespitosa Tufted Hair-grass Dryopteris filix-mas Male-fern Echium vulgare Viper's-bugloss Significant species are highlighted in green, and have a most recent date. Scientific name English name Most recent Epipactis atrorubens Dark-red Helleborine 2003 Epipactis palustris Marsh Helleborine 1989 Equisetum arvense Field Horsetail Erigeron acer Blue Fleabane Euphrasia nemorosa Eyebright Festuca arundinacea Tall Fescue Festuca filiformis Fine-leaved Sheep's-fescue Festuca ovina Sheep's-fescue Festuca rubra Red Fescue Fragaria vesca Wild Strawberry Fraxinus excelsior Ash Galium verum Lady's Bedstraw Genista tinctoria Dyer's Greenweed Gentianella amarella Autumn Gentian Gymnadenia conopsea Fragrant Orchid Helianthemum nummularium Common Rock-rose Helictotrichon pratense Meadow Oat-grass Helictotrichon pubescens Downy Oat-grass Heracleum sphondylium Hogweed Hesperis matronalis Dame's-violet Hieracium vulgatum Hawkweed Holcus lanatus Yorkshire-fog Hypericum perforatum Perforate St John's-wort Hypericum pulchrum Slender St John's-wort Hypochaeris radicata Cat's-ear Knautia arvensis Field Scabious Koeleria macrantha Crested Hair-grass Lathyrus pratensis Meadow Vetchling Leontodon hispidus Rough Hawkbit Leucanthemum vulgare Oxeye Daisy Linum catharticum Fairy Flax Linum perenne Perennial Flax 2003 Listera ovata Common Twayblade Lotus corniculatus Common Bird's-foot-trefoil Lotus pedunculatus Greater Bird's-foot-trefoil Ononis repens Common Restharrow Ononis spinosa Spiny Restharrow Ophioglossum vulgatum Adder's-tongue 1981 Ophrys apifera Bee Orchid Orchis mascula Early-purple Orchid Phyllitis scolopendrium Hart's-tongue Pilosella officinarum Mouse-ear-hawkweed Pilosella officinarum subsp. trichosoma Mouse-ear-hawkweed Pimpinella saxifraga Burnet-saxifrage Plantago lanceolata Ribwort Plantain Plantago major Greater Plantain Plantago media Hoary Plantain Poa pratensis Smooth Meadow-grass Poa trivialis Rough Meadow-grass Significant species are highlighted in green, and have a most recent date. Scientific name English name Most recent Polygala vulgaris Common Milkwort Potentilla reptans Creeping Cinquefoil Primula farinosa Bird's-eye Primrose 1979 Primula veris Cowslip Ranunculus acris Meadow Buttercup Ranunculus bulbosus Bulbous Buttercup Rhinanthus minor Yellow-rattle Rhinanthus minor subsp. stenophyllus Yellow-rattle Rosa caesia subsp. Caesia Hairy Dog-rose Rosa caesia subsp. Glauca Glaucous Dog-rose Rosa caesia subsp. glauca x pimpinellifolia (f x m) Hybrid rose Rosa canina Dog-rose Rosa canina x sherardii Rosa x rothschildii (f x m) Rosa mollis Soft Downy-rose Rosa obtusifolia Round-leaved Dog-rose Rosa obtusifolia x tomentosa Hybrid rose Rosa pimpinellifolia Burnet Rose Rosa pimpinellifolia x caesia subsp. glauca female x male Rosa sherardii Sherard's Downy-rose Rosa sherardii x canina Rosa x rothschildii (f x m) Rosa caesia sens. lat. x Rosa x margerisonii pimpinellifolia Rubus eboracensis Bramble Rubus fruticosus agg. Bramble Rumex acetosa Common Sorrel Salix caprea Goat Willow Sambucus canadensis American Elder Sanguisorba minor Salad Burnet Sanicula europaea Sanicle Scabiosa columbaria Small Scabious Senecio erucifolius Hoary Ragwort Senecio jacobaea Common Ragwort Sesleria caerulea Blue Moor-grass 1997 Silaum silaus Pepper-saxifrage Sisymbrium orientale Eastern Rocket Sonchus arvensis Perennial Sow-thistle Stachys officinalis Betony Succisa pratensis Devil's-bit Scabious Taraxacum agg. Dandelion Thymus polytrichus Wild Thyme Thymus polytrichus subsp. britannicus Wild Thyme Tragopogon pratensis Goat's-beard Trifolium medium Zigzag Clover Trifolium pratense Red Clover Trisetum flavescens Yellow Oat-grass Triticum aestivum Bread Wheat Tussilago farfara Colt's-foot Valeriana dioica Marsh Valerian Significant species are highlighted in green, and have a most recent date. Scientific name English name Most recent Vicia cracca Tufted Vetch Viola hirta Hairy Violet Viola riviniana Common Dog-violet Dactylorhiza fuchsii x Gymnadenia 1951 X Dactylodenia st-quintinii conopsea Dactylorhiza purpurella x 1951 X Dactylodenia varia Gymnadenia conopsea .