List of rare species in the British National Vegetation Classification

The following is a list of vascular plants, bryophytes and lichens which were regarded as rare species by the authors of British Plant Communities, together with the communities in which they occur.

Vascular plants

 * Man orchid (Aceras anthropophorum) CG2, CG3, CG5
 * Baneberry (Actaea spicata) W9
 * Bristle bent (Agrostis curtisii) H2, H3, H4, H5, H6
 * Ground-pine (Ajuga chamaepitys) CG2, OV15
 * The lady's-mantle Alchemilla filicaulis ssp. filicaulis CG10
 * The lady's-mantle Alchemilla acutiloba MG3
 * The lady's-mantle Alchemilla glomerulans MG3
 * The lady's-mantle Alchemilla monticola MG3
 * The lady's-mantle Alchemilla subcrenata MG3
 * The lady's-mantle Alchemilla wichurae MG3, CG10
 * Babington's leek (Allium ampeloprasum var. babingtonii) OV6
 * Chives (Allium schoenoprasum) H6, H7, MC5
 * Three-cornered garlic (Allium triquetrum) OV24
 * Bog-rosemary (Andromeda polifolia) M2
 * Annual vernal-grass (Anthoxanthum aristatum) OV1
 * Loose silky-bent (Apera spica-venti) OV5
 * Bristol rock-cress (Arabis stricta) CG1
 * Field wormwood (Artemisia campestris) CG7
 * Goldilocks aster (Aster linosyris) CG1
 * Purple milk-vetch (Astragalus danicus) H7, CG2, CG3, CG4, CG5, CG7, SD11, SD12, MC10,  MC5
 * Wild cabbage (Brassica oleracea) OV41, MC4, MC5
 * Lesser quaking-grass (Briza minor) OV1, OV2, OV6
 * Lesser hairy brome (Bromus benekenii) W9
 * Great pignut (Bunium bulbocastanum) CG2
 * Small hare's-ear (Bupleurum baldense) CG1
 * European box (Buxus sempervirens) W13
 * Narrow small-reed (Calamagrostis stricta) S1
 * Narrow-leaved bittercress (Cardamine impatiens) W8
 * Fibrous tussock-sedge (Carex appropinquata) W3
 * Hair sedge (Carex capillaris) CG10
 * String sedge (Carex chordorrhiza) M4
 * Lesser tussock-sedge (Carex diandra) W3
 * Elongated sedge (Carex elongata) W2
 * Rare spring-sedge (Carex ericetorum) CG2, CG5, CG7
 * Dwarf sedge (Carex humilis) CG1, CG2, CG3
 * Tall bog-sedge (Carex magellanica) M2
 * Soft-leaved sedge (Carex montana) H4, CG2, CG10
 * Rock sedge (Carex rupestris) CG10
 * Common centaury (Centaurium erythraea var. capitatum) MC5
 * Dwarf mouse-ear (Cerastium pumilum) CG1, CG2
 * Tuberous thistle (Cirsium tuberosum) MG5, CG2
 * Coralroot orchid (Corallorrhiza trifida) W3
 * Grey hair-grass (Corynephorus canescens) SD11
 * Sea-kale (Crambe maritima) SD1
 * Northern hawk's-beard (Crepis mollis) W9
 * Mezereon (Daphne mezereum) W8
 * Yellow whitlowgrass (Draba aizoides) CG1, OV41
 * Hoary whitlowgrass (Draba incana) CG10
 * Crested buckler-fern (Dryopteris cristata) W2
 * The fern Dryopteris × uliginosa, the hybrid of crested buckler-fern and narrow buckler-fern (D. carthusiana) W2
 * Dorset heath (Erica ciliaris) H3, H4
 * Cornish heath (Erica vagans) H4, H5, H6, H7
 * Musk stork's-bill (Erodium moschatum) OV14
 * Portland spurge (Euphorbia portlandica) H7, CG1
 * The eyebright Euphrasia pseudokerneri CG2
 * Wood fescue (Festuca altissima) W8
 * Snake's-head fritillary (Fritillaria meleagris) MG4
 * Tall ramping-fumitory (Fumaria bastardii) OV6, OV11, OV13
 * Yellow star-of-Bethlehem (Gagea lutea) W9
 * Wall bedstraw (Galium parisiense) CG7
 * Slender bedstraw (Galium pumilum) CG2, CG5
 * Limestone bedstraw (Galium sterneri) CG2, CG10
 * Early gentian (Gentianella anglica) CG1, CG2
 * Chiltern gentian (Gentianella germanica) CG2
 * Hairy greenweed (Genista pilosa)) H2, H7, MC5
 * Bog orchid (Hammarbya paludosa) M1
 * White rock-rose (Helianthemum apenninum) CG1
 * Hoary rock-rose (Helianthemum canum) CG1
 * The hybrid between white and hoary rock-roses Helianthemum × sulfureum CG1
 * Musk orchid (Herminium monorchis) CG2, CG4, CG5
 * Fringed rupturewort (Herniaria ciliolata) H7, MC5
 * Lizard orchid (Himantoglossum hircinum) CG7
 * Hutchinsia (Hornungia petraea) CG7, OV39
 * Spotted cat's-ear (Hypochoeris maculata) CG1, CG2, CG3
 * Wild candytuft (Iberis amara) CG2
 * Land quillwort (Isoetes histrix) H7
 * Dwarf rush (Juncus capitatus) H6
 * Somerset hair-grass (Koeleria vallesiana) CG1
 * Rock sea-lavender (Limonium recurvum) MC1
 * Perennial flax (Linum perenne subsp. anglicum) CG2, CG3
 * Hairy bird's-foot trefoil (Lotus hispidus) MC5
 * Tufted loosestrife (Lysimachia thyrsiflora) W1, W3, M4


 * Bur medick (Medicago minima) CG7
 * Sickle medick (Medicago falcata) CG7
 * Toothed medick (Medicago polymorpha) OV14
 * Sand lucerne (Medicago sativa ssp. varia) CG7
 * Oysterplant (Mertensia maritima) SD3
 * Early sand-grass (Mibora minima) SD19, MC5
 * Fine-leaved sandwort (Minuartia hybrida) CG7
 * Spring sandwort (Minuartia verna) H7, CG10, MC5
 * Alpine forget-me-not (Myosotis alpestris) CG10
 * Dwarf cudweed (Omalotheca supina) CG10
 * Small restharrow (Ononis reclinata) MC5
 * Late spider-orchid (Ophrys fuciflora) CG2
 * Early spider-orchid (Ophrys sphegodes) CG2, MC4
 * Monkey orchid (Orchis simia) CG2
 * Burnt orchid (Orchis ustulata) CG2
 * Orange bird's-foot (Ornithopus pinnatus) MC5
 * Oxtongue broomrape (Orobanche picridis) CG2
 * Purple oxytropis (Oxytropus halleri) MC10
 * Curved hard-grass (Parapholis incurva) MC1
 * Milk-parsley (Peucedanum palustre) W2
 * Purple-stem cat's-tail (Phleum phleoides) CG7
 * Round-headed rampion (Phyteuma tenerum) CG2, CG3, CG5
 * Bulbous meadow-grass (Poa bulbosa) MC5
 * Early meadow-grass (Poa infirma) MC5
 * Jacob's-ladder (Polemonium caeruleum) MG2
 * Four-leaved allseed (Polycarpon tetraphyllum) MC5
 * Dwarf milkwort (Polygala amara) CG2
 * Chalk milkwort (Polygala calcarea) CG2, CG3, CG5
 * Whorled Solomon's-seal (Polygonatum verticillatum) W9
 * Ray's knotgrass (Polygonum oxyspermum ssp. raii) SD2, SD3
 * Holly fern (Polystichum lonchitis) OV40
 * Spring cinquefoil (Potentilla neumanniana) CG1, CG7
 * Oxlip (Primula elatior) W8
 * Primula × digenea, the hybrid between oxlip and primrose (P. vulgaris) W8
 * Scottish primrose (Primula scotica) H7, MC10
 * Pasqueflower (Pulsatilla vulgaris) CG2, CG3, CG5
 * Round-leaved wintergreen (Pyrola rotundifolia) W2, W3
 * Brown beak-sedge (Rhynchospora fusca) M1
 * Mountain currant (Ribes alpinum) W8
 * Sand crocus (Romulea columnae) MC5
 * Alpine pearlwort (Sagina saginoides) CG10
 * Dwarf willow (Salix herbacea) CG10
 * Dark-leaved willow (Salix myrsinifolia) W3
 * Meadow clary (Salvia pratensis) CG2
 * Perennial glasswort (Sarcocornia perennis) SM10
 * Shepherd's-needle (Scandix pecten-veneris) OV15
 * Rannoch-rush (Scheuchzeria palustris) M1
 * Autumn squill (Scilla autumnalis) H7, CG1, MC5
 * Spring squill (Scilla verna) H5, H6, H7, MC10, CG1, MC5, MC12
 * Rock stonecrop (Sedum forsterianum) CG1
 * Silver ragwort (Senecio cineraria) CG1
 * Field fleawort (Senecio integrifolius ssp. integrifolius) CG2, CG3, MC5
 * Moon carrot (Seseli libanotis) CG2
 * Sibbaldia (Sibbaldia procumbens) CG10
 * Sand catchfly (Silene conica) CG7
 * Small-flowered catchfly (Silene gallica) OV2, OV6
 * Night-flowering catchfly (Silene noctiflora) OV16
 * Nottingham catchfly (Silene nutans) MG1, CG2, OV41, OV39, MC4
 * Spanish catchfly (Silene otites) CG7
 * London-rocket (Sisymbrium irio) OV14
 * Autumn ladies'-tresses (Spiranthes spiralis) CG2, H7
 * The dandelion Taraxacum fulgidum MG4
 * The dandelion Taraxacum haematicum MG4
 * The dandelion Taraxacum melanthoides MG4
 * The dandelion Taraxacum sublaeticolor MG4
 * The dandelion Taraxacum subundulatum MG4
 * The dandelion Taraxacum tamesense MG4
 * Cut-leaved germander (Teucrium botrys) CG2
 * Marsh fern (Thelypteris palustris) W2
 * Bastard toadflax (Thesium humifusum) CG2, CG3, CG5
 * Breckland thyme (Thymus serpyllum) CG7
 * Large thyme (Thymus pulegioides) CG2, CG3, CG5
 * Large-leaved lime (Tilia platyphyllos) W8
 * Scottish asphodel (Tofieldia pusilla) CG10
 * Twin-headed clover (Trifolium bocconei) H6, H7
 * Western clover (Trifolium occidentale) H7, MC10, MC5
 * Suffocated clover (Trifolium suffocatum) MC5, OV2
 * Intermediate bladderwort (Utricularia intermedia) M1
 * Spiked speedwell (Veronica spicata) CG1, CG2, CG7
 * Fingered speedwell (Veronica triphyllos) OV3
 * Spring speedwell (Veronica verna) CG7
 * Pale dog-violet (Viola lactea) H3
 * Dune fescue (Vulpia membranacea) SD19
 * Alpine woodsia (Woodsia alpina) OV40

Mosses

 * Side-fruited crisp-moss Pleurochaete squarrosa CG7
 * Curving feather-moss Scorpiurium circinatum CG1
 * Golden bog-moss Sphagnum pulchrum M1, M2
 * Neat crisp-moss Tortella nitida CG1

Liverworts

 * Greater pawwort Barbilophozia lycopodioides U6

Lichens

 * Bacidia muscorum CG7
 * Buellia epigaea CG7
 * Diploschistes scruposus var. bryophilus CG7
 * Fulgensia fulgens CG7
 * Lecidea decipiens CG7
 * Squamaria lentigera CG7
 * Toximia caerulea var. nigricans CG7
 * Toximia lobulata CG7