List of monocotyledons of Great Britain and Ireland

This page's list covers the monocotyledon plants found in Great Britain and Ireland. This clade includes grasses, lilies, orchids, irises and a wide variety of aquatic plants.

Cross-section of a monocot root. Note the lack of any pattern in the arrangement of the vascular bundles.

For the background to this list, see List of the vascular plants of Britain and Ireland.

Status key: * indicates an introduced species and e indicates an extinct species.

Order Alismatales (alismatids)

Family Butomaceae (flowering-rushes)

English name	Scientific name	Status
Flowering rush	Butomus umbellatus

Family Alismataceae (water-plantains)

English name	Scientific name	Status
Arrowhead	Sagittaria sagittifolia
Duck-potato	Sagittaria latifolia	*
Canadian arrowhead	Sagittaria rigida	*
Narrow-leaved arrowhead	Sagittaria subulata	*
Lesser water-plantain	Baldellia ranunculoides
Floating water-plantain	Luronium natans
Water-plantain	Alisma plantago-aquatica
Narrow-leaved water-plantain	Alisma lanceolatum
Ribbon-leaved water-plantain	Alisma gramineum
Starfruit	Damasonium alisma
Frogbit	Hydrocharis morsus-ranae

Family Hydrocharitaceae (tape-grasses)

English name	Scientific name	Status
Water-soldier	Stratiotes aloides
Large-flowered waterweed	Egeria densa	*
Canadian waterweed	Elodea canadensis	*
Nuttall's waterweed	Elodea nuttallii	*
South American waterweed	Elodea callitrichoides	*
Esthwaite waterweed	Hydrilla verticillata	*
Curly waterweed	Lagarosiphon major	*
Tapegrass	Vallisneria spiralis	*
Slender naiad	Najas flexilis
Holly-leaved naiad	Najas marina

Family Aponogetonaceae (Cape-pondweeds)

English name	Scientific name	Status
Cape-pondweed	Aponogeton distachyos	*

Family Scheuchzeriaceae (Rannoch-rush, pod grass)

English name	Scientific name	Status
Rannoch-rush	Scheuchzeria palustris

Family Juncaginaceae (arrowgrasses)

English name	Scientific name	Status
Marsh arrowgrass	Triglochin palustris
Sea arrowgrass	Triglochin maritimum

Family Potamogetonaceae (pondweeds)

English name	Scientific name	Status
Opposite-leaved pondweed	Groenlandia densa
Broad-leaved pondweed	Potamogeton natans
Bog pondweed	Potamogeton polygonifolius
Fen pondweed	Potamogeton coloratus
Loddon pondweed	Potamogeton nodosus
Shining pondweed	Potamogeton lucens
Various-leaved pondweed	Potamogeton gramineus
Red pondweed	Potamogeton alpinus
Long-stalked pondweed	Potamogeton praelongus
Perfoliate pondweed	Potamogeton perfoliatus
American pondweed	Potamogeton epihydrus
Flat-stalked pondweed	Potamogeton friesii
Shetland pondweed	Potamogeton rutilus
Lesser pondweed	Potamogeton pusillus
Blunt-leaved pondweed	Potamogeton obtusifolius
Small pondweed	Potamogeton berchtoldii
Hairlike pondweed	Potamogeton trichoides
Grass-wrack pondweed	Potamogeton compressus
Sharp-leaved pondweed	Potamogeton acutifolius
Curled pondweed	Potamogeton crispus
Slender-leaved pondweed	Potamogeton filiformis
Fennel pondweed	Potamogeton pectinatus
Horned pondweed	Zannichellia palustris

Family Ruppiaceae (widgeonweeds, ditch grasses, widgeon grass)

English name	Scientific name	Status
Beaked tasselweed	Ruppia maritima
Spiral tasselweed	Ruppia cirrhosa

Family Zosteraceae (seagrasses)

English name	Scientific name	Status
Eelgrass	Zostera marina
Narrow-leaved eelgrass	Zostera angustifolia
Dwarf eelgrass	Zostera noltei

Family Araceae (arum)

English name	Scientific name	Status
American skunk-cabbage	Lysichiton americanus	*
Asian skunk-cabbage	Lysichiton camtschatcensis	*
Bog arum	Calla palustris	*
Altar-lily	Zantedeschia aethiopica	*
Lords-and-ladies	Arum maculatum
Italian lords-and-ladies	Arum italicum
Dragon arum	Dracunculus vulgaris	*
Mousetailplant	Arisarum proboscideum	*
Greater duckweed	Spirodela polyrhiza
Fat duckweed	Lemna gibba
Common duckweed	Lemna minor
Ivy-leaved duckweed	Lemna trisulca
Least duckweed	Lemna minuta	*
Rootless duckweed	Wolffia arrhiza

Order Acorales (sweet flag)

Family Acoraceae (sweet flag)

English name	Scientific name	Status
Sweet flag	Acorus calamus	*
Slender sweet-flag	Acorus gramineus	*

Order Commelinales

Family Commelinaceae (dayflowers, spiderworts)

English name	Scientific name	Status
Spiderwort	Tradescantia virginiana	*
Wandering-Jew	Tradescantia fluminensis	*

Family Pontederiaceae (pickerel-weed family)

English name	Scientific name	Status
Pickerelweed	Pontederia cordata	*

Order Poales

Family Eriocaulaceae (pipeworts)

English name	Scientific name	Status
Pipewort	Eriocaulon aquaticum

Family Juncaceae (rushes)

English name	Scientific name	Status
Heath rush	Juncus squarrosus
Slender rush	Juncus tenuis	*
Round-fruited rush	Juncus compressus
Saltmarsh rush	Juncus gerardii
Three-leaved rush	Juncus trifidus
Leafy rush	Juncus foliosus
Toad rush	Juncus bufonius
Frog rush	Juncus ambiguus
Broad-leaved rush	Juncus planifolius	*
Dwarf rush	Juncus capitatus
Blunt-flowered rush	Juncus subnodulosus
Alpine rush	Juncus alpinoarticulatus
Jointed rush	Juncus articulatus
Sharp-flowered rush	Juncus acutiflorus
Bulbous rush	Juncus bulbosus
Pigmy rush	Juncus pygmaeus
Two-flowered rush	Juncus biglumis
Three-flowered rush	Juncus triglumis
Chestnut rush	Juncus castaneus
Sea rush	Juncus maritimus
Sharp rush	Juncus acutus
Somerset rush	Juncus subulatus	*
Baltic rush	Juncus balticus
Thread rush	Juncus filiformis
Hard rush	Juncus inflexus
Soft-rush	Juncus effusus
Compact rush	Juncus conglomeratus
Great soft-rush	Juncus pallidus	*
Southern wood-rush	Luzula forsteri
Hairy wood-rush	Luzula pilosa
Great wood-rush	Luzula sylvatica
White wood-rush	Luzula luzuloides	*
Field wood-rush	Luzula campestris
Heath wood-rush	Luzula multiflora
Fen wood-rush	Luzula pallidula
Curved wood-rush	Luzula arcuata
Spiked wood-rush	Luzula spicata

Family Cyperaceae (sedges)

English name	Scientific name	Status
Common cottongrass	Eriophorum angustifolium
Broad-leaved cottongrass	Eriophorum latifolium
Slender cottongrass	Eriophorum gracile
Hare's-tail cottongrass	Eriophorum vaginatum
Cotton deergrass	Trichophorum alpinum	e
Deergrass	Trichophorum cespitosum
Common spike-rush	Eleocharis palustris
Northern spike-rush	Eleocharis austriaca
Slender spike-rush	Eleocharis uniglumis
Many-stalked spike-rush	Eleocharis multicaulis
Few-flowered spike-rush	Eleocharis quinqueflora
Needle spike-rush	Eleocharis acicularis
Dwarf spike-rush	Eleocharis parvula
Sea club-rush	Bolboschoenus maritimus
Wood club-rush	Scirpus sylvaticus
Round-headed club-rush	Scirpoides holoschoenus
Common club-rush	Schoenoplectus lacustris
Grey club-rush	Schoenoplectus tabernaemontani
Triangular club-rush	Schoenoplectus triqueter
Sharp club-rush	Schoenoplectus pungens
Bristle club-rush	Isolepis setacea
Slender club-rush	Isolepis cernua
Floating club-rush	Eleogiton fluitans
Flat-sedge	Blysmus compressus
Saltmarsh flat-sedge	Blysmus rufus
Galingale	Cyperus longus
Pale galingale	Cyperus eragrostis	*
Brown galingale	Cyperus fuscus
Black bog-rush	Schoenus nigricans
Brown bog-rush	Schoenus ferrugineus
White beak-sedge	Rhynchospora alba
Brown beak-sedge	Rhynchospora fusca
Great fen-sedge	Cladium mariscus
False sedge	Kobresia simpliciuscula
Greater tussock-sedge	Carex paniculata
Fibrous tussock-sedge	Carex appropinquata
Lesser tussock-sedge	Carex diandra
True fox-sedge	Carex vulpina
False fox-sedge	Carex otrubae
American fox-sedge	Carex vulpinoidea	*
Spiked sedge	Carex spicata
Prickly sedge	Carex muricata
Grey sedge	Carex divulsa
Sand sedge	Carex arenaria
Brown sedge	Carex disticha
String sedge	Carex chordorrhiza
Divided sedge	Carex divisa
Curved sedge	Carex maritima
Remote sedge	Carex remota
Oval sedge	Carex leporina
Star sedge	Carex echinata
Dioecious sedge	Carex dioica
Davall's sedge	Carex davalliana	e
Elongated sedge	Carex elongata
Hare's-foot sedge	Carex lachenalii
White sedge	Carex curta
Hairy sedge	Carex hirta
Slender sedge	Carex lasiocarpa
Lesser pond-sedge	Carex acutiformis
Greater pond-sedge	Carex riparia
Cyperus-like sedge	Carex pseudocyperus
Bottle sedge	Carex rostrata
Bladder-sedge	Carex vesicaria
Russet sedge	Carex saxatilis
Pendulous sedge	Carex pendula
Wood-sedge	Carex sylvatica
Hair sedge	Carex capillaris
Thin-spiked wood-sedge	Carex strigosa
Glaucous sedge	Carex flacca
Carnation sedge	Carex panicea
Sheathed sedge	Carex vaginata
Starved wood-sedge	Carex depauperata
Smooth-stalked sedge	Carex laevigata
Green-ribbed sedge	Carex binervis
Distant sedge	Carex distans
Dotted sedge	Carex punctata
Long-bracted sedge	Carex extensa
Tawny sedge	Carex hostiana
Large yellow-sedge	Carex flava
Yellow-sedge	Carex viridula
Pale sedge	Carex pallescens
Fingered sedge	Carex digitata
Bird's-foot sedge	Carex ornithopoda
Dwarf sedge	Carex humilis
Spring sedge	Carex caryophyllea
Downy-fruited sedge	Carex filiformis
Rare spring-sedge	Carex ericetorum
Soft-leaved sedge	Carex montana
Pill sedge	Carex pilulifera
Scorched alpine-sedge	Carex atrofusca
Bog-sedge	Carex limosa
Mountain bog-sedge	Carex rariflora
Tall bog-sedge	Carex magellanica
Black alpine-sedge	Carex atrata
Club sedge	Carex buxbaumii
Close-headed alpine sedge	Carex norvegica
Estuarine sedge	Carex recta
Water sedge	Carex aquatilis
Slender tufted-sedge	Carex acuta
Three-nerved sedge	Carex trinervis	e
Common sedge	Carex nigra
Tufted-sedge	Carex elata
Stiff sedge	Carex bigelowii
Bristle sedge	Carex microglochin
Few-flowered sedge	Carex pauciflora
Rock sedge	Carex rupestris
Flea sedge	Carex pulicaris

Family Poaceae (grasses)

English name	Scientific name	Status
Indian fountain-bamboo	Yushania anceps	*
Dwarf bamboo	Pleioblastus pygmaeus	*
Broad-leaved bamboo	Sasa palmata	*
Veitch's bamboo	Sasa veitchii	*
Hairy bamboo	Sasaella ramosa	*
Arrow bamboo	Pseudosasa japonica	*
Square-stemmed bamboo	Chimonobambusa quadrangularis	*
Cut-grass	Leersia oryzoides
Mat-grass	Nardus stricta
American needle-grass	Stipa neesiana	*
Smilo-grass	Oryzopsis miliacea	*
Wood millet	Milium effusum
Early millet	Milium vernale
Meadow fescue	Festuca pratensis
Tall fescue	Festuca arundinacea
Giant fescue	Festuca gigantea
Wood fescue	Festuca altissima
Various-leaved fescue	Festuca heterophylla	*
Rush-leaved fescue	Festuca arenaria
Red fescue	Festuca rubra
Sheep's-fescue	Festuca ovina
Viviparous sheep's-fescue	Festuca vivipara
Fine-leaved sheep's-fescue	Festuca filiformis
Breton fescue	Festuca armoricana
Huon's fescue	Festuca huonii
Confused fescue	Festuca lemanii
Blue fescue	Festuca longifolia
Hard fescue	Festuca brevipila
Perennial rye-grass	Lolium perenne
Italian rye-grass	Lolium multiflorum	*
Dune fescue	Vulpia fasciculata
Squirreltail fescue	Vulpia bromoides
Rat's-tail fescue	Vulpia myuros
Bearded fescue	Vulpia ciliata
Mat-grass fescue	Vulpia unilateralis
Crested dog's-tail	Cynosurus cristatus
Rough dog's-tail	Cynosurus echinatus	*
Common saltmarsh-grass	Puccinellia maritima
Reflexed saltmarsh-grass	Puccinellia distans
Borrer's saltmarsh-grass	Puccinellia fasciculata
Stiff saltmarsh-grass	Puccinellia rupestris
Quaking-grass	Briza media
Lesser quaking-grass	Briza minor	*
Greater quaking-grass	Briza maxima	*
Early meadow-grass	Poa infirma
Annual meadow-grass	Poa annua
Rough meadow-grass	Poa trivialis
Spreading meadow-grass	Poa humilis
Smooth meadow-grass	Poa pratensis
Narrow-leaved meadow-grass	Poa angustifolia
Broad-leaved meadow-grass	Poa chaixii	*
Wavy meadow-grass	Poa flexuosa
Flattened meadow-grass	Poa compressa
Swamp meadow-grass	Poa palustris	*
Glaucous meadow-grass	Poa glauca
Wood meadow-grass	Poa nemoralis
Bulbous meadow-grass	Poa bulbosa
Alpine meadow-grass	Poa alpina
Tussac-grass	Poa flabellata	*
Cock's-foot	Dactylis glomerata
Slender cock's-foot	Dactylis polygama	*
Whorl-grass	Catabrosa aquatica
Fern-grass	Catapodium rigidum
Sea fern-grass	Catapodium marinum
Blue moor-grass	Sesleria caerulea
Hard-grass	Parapholis strigosa
Curved hard-grass	Parapholis incurva
Reed sweet-grass	Glyceria maxima
Floating sweet-grass	Glyceria fluitans
Small sweet-grass	Glyceria declinata
Plicate sweet-grass	Glyceria notata
Mountain melick	Melica nutans
Wood melick	Melica uniflora
Downy oat-grass	Helictotrichon pubescens
Meadow oat-grass	Helictotrichon pratense
False oat-grass	Arrhenatherum elatius
Slender oat	Avena barbata	*
Bristle oat	Avena strigosa	*
Wild-oat	Avena fatua	*
Winter wild-oat	Avena sterilis	*
Oat	Avena sativa	*
French oat-grass	Gaudinia fragilis	*
Yellow oat-grass	Trisetum flavescens
Somerset hair-grass	Koeleria vallesiana
Crested hair-grass	Koeleria macrantha
Tufted hair-grass	Deschampsia cespitosa
Bog hair-grass	Deschampsia setacea
Wavy hair-grass	Deschampsia flexuosa
Yorkshire-fog	Holcus lanatus
Creeping soft-grass	Holcus mollis
Grey hair-grass	Corynephorus canescens
Silver hair-grass	Aira caryophyllea
Early hair-grass	Aira praecox
Holy-grass	Hierochloe odorata
Sweet vernal-grass	Anthoxanthum odoratum
Annual vernal-grass	Anthoxanthum aristatum	*
Reed canary-grass	Phalaris arundinacea
Bulbous canary-grass	Phalaris aquatica	*
Canary-grass	Phalaris canariensis	*
Lesser canary-grass	Phalaris minor	*
Awned canary-grass	Phalaris paradoxa	*
Common bent	Agrostis capillaris
Black bent	Agrostis gigantea
Highland bent	Agrostis castellana	*
Creeping bent	Agrostis stolonifera
Blown-grass	Agrostis avenacea	*
Bristle bent	Agrostis curtisii
Velvet bent	Agrostis canina
Brown bent	Agrostis vinealis
Rough bent	Agrostis scabra	*
Wood small-reed	Calamagrostis epigejos
Purple small-reed	Calamagrostis canescens
Scandinavian small-reed	Calamagrostis purpurea
Narrow small-reed	Calamagrostis stricta
Scottish small-reed	Calamagrostis scotica
Marram	Ammophila arenaria
American marram	Ammophila breviligulata	*
Nit-grass	Gastridium ventricosum
Hare's-tail	Lagurus ovatus	*
Loose silky-bent	Apera spica-venti
Dense silky-bent	Apera interrupta
Early sand-grass	Mibora minima
Annual beard-grass	Polypogon monspeliensis
Water bent	Polypogon viridis	*
Meadow foxtail	Alopecurus pratensis
Marsh foxtail	Alopecurus geniculatus
Bulbous foxtail	Alopecurus bulbosus
Orange foxtail	Alopecurus aequalis
Alpine foxtail	Alopecurus borealis
Black-grass	Alopecurus myosuroides
American slough-grass	Beckmannia syzigachne	*
Timothy-grass	Phleum pratense
Smaller cat's-tail	Phleum bertolonii
Alpine cat's-tail	Phleum alpinum
Purple-stem cat's-tail	Phleum phleoides
Sand cat's-tail	Phleum arenarium
Field brome	Bromus arvensis	*
Meadow brome	Bromus commutatus
Brome	Bromus racemosus
Soft-brome	Bromus hordeaceus
Slender soft-brome	Bromus lepidus	*
Interrupted brome	Bromus interruptus	e
Rye brome	Bromus secalinus	*
Smith's brome	Bromus pseudosecalinus	*
Hairy-brome	Bromopsis ramosa
Lesser hairy-brome	Bromopsis benekenii
Upright brome	Bromopsis erecta
Hungarian brome	Bromopsis inermis	*
Great brome	Anisantha diandra	*
Ripgut brome	Anisantha rigida	*
Barren brome	Anisantha sterilis
Drooping brome	Anisantha tectorum	*
Compact brome	Anisantha madritensis	*
California brome	Ceratochloa carinata	*
Western brome	Ceratochloa marginata	*
Rescue brome	Ceratochloa cathartica	*
Tor-grass	Brachypodium pinnatum
False brome	Brachypodium sylvaticum
Bearded couch	Elymus caninus
Common couch	Elytrigia repens
Sea couch	Elytrigia atherica
Sand couch	Elytrigia juncea
Lyme-grass	Leymus arenarius
Wood barley	Hordelymus europaeus
Two-rowed barley	Hordeum distichon	*
Wall barley	Hordeum murinum
Foxtail barley	Hordeum jubatum	*
Meadow barley	Hordeum secalinum
Sea barley	Hordeum marinum
Bread wheat	Triticum aestivatum	*
Heath-grass	Danthonia decumbens
Pampas-grass	Cortaderia selloana	*
Purple moor-grass	Molinia caerulea
Common reed	Phragmites australis
African love-grass	Eragrostis curvula	*
Small love-grass	Eragrostis minor	*
Bermuda-grass	Cynodon dactylon	*
African Bermuda-grass	Cynodon incompletus	*
Small cord-grass	Spartina maritima
Common cord-grass	Spartina anglica
Smooth cordgrass	Spartina alterniflora	*
Prairie cord-grass	Spartina pectinata	*
Cockspur	Echinochloa crus-galli	*
Water finger-grass	Paspalum distichum	*
Green bristle-grass	Setaria viridis	*
Smooth finger-grass	Digitaria ischaemum	*
Johnson grass	Sorghum halepense	*

Family Typhaceae (cattail family)

English name	Scientific name	Status
Branched bur-reed	Sparganium erectum
Unbranched bur-reed	Sparganium emersum
Floating bur-reed	Sparganium angustifolium
Least bur-reed	Sparganium natans
Bulrush	Typha latifolia
Lesser bulrush	Typha angustifolia

Family Bromeliaceae (bromeliads)

English name	Scientific name	Status
Rhodostachys	Fascicularia bicolor	*
Tresco rhodostachys	Ochagavia carnea	*

Order Asparagales (asparagoid lilies)

Family Asphodelaceae (asphodel family)

English name	Scientific name	Status
Kerry lily	Simethis planifolia
Orange day-lily	Hemerocallis fulva	*
Yellow day-lily	Hemerocallis lilioasphodelus	*
Red-hot-poker	Kniphofia uvaria	*
Greater red-hot-poker	Kniphofia praecox	*
New Zealand flax	Phormium tenax	*
Lesser New Zealand flax	Phormium colensoi	*
Scottish asphodel	Tofieldia pusilla
Bog asphodel	Narthecium ossifragum
White asphodel	Asphodelus albus	*

Family Asparagaceae (asparagus family)

English name	Scientific name	Status
Lily-of-the-valley	Convallaria majalis
Solomon's-seal	Polygonatum multiflorum
Angular Solomon's-seal	Polygonatum odoratum
Whorled Solomon's-seal	Polygonatum verticillatum
May lily	Maianthemum bifolium
Reineckea	Reineckea carnea	*
Spiked Star-of-Bethlehem	Ornithogalum pyrenaicum
Star-of-Bethlehem	Ornithogalum umbellatum
Drooping Star-of-Bethlehem	Ornithogalum nutans	*
Alpine squill	Scilla bifolia	*
Greek squill	Scilla messeniaca	*
Siberian squill	Scilla siberica	*
Spring squill	Scilla verna
Pyrenean squill	Scilla liliohyacinthus	*
Portuguese squill	Scilla peruviana	*
Autumn squill	Scilla autumnalis
Italian bluebell	Hyacinthoides italica	*
Bluebell	Hyacinthoides non-scripta
Spanish bluebell	Hyacinthoides hispanica	*
Hyacinth	Hyacinthus orientalis	*
Glory-of-the-snow	Chionodoxa forbesii	*
Lesser glory-of-the-snow	Chionodoxa sardensis	*
Grape-hyacinth	Muscari neglectum	*
Garden grape-hyacinth	Muscari armeniacum	*
Compact grape-hyacinth	Muscari botryoides	*
Tassel grape-hyacinth	Leopoldia comosa	*
Wild asparagus	Asparagus officinalis
Butcher's-broom	Ruscus aculeatus
Spineless butcher's-broom	Ruscus hypoglossum	*
Curved-leaved Spanish-dagger	Yucca gloriosa var. tristis	*
Centuryplant	Agave americana	*
Cabbage-palm	Cordyline australis	*

Family Amaryllidaceae (amaryllis family)

English name	Scientific name	Status
Chives	Allium schoenoprasum
American garlic	Allium unifolium	*
Rosy garlic	Allium roseum	*
Neapolitan garlic	Allium neapolitanum	*
Hairy garlic	Allium subhirsutum	*
Yellow garlic	Allium moly	*
Three-cornered garlic	Allium triquetrum	*
Italian garlic	Allium pendulinum	*
Few-flowered garlic	Allium paradoxum	*
Ramsons	Allium ursinum
Field garlic	Allium oleraceum
Keeled garlic	Allium carinatum	*
Wild leek	Allium ampeloprasum
Sand leek	Allium scorodoprasum
Round-headed leek	Allium sphaerocephalon
Wild onion	Allium vineale
Broad-leaved leek	Allium nigrum	*
Honey garlic	Nectaroscordum siculum	*
Honeybells	Nothoscordum borbonicum	*
African lily	Agapanthus praecox	*
Spring starflower	Tristagma uniflorum	*
Jersey lily	Amaryllis belladonna	*
Winter daffodil	Sternbergia lutea	*
Summer snowflake	Leucojum aestivum
Spring snowflake	Leucojum vernum
Snowdrop	Galanthus nivalis	*
Greater snowdrop	Galanthus elwesii	*
Caucasian snowdrop	Galanthus caucasicus	*
Pleated snowdrop	Galanthus plicatus	*
Bunch-flowered daffodil	Narcissus tazetta	*
Paper-white daffodil	Narcissus papyraceus	*
Pheasant's-eye daffodil	Narcissus poeticus	*
Hoop-petticoat daffodil	Narcissus bulbocodium	*
Daffodil	Narcissus pseudonarcissus
Cyclamen-flowered daffodil	Narcissus cyclamineus	*

Family Iridaceae (iris family)

English name	Scientific name	Status
Blue-eyed-grass	Sisyrinchium bermudiana
American blue-eyed-grass	Sisyrinchium montanum	*
Yellow-eyed-grass	Sisyrinchium californicum	*
Veined yellow-eyed-grass	Sisyrinchium laxum	*
Pale yellow-eyed-grass	Sisyrinchium striatum	*
Blue corn-lily	Aristea ecklonii	*
Snake's-head iris	Hermodactylus tuberosus	*
Bearded iris	Iris germanica	*
Siberian iris	Iris sibirica	*
Yellow iris	Iris pseudacorus
Purple iris	Iris versicolor	*
Japanese iris	Iris ensata	*
Blue iris	Iris spuria	*
Turkish iris	Iris orientalis	*
Stinking iris	Iris foetidissima
English iris	Iris latifolia	*
Spanish iris	Iris xiphium	*
Bugle-lily	Watsonia borbonica	*
Sand crocus	Romulea columnae
Oniongrass	Romulea rosea	*
Spring crocus	Crocus vernus	*
Early crocus	Crocus tommasinianus	*
Autumn crocus	Crocus nudiflorus	*
Kotschy's crocus	Crocus kotschyanus	*
Sieber's crocus	Crocus sieberi	*
Golden crocus	Crocus chrysanthus	*
Pure yellow crocus	Crocus flavus	*
Bieberstein's crocus	Crocus speciosus	*
Hairy crocus	Crocus pulchellus	*
Wild gladiolus	Gladiolus illyricus
Eastern gladiolus	Gladiolus communis	*
Red corn-lily	Ixia campanulata	*
Tubular corn-lily	Ixia paniculata	*
Plain harlequinflower	Sparaxis grandiflora	*
Freesia	Freesia x hybrida	*
Aunt-Eliza	Crocosmia paniculata	*
Giant montbretia	Crocosmia masoniorum	*
Potts' montbretia	Crocosmia pottsii	*
Chasmanthe	Chasmanthe bicolor	*

Family Orchidaceae (orchid family)

English name	Scientific name	Status
Lady's-slipper	Cypripedium calceolus
White helleborine	Cephalanthera damasonium
Narrow-leaved helleborine	Cephalanthera longifolia
Red helleborine	Cephalanthera rubra
Marsh helleborine	Epipactis palustris
Dark-red helleborine	Epipactis atrorubens
Violet helleborine	Epipactis purpurata
Broad-leaved helleborine	Epipactis helleborine
Young's helleborine	Epipactis youngiana
Narrow-lipped helleborine	Epipactis leptochila
Green-flowered helleborine	Epipactis phyllanthes
Ghost orchid	Epipogium aphyllum
Bird's-nest orchid	Neottia nidus-avis
Common twayblade	Neottia ovata
Lesser twayblade	Neottia cordata
Autumn lady's-tresses	Spiranthes spiralis
Summer lady's-tresses	Spiranthes aestivalis	e
Irish lady's-tresses	Spiranthes romanzoffiana
Creeping lady's-tresses	Goodyera repens
Fen orchid	Liparis loeselii
Bog orchid	Hammarbya paludosa
Coralroot orchid	Corallorrhiza trifida
Musk orchid	Herminium monorchis
Greater butterfly-orchid	Platanthera chlorantha
Lesser butterfly-orchid	Platanthera bifolia
Pyramidal orchid	Anacamptis pyramidalis
Small-white orchid	Pseudorchis albida
Fragrant orchid	Gymnadenia conopsea
Frog orchid	Coeloglossum viride
Common spotted-orchid	Dactylorhiza fuchsii
Heath spotted-orchid	Dactylorhiza maculata
Early marsh-orchid	Dactylorhiza incarnata
Southern marsh-orchid	Dactylorhiza praetermissa
Northern marsh-orchid	Dactylorhiza purpurella
Western marsh-orchid	Dactylorhiza majalis
Narrow-leaved marsh-orchid	Dactylorhiza traunsteineri
Lapland marsh-orchid	Dactylorhiza lapponica
Dense-flowered orchid	Neotinea maculata
Loose-flowered orchid	Orchis laxiflora
Early-purple orchid	Orchis mascula
Green-winged orchid	Orchis morio
Burnt orchid	Orchis ustulata
Lady orchid	Orchis purpurea
Military orchid	Orchis militaris
Monkey orchid	Orchis simia
Man orchid	Aceras anthropophorum
Lizard orchid	Himantoglossum hircinum
Fly orchid	Ophrys insectifera
Early spider-orchid	Ophrys sphegodes
Bee orchid	Ophrys apifera
Late spider-orchid	Ophrys fuciflora

Order Liliales

Family Colchicaceae (colchicum family)

English name	Scientific name	Status
Meadow saffron	Colchicum autumnale

Family Liliaceae (true lilies)

English name	Scientific name	Status
Snowdon lily	Gagea serotina (syn. Lloydia serotina)
Yellow Star-of-Bethlehem	Gagea lutea
Early Star-of-Bethlehem	Gagea bohemica
Wild tulip	Tulipa sylvestris	*
Cretan tulip	Tulipa saxatilis	*
Garden tulip	Tulipa gesneriana	*
Fritillary	Fritillaria meleagris	*
Martagon lily	Lilium martagon	*
Pyrenean lily	Lilium pyrenaicum	*

Family Melanthiaceae (bunchflower family)

English name	Scientific name	Status
Herb-paris	Paris quadrifolia

Family Alstroemeriaceae (alstroemer family)

English name	Scientific name	Status
Peruvian lily	Alstroemeria aurea	*
Chilean-iris	Libertia chilensis (syns. L. formosa, L. elegans)	*

Order Dioscoreales

Family Dioscoreaceae (yam family)

English name	Scientific name	Status
Black bryony	Dioscorea communis

See also

For all lists, see Category: Lists of vascular plants of the British Isles.

• Flora of Great Britain
• Flora of Ireland