Lancashire Key Species - Invasive Non-native Species

Invasive Non-native Species species included on the list of Lancashire Key Species reviewed on 24/09/2019.

Lancashire Key Species (LKS) refers to species which have a recognised status, either (inter)nationally or locally within Lancashire. The criteria for inclusion are available from ...more ↓

All 168

Giant Hogweed ¹
Heracleum mantegazzianum

Sea-buckthorn
Hippophae rhamnoides

Spanish Bluebell ²
Hyacinthoides hispanica

water pennywort ³
Hydrocotyle ranunculoides

common jewelweed ⁴
Impatiens capensis

Himalayan balsam ⁵
Impatiens glandulifera

Curly Waterweed ⁶
Lagarosiphon major

Lamiastrum galeobdolon subsp. argentatum ⁷
Lamium galeobdolon argentatum

Least Duckweed ⁸
Lemna minuta

Box-leaved Honeysuckle
Lonicera pileata

western skunk cabbage ⁹
Lysichiton americanus

Mimulus guttatus ¹⁰
Erythranthe guttata

Mimulus luteus ¹¹
Erythranthe lutea

Parrot's feather ¹²
Myriophyllum aquaticum

Broadleaf Water-milfoil
Myriophyllum heterophyllum

sweet cicely ¹³
Myrrhis odorata

coloured water-lily ¹⁴
Nymphaea marliacea

water fringe ¹⁵
Nymphoides peltata

Garden pink-sorrel ¹⁶
Oxalis latifolia

Virginia creeper ¹⁷
Parthenocissus quinquefolia

himalayan knotweed ¹⁸
Persicaria wallichii

Winter Heliotrope ¹⁹
Petasites fragrans

Giant Butterbur ²⁰
Petasites japonicus

Sitka spruce ²¹
Picea sitchensis

orange hawkweed ²²
Pilosella aurantiaca

white poplar ²³
Populus alba

Cherry laurel ²⁴
Prunus laurocerasus

Arrow Bamboo ²⁵
Pseudosasa japonica

Turkey Oak ²⁶
Quercus cerris

Common Rhododendron ²⁷
Rhododendron ponticum

rugosa rose ²⁸
Rosa rugosa

Armenian Blackberry ²⁹
Rubus armeniacus

White-stemmed Bramble ³⁰
Rubus cockburnianus

salmonberry ³¹
Rubus spectabilis

Chinese Bramble ³²
Rubus tricolor

Broad-leaved Bamboo ²⁰
Sasa palmata

Senecio fluviatilis ³³
Senecio sarracenicus

Wood Ragwort ³⁴
Senecio ovatus

Alexanders ³⁵
Smyrnium olusatrum

Perfoliate Alexanders ³⁶
Smyrnium perfoliatum

Canada goldenrod ³⁷
Solidago canadensis

giant goldenrod ³⁸
Solidago gigantea

Solidago graminifolia ³⁹
Euthamia graminifolia

common wrinkle-leaved goldenrod ⁴⁰
Solidago rugosa

Spartina anglica ⁸
Sporobolus anglicus

white meadowsweet ⁴¹
Spiraea alba

rose spiraea ⁴²
Spiraea douglasii

Japanese Spiraea ⁴³
Spiraea japonica

Bridewort ⁴⁴
Spiraea salicifolia

Steeplebush ⁴⁵
Spiraea tomentosa

Water-soldier ⁷
Stratiotes aloides

Common Snowberry ⁴
Symphoricarpos albus

fringe cups ⁴
Tellima grandiflora

youth on age ⁴⁶
Tolmiea menziesii

Hymenoscyphus pseudoalbidus ⁴⁷

London Dowd ⁴⁸
Blastobasis lacticolella

Light Brown Apple Moth ⁴⁹
Epiphyas postvittana

Firethorn Leafminer ⁵⁰
Phyllonorycter leucographella

Asian Lady Beetle ⁵¹
Harmonia axyridis

Worm Slug ⁵²
Boettgerilla pallens

Crassostrea gigas ⁵³
Magallana gigas

Zebra Mussel ⁵⁴
Dreissena polymorpha

Trachemys scripta subsp. elegans ⁵⁵
Trachemys scripta elegans

Dead Man's Fingers ⁵⁶
Codium fragile

Sika Deer ⁵⁷
Cervus nippon

Reeves's Muntjac ⁵⁸
Muntiacus reevesi

American Mink ⁵⁹
Neovison vison

Eastern Gray Squirrel ⁶⁰
Sciurus carolinensis

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Lancashire Key Species - Invasive Non-native Species

Giant Hogweed 1 Heracleum mantegazzianum

Sea-buckthorn Hippophae rhamnoides

Spanish Bluebell 2 Hyacinthoides hispanica

water pennywort 3 Hydrocotyle ranunculoides

common jewelweed 4 Impatiens capensis

Himalayan balsam 5 Impatiens glandulifera

Curly Waterweed 6 Lagarosiphon major

Lamiastrum galeobdolon subsp. argentatum 7 Lamium galeobdolon argentatum

Least Duckweed 8 Lemna minuta

Box-leaved Honeysuckle Lonicera pileata

western skunk cabbage 9 Lysichiton americanus

Mimulus guttatus 10 Erythranthe guttata

Mimulus luteus 11 Erythranthe lutea

Parrot's feather 12 Myriophyllum aquaticum

Broadleaf Water-milfoil Myriophyllum heterophyllum

sweet cicely 13 Myrrhis odorata

coloured water-lily 14 Nymphaea marliacea

water fringe 15 Nymphoides peltata

Garden pink-sorrel 16 Oxalis latifolia

Virginia creeper 17 Parthenocissus quinquefolia

himalayan knotweed 18 Persicaria wallichii

Winter Heliotrope 19 Petasites fragrans

Giant Butterbur 20 Petasites japonicus

Sitka spruce 21 Picea sitchensis

orange hawkweed 22 Pilosella aurantiaca

white poplar 23 Populus alba

Cherry laurel 24 Prunus laurocerasus

Arrow Bamboo 25 Pseudosasa japonica

Turkey Oak 26 Quercus cerris

Common Rhododendron 27 Rhododendron ponticum

rugosa rose 28 Rosa rugosa

Armenian Blackberry 29 Rubus armeniacus

White-stemmed Bramble 30 Rubus cockburnianus

salmonberry 31 Rubus spectabilis

Chinese Bramble 32 Rubus tricolor

Broad-leaved Bamboo 20 Sasa palmata

Senecio fluviatilis 33 Senecio sarracenicus

Wood Ragwort 34 Senecio ovatus

Alexanders 35 Smyrnium olusatrum

Perfoliate Alexanders 36 Smyrnium perfoliatum

Canada goldenrod 37 Solidago canadensis

giant goldenrod 38 Solidago gigantea

Solidago graminifolia 39 Euthamia graminifolia

common wrinkle-leaved goldenrod 40 Solidago rugosa

Spartina anglica 8 Sporobolus anglicus

white meadowsweet 41 Spiraea alba

rose spiraea 42 Spiraea douglasii

Japanese Spiraea 43 Spiraea japonica

Bridewort 44 Spiraea salicifolia

Steeplebush 45 Spiraea tomentosa

Water-soldier 7 Stratiotes aloides

Common Snowberry 4 Symphoricarpos albus

fringe cups 4 Tellima grandiflora

youth on age 46 Tolmiea menziesii

Hymenoscyphus pseudoalbidus 47

London Dowd 48 Blastobasis lacticolella

Light Brown Apple Moth 49 Epiphyas postvittana

Firethorn Leafminer 50 Phyllonorycter leucographella

Asian Lady Beetle 51 Harmonia axyridis

Worm Slug 52 Boettgerilla pallens

Crassostrea gigas 53 Magallana gigas

Zebra Mussel 54 Dreissena polymorpha

Trachemys scripta subsp. elegans 55 Trachemys scripta elegans

Dead Man's Fingers 56 Codium fragile

Sika Deer 57 Cervus nippon

Reeves's Muntjac 58 Muntiacus reevesi

American Mink 59 Neovison vison

Eastern Gray Squirrel 60 Sciurus carolinensis