Introduced species in Greene County

48 species reported here that are listed as introduced

Listed as introduced by US-RIIS (the lower 48 states) or iNaturalist's Ohio checklist. Invasive species are those US-RIIS or Ohio's rules list as invasive, as causing or likely to cause harm. A species missing from this list is not necessarily native.

Sources: US-RIIS 2.0, iNaturalist's Ohio checklist and Ohio's invasive-species rules

48 species

Siberian squill (Scilla siberica)Siberian squillScilla siberica · Flowering plantsPhoto © Kristian Peters · CC BY-NC-SA 4.0Early March to early April, middle week Mar 29 – Apr 429 recordslesser celandine (Ficaria verna)lesser celandineFicaria verna · Flowering plantsPhoto © Bernard Picton · CC BY 4.0Early March to late April, middle week Apr 5–1162 recordscatchweed bedstraw (Galium aparine)catchweed bedstrawGalium aparine · Flowering plantsPhoto © Magnus Hagdorn · CC BY-SA 4.0Mid-March to late May, middle week Apr 19–2522 recordsred deadnettle (Lamium purpureum)red deadnettleLamium purpureum · Flowering plantsPhoto © Katrina Winthrop · CC BY-NC 4.0Mid-February to early May, middle week Apr 19–2578 recordsJapanese Beetle (Popillia japonica)Japanese BeetlePopillia japonica · BeetlesPhoto © Ingrid Kaatz · CC BY-NC 4.0Late June to early August, middle week Jul 12–1832 recordsWestern Honey Bee (Apis mellifera)Western Honey BeeApis mellifera · Bees, wasps and antsPhoto © Lê Thanh Hoa · CC BY-NC 4.0Late March to early October, middle week Jul 26 – Aug 1161 recordsSmall White (Pieris rapae)Small WhitePieris rapae · Butterflies and mothsPhoto © Liu JimFood · CC BY-NC 4.0Early April to late September, middle week Aug 2–888 recordsAmur honeysuckle (Lonicera maackii)Amur honeysuckleLonicera maackii · Flowering plantsPhoto © Andrew Conboy · CC BY 4.0No season shown130 recordsAsian Clam (Corbicula fluminea)Asian ClamCorbicula fluminea · Mussels and clamsPhoto © anonymous · CC BY 4.0No season shown26 recordsAsian Lady Beetle (Harmonia axyridis)Asian Lady BeetleHarmonia axyridis · BeetlesPhoto © Paolo Mazzei · CC BY-NC 4.0No season shown107 recordsautumn olive (Elaeagnus umbellata)autumn oliveElaeagnus umbellata · Flowering plantsPhoto no rights reserved, uploaded by Shawn · CC0 1.0No season shown44 recordsbittersweet nightshade (Solanum dulcamara)bittersweet nightshadeSolanum dulcamara · Flowering plantsPhoto © Alexander Baransky · CC BY-NC 4.0No season shown41 recordsborder privet (Ligustrum obtusifolium)border privetLigustrum obtusifolium · Flowering plantsPhoto © Sandy Wolkenberg · CC BY 4.0No season shown45 recordsBrown Marmorated Stink Bug (Halyomorpha halys)Brown Marmorated Stink BugHalyomorpha halys · True bugsPhoto © Kimberly · CC BY 4.0No season shown42 recordsCarolina horsenettle (Solanum carolinense)Carolina horsenettleSolanum carolinense · Flowering plantsPhoto © dillonmr · CC BY-NC 4.0No season shown29 recordschicory (Cichorium intybus)chicoryCichorium intybus · Flowering plantsPhoto no rights reserved, uploaded by Алексей Ябс · CC0 1.0No season shown73 recordscommon dandelion (Taraxacum officinale)common dandelionTaraxacum officinale · Flowering plantsPhoto © Paul Reeves · CC BY-NC-SA 4.0No season shown27 recordscommon hibiscus (Hibiscus syriacus)common hibiscusHibiscus syriacus · Flowering plantsPhoto (c) Kai Yan, Joseph Wong, some rights reserved (CC BY-NC-SA) · CC BY-NC-SA 4.0No season shown22 recordscommon star-of-Bethlehem (Ornithogalum umbellatum)common star-of-BethlehemOrnithogalum umbellatum · Flowering plantsPhoto © Hannah Blumenfeld · CC BY-SA 4.0No season shown55 recordsCoronilla variaCoronilla variaCoronilla varia · Flowering plantsPhoto © Jerry Oldenettel · CC BY-NC-SA 4.0No season shown28 recordscreeping thistle (Cirsium arvense)creeping thistleCirsium arvense · Flowering plantsPhoto © Adja Gaye · CC BY-NC 4.0No season shown37 recordscutleaf teasel (Dipsacus laciniatus)cutleaf teaselDipsacus laciniatus · Flowering plantsPhoto © Lily Rice · CC BY-NC 4.0No season shown22 recordsdame's rocket (Hesperis matronalis)dame's rocketHesperis matronalis · Flowering plantsPhoto © Wolfgang Bacher · CC BY-NC 4.0No season shown96 recordsEuropean Carp (Cyprinus carpio)European CarpCyprinus carpio · FishesPhoto © Austin D West · CC BY-NC 4.0No season shown24 recordsEuropean Starling (Sturnus vulgaris)European StarlingSturnus vulgaris · BirdsPhoto © Shiva Shenoy · CC BY 4.0No season shown41 recordsfortune's spindle (Euonymus fortunei)fortune's spindleEuonymus fortunei · Flowering plantsPhoto © Douglas Goldman · CC BY-SA 4.0No season shown69 recordsgarlic mustard (Alliaria petiolata)garlic mustardAlliaria petiolata · Flowering plantsPhoto © Douglas Goldman · CC BY-SA 4.0No season shown71 recordsgreat mullein (Verbascum thapsus)great mulleinVerbascum thapsus · Flowering plantsPhoto © adrienne alms · CC BY-NC 4.0No season shown48 recordsground-ivy (Glechoma hederacea)ground-ivyGlechoma hederacea · Flowering plantsPhoto © viktorie_kolouchova · CC BY-NC 4.0No season shown61 recordshairy bittercress (Cardamine hirsuta)hairy bittercressCardamine hirsuta · Flowering plantsPhoto © Beth Katz · CC BY-NC-SA 4.0No season shown21 recordsHouse Sparrow (Passer domesticus)House SparrowPasser domesticus · BirdsPhoto © Ximo Galarza · CC BY-NC-SA 4.0No season shown42 recordslesser periwinkle (Vinca minor)lesser periwinkleVinca minor · Flowering plantsPhoto © Miroslav Marić · CC BY-NC 4.0No season shown23 recordslow smartweed (Persicaria longiseta)low smartweedPersicaria longiseta · Flowering plantsPhoto © Brad Walker · CC BY-NC 4.0No season shown38 recordsmoth mullein (Verbascum blattaria)moth mulleinVerbascum blattaria · Flowering plantsPhoto © margiemick · CC BY-NC 4.0No season shown37 recordsmultiflora rose (Rosa multiflora)multiflora roseRosa multiflora · Flowering plantsPhoto © Douglas Goldman · CC BY-SA 4.0No season shown69 recordsmusk thistle (Carduus nutans)musk thistleCarduus nutans · Flowering plantsPhoto no rights reserved, uploaded by Megan Blackmore · CC0 1.0No season shown40 recordsOsage-orange (Maclura pomifera)Osage-orangeMaclura pomifera · Flowering plantsPhoto © hilliri · CC BY-NC 4.0No season shown56 recordspoison hemlock (Conium maculatum)poison hemlockConium maculatum · Flowering plantsPhoto © Kate Bullock · CC BY-NC 4.0No season shown55 recordspurple loosestrife (Lythrum salicaria)purple loosestrifeLythrum salicaria · Flowering plantsPhoto © Nika Martynova · CC BY-NC 4.0No season shown28 recordsRed Clover (Trifolium pratense)Red CloverTrifolium pratense · Flowering plantsPhoto © Hornbeam Arts · CC BY-NC 4.0No season shown51 recordsribwort plantain (Plantago lanceolata)ribwort plantainPlantago lanceolata · Flowering plantsPhoto © Miroslav Marić · CC BY-NC 4.0No season shown24 recordstree-of-heaven (Ailanthus altissima)tree-of-heavenAilanthus altissima · Flowering plantsPhoto © raviner · CC BY-NC 4.0No season shown30 recordsviper's-bugloss (Echium vulgare)viper's-buglossEchium vulgare · Flowering plantsPhoto © Javisa Hun · CC BY-NC 4.0No season shown44 recordswater forget-me-not (Myosotis scorpioides)water forget-me-notMyosotis scorpioides · Flowering plantsPhoto © Mike Abel · CC BY-NC 4.0No season shown24 recordswhite clover (Trifolium repens)white cloverTrifolium repens · Flowering plantsPhoto © Gennadiy Okatov · CC BY-NC 4.0No season shown29 recordswild carrot (Daucus carota)wild carrotDaucus carota · Flowering plantsPhoto © Nancy Phillips · CC BY-NC 4.0No season shown76 recordswild teasel (Dipsacus fullonum)wild teaselDipsacus fullonum · Flowering plantsPhoto © Andreas Rockstein · CC BY-SA 4.0No season shown41 recordswinged euonymus (Euonymus alatus)winged euonymusEuonymus alatus · Flowering plantsPhoto © cathytaylormt · CC BY-NC 4.0No season shown30 records

Missing records do not mean a species is absent.