Native plants · Illinois

Native plants of Gallatin County

640 plant species are recorded as native to Illinois in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Gallatin County by USDA PLANTS. 261 of them have growing records you can filter by light, moisture, height and estimated cold hardiness. 3 more species are listed as both native and introduced and kept in a separate section.

County summary · USDA PLANTS and Kew WCVP

Gallatin County, Illinois

Native species: 640 Typical Illinois county: 641 (median of 102 counties)
Garden-ready natives: 261 Typical Illinois county: 272
Share by type (all 640 native species): Percent of the 640 native species in each growth type

Tree 13% (86)
Shrub 2% (14)
Wildflower (forb) 55% (350)
Grass or grass-like 19% (120)
Vine 6% (41)
Fern 5% (29)

Wildflowers make up the largest share of the native list (55%), followed by grasses and grass-like plants (19%).

Recorded native ranges can include long-established populations that spread from gardens; check your state’s native plant society list for local guidance. How native status is decided.

ZIP codes mainly in this county fall in USDA hardiness zone 7a (2023 map).

The native plant list

Garden-ready natives 261

Native species with PLANTS growing records (height, light, moisture, minimum temperature). “—” means PLANTS has no value.

Garden-ready native plants of Gallatin County, Illinois
Plant	Type	Height	Light	Water use	Hardy to
American basswood Tilia americana	Tree	100 ft	Shade-tolerant	Medium	Zone 2b
American beech Fagus grandifolia	Tree	80 ft	Shade-tolerant	Medium	Zone 3a
American bellflower Campanulastrum americanum	Wildflower (forb)	6 ft	Shade-tolerant	Medium	Zone 12b
American bittersweet Celastrus scandens	Vine	15 ft	Shade-tolerant	High	Zone 3b
American elm Ulmus americana	Tree	120 ft	Sun–part shade	High	Zone 2b
American hazelnut Corylus americana	Shrub	10 ft	Sun–part shade	Medium	Zone 4a
American hornbeam Carpinus caroliniana	Tree	30 ft	Shade-tolerant	Medium	Zone 4a
American plum Prunus americana	Tree	24 ft	Sun	Medium	Zone 3b
American pokeweed Phytolacca americana	Wildflower (forb)	7.3 ft	Shade-tolerant	Medium	Zone 4a
American sycamore Platanus occidentalis	Tree	100 ft	Sun–part shade	High	Zone 4a
American water horehound Lycopus americanus	Wildflower (forb)	1.8 ft	Shade-tolerant	High	Zone 3b
American water plantain Alisma subcordatum	Wildflower (forb)	6 in	Sun	High	Zone 4a
American wisteria Wisteria frutescens	Vine	50 ft	Shade-tolerant	Medium	Zone 7a
arrowleaf tearthumb Polygonum sagittatum	Vine	1 ft	Sun	Medium	Zone 6a
awlfruit sedge Carex stipata	Grass or grass-like	3.5 ft	Shade-tolerant	Medium	Zone 3b
bald cypress Taxodium distichum	Tree	130 ft	Sun–part shade	High	Zone 5b
beaked agrimony Agrimonia rostellata	Wildflower (forb)	2.3 ft	Sun–part shade	Medium	Zone 4a
bearded beggarticks Bidens aristosa	Wildflower (forb)	3.5 ft	Sun–part shade	High	Zone 12b
big bluestem Andropogon gerardii	Grass or grass-like	6 ft	Sun	Low	Zone 2b
bitternut hickory Carya cordiformis	Tree	75 ft	Sun	Medium	Zone 2b
black cherry Prunus serotina	Tree	80 ft	Sun	Medium	Zone 4a
black oak Quercus velutina	Tree	80 ft	Sun–part shade	Medium	Zone 4a
black walnut Juglans nigra	Tree	100 ft	Sun	High	Zone 4b
black willow Salix nigra	Tree	100 ft	Sun	High	Zone 1b
blackeyed Susan Rudbeckia hirta	Wildflower (forb)	1 ft	Sun	Medium	Zone 5a
blackgum Nyssa sylvatica	Tree	95 ft	Shade-tolerant	Medium	Zone 5b
blackjack oak Quercus marilandica	Tree	25 ft	Sun	Low	Zone 6a
blue mistflower Conoclinium coelestinum	Wildflower (forb)	3.2 ft	Shade-tolerant	Medium	Zone 6a
blunt broom sedge Carex tribuloides	Grass or grass-like	3 ft	Shade-tolerant	Medium	Zone 4b
blunt spikerush Eleocharis obtusa	Grass or grass-like	1.6 ft	Sun	Medium	Zone 11a
bluntleaf bedstraw Galium obtusum	Wildflower (forb)	1.5 ft	Shade-tolerant	High	Zone 4a
bog rush Juncus biflorus	Grass or grass-like	3.5 ft	Shade-tolerant	High	Zone 5b
boxelder Acer negundo	Tree	60 ft	Shade-tolerant	Medium	Zone 2b
bristly buttercup Ranunculus hispidus	Wildflower (forb)	2.5 ft	Shade-tolerant	Medium	Zone 4a
broadleaf cattail Typha latifolia	Wildflower (forb)	5 ft	Sun–part shade	High	Zone 3b
broadleaf rosette grass Dichanthelium latifolium	Grass or grass-like	3.3 ft	Sun–part shade	Low	Zone 3a
broomsedge bluestem Andropogon virginicus	Grass or grass-like	3 ft	Sun	Medium	Zone 5b
bulbous bittercress Cardamine bulbosa	Wildflower (forb)	1.4 ft	Shade-tolerant	Medium	Zone 4a
bur oak Quercus macrocarpa	Tree	100 ft	Sun–part shade	Medium	Zone 3b
burningbush Euonymus atropurpureus	Tree	10 ft	Shade-tolerant	Low	—
Bush's sedge Carex bushii	Grass or grass-like	2 ft	Sun–part shade	Medium	Zone 5a
butterfly milkweed Asclepias tuberosa	Wildflower (forb)	2 ft	Sun	Low	Zone 4a
butterweed Packera glabella	Wildflower (forb)	3.2 ft	Sun	High	Zone 10b
Canada germander Teucrium canadense	Wildflower (forb)	3.3 ft	Sun–part shade	High	Zone 3a
Canada wildrye Elymus canadensis	Grass or grass-like	3 ft	Shade-tolerant	Medium	Zone 3a
Canadian horseweed Conyza canadensis	Wildflower (forb)	5 ft	Sun	Medium	Zone 12b
Canadian lousewort Pedicularis canadensis	Wildflower (forb)	1.3 ft	Shade-tolerant	Medium	Zone 3a
cardinalflower Lobelia cardinalis	Wildflower (forb)	5.9 ft	Shade-tolerant	Low	Zone 4a
Carolina buckthorn Frangula caroliniana	Tree	20 ft	Shade-tolerant	—	Zone 4b
Carolina elephantsfoot Elephantopus carolinianus	Wildflower (forb)	2.7 ft	Sun	Medium	Zone 6a
Carolina rose Rosa carolina	Shrub	5 ft	Sun–part shade	Low	Zone 3a
cat greenbrier Smilax glauca	Vine	1 ft	Shade-tolerant	Medium	Zone 6a
catbird grape Vitis palmata	Vine	30 ft	Sun–part shade	Medium	Zone 6a
catchfly grass Leersia lenticularis	Grass or grass-like	2.6 ft	Sun	Medium	Zone 4a
cattail sedge Carex typhina	Grass or grass-like	2 ft	Shade-tolerant	High	Zone 4b
Chickasaw plum Prunus angustifolia	Tree	12 ft	Sun	Medium	Zone 4b
chinquapin oak Quercus muehlenbergii	Tree	70 ft	Sun	Medium	Zone 4a
cinnamon fern Osmunda cinnamomea	Fern	4.9 ft	Shade-tolerant	Medium	Zone 4a
climbing rose Rosa setigera	Vine	16 ft	Sun	Low	Zone 6a
cockspur hawthorn Crataegus crus-galli	Tree	30 ft	Sun	Low	Zone 4a
common blue violet Viola sororia	Wildflower (forb)	4 in	Sun–part shade	High	Zone 4b
common blue wood aster Symphyotrichum cordifolium	Wildflower (forb)	5 ft	Sun	Low	Zone 3b
common buttonbush Cephalanthus occidentalis	Tree	15 ft	Shade-tolerant	High	Zone 4a
common duckweed Lemna minor	Wildflower (forb)	—	Sun	High	Zone 3b
common evening primrose Oenothera biennis	Wildflower (forb)	5 ft	Sun	Medium	Zone 4b
common goldstar Hypoxis hirsuta	Wildflower (forb)	10 in	Sun–part shade	Medium	Zone 4a
common hackberry Celtis occidentalis	Tree	60 ft	Shade-tolerant	Low	Zone 2b
common persimmon Diospyros virginiana	Tree	55 ft	Shade-tolerant	Medium	Zone 5a
common selfheal Prunella vulgaris	Wildflower (forb)	1.5 ft	Sun–part shade	Medium	Zone 3b
common serviceberry Amelanchier arborea	Tree	36 ft	Shade-tolerant	Medium	Zone 2b
common threesquare Schoenoplectus pungens	Grass or grass-like	4.9 ft	Sun	High	Zone 3b
composite dropseed Sporobolus compositus	Grass or grass-like	3 ft	Sun	Low	Zone 3b
coralberry Symphoricarpos orbiculatus	Shrub	2 ft	Sun–part shade	High	Zone 5a
crimsoneyed rosemallow Hibiscus moscheutos	Wildflower (forb)	6.6 ft	Sun	High	Zone 6a
cutleaf coneflower Rudbeckia laciniata	Wildflower (forb)	8.2 ft	Shade-tolerant	Low	Zone 3b
cypressknee sedge Carex decomposita	Grass or grass-like	4.5 ft	Shade-tolerant	High	Zone 6a
deertongue Dichanthelium clandestinum	Grass or grass-like	2 ft	Sun	Low	Zone 4a
dense blazing star Liatris spicata	Wildflower (forb)	4.5 ft	Sun–part shade	Medium	Zone 5b
devil's beggartick Bidens frondosa	Wildflower (forb)	4 ft	Sun–part shade	Medium	Zone 12a
devil's walkingstick Aralia spinosa	Tree	20 ft	Sun	High	Zone 4b
ditch stonecrop Penthorum sedoides	Wildflower (forb)	2.6 ft	Sun–part shade	Medium	Zone 4b
dotted smartweed Polygonum punctatum	Wildflower (forb)	3.2 ft	Sun	Medium	Zone 10b
downy yellow violet Viola pubescens	Wildflower (forb)	1.3 ft	Shade-tolerant	Medium	Zone 4a
eastern cottonwood Populus deltoides	Tree	190 ft	Sun	High	Zone 3a
eastern narrowleaf sedge Carex amphibola	Grass or grass-like	2 ft	Shade-tolerant	Medium	Zone 7a
eastern redbud Cercis canadensis	Tree	30 ft	Shade-tolerant	Low	Zone 4b
eastern redcedar Juniperus virginiana	Tree	50 ft	Sun–part shade	Low	Zone 3a
eastern swampprivet Forestiera acuminata	Tree	33 ft	Shade-tolerant	High	Zone 5b
eastern woodland sedge Carex blanda	Grass or grass-like	2 ft	Shade-tolerant	High	Zone 4b
fall panicgrass Panicum dichotomiflorum	Grass or grass-like	3.3 ft	Sun	High	Zone 3a
false daisy Eclipta prostrata	Wildflower (forb)	3.2 ft	Sun–part shade	Medium	Zone 10b
false indigo bush Amorpha fruticosa	Shrub	15 ft	Sun	Low	Zone 3b
farkleberry Vaccinium arboreum	Tree	28 ft	Shade-tolerant	Medium	Zone 6a
field horsetail Equisetum arvense	Fern	11 in	Sun–part shade	High	Zone 3a
field paspalum Paspalum laeve	Grass or grass-like	2.9 ft	Sun–part shade	Medium	Zone 6a
flowering dogwood Cornus florida	Tree	30 ft	Shade-tolerant	Low	Zone 4b
fowl mannagrass Glyceria striata	Grass or grass-like	5.7 ft	Shade-tolerant	Medium	Zone 3b
fox sedge Carex vulpinoidea	Grass or grass-like	3.2 ft	Sun–part shade	Medium	Zone 3b
foxglove beardtongue Penstemon digitalis	Wildflower (forb)	4 ft	Shade-tolerant	Low	Zone 3b
Frank's sedge Carex frankii	Grass or grass-like	2 ft	Shade-tolerant	High	Zone 5a
fringeleaf wild petunia Ruellia humilis	Wildflower (forb)	2.6 ft	Shade-tolerant	Low	Zone 4a
frost grape Vitis vulpina	Vine	83 ft	Sun–part shade	Medium	Zone 5a
giant cane Arundinaria gigantea	Shrub	25 ft	Sun	Medium	Zone 5a
golden tickseed Coreopsis tinctoria	Wildflower (forb)	3 ft	Sun–part shade	High	Zone 12b
grassleaf rush Juncus marginatus	Grass or grass-like	2 ft	Sun–part shade	Medium	Zone 5a
gray goldenrod Solidago nemoralis	Wildflower (forb)	2 ft	Sun	Medium	Zone 4a
Gray's sedge Carex grayi	Grass or grass-like	3 ft	Shade-tolerant	High	Zone 4a
graybark grape Vitis cinerea	Vine	50 ft	Sun–part shade	Medium	Zone 6b
green ash Fraxinus pennsylvanica	Tree	80 ft	Shade-tolerant	Medium	Zone 2b
green bulrush Scirpus atrovirens	Grass or grass-like	5.9 ft	Sun	Medium	Zone 2a
green hawthorn Crataegus viridis	Tree	30 ft	Sun	High	Zone 5a
groundnut Apios americana	Vine	1 ft	Shade-tolerant	Medium	Zone 5a
hairy lespedeza Lespedeza hirta	Wildflower (forb)	6 ft	Sun	Low	Zone 6a
hairy white oldfield aster Symphyotrichum pilosum	Wildflower (forb)	3 ft	Shade-tolerant	Medium	Zone 4a
halberdleaf rosemallow Hibiscus laevis	Wildflower (forb)	8 ft	Sun–part shade	High	Zone 6a
heartleaf peppervine Ampelopsis cordata	Vine	2 ft	Shade-tolerant	Medium	Zone 6b
honeylocust Gleditsia triacanthos	Tree	70 ft	Sun	Medium	Zone 3b
hophornbeam Ostrya virginiana	Tree	45 ft	Shade-tolerant	Low	Zone 3b
horsetail paspalum Paspalum fluitans	Grass or grass-like	2.5 ft	Sun–part shade	High	Zone 5a
Illinois bundleflower Desmanthus illinoensis	Wildflower (forb)	3 ft	Sun	Medium	Zone 5b
Indian woodoats Chasmanthium latifolium	Grass or grass-like	4.6 ft	Shade-tolerant	Medium	Zone 4a
Indiangrass Sorghastrum nutans	Grass or grass-like	6 ft	Sun	Medium	Zone 3b
Indianhemp Apocynum cannabinum	Wildflower (forb)	3.3 ft	Sun–part shade	High	Zone 3a
inland rush Juncus interior	Grass or grass-like	3 ft	Sun–part shade	Medium	Zone 3b
Jack in the pulpit Arisaema triphyllum	Wildflower (forb)	1.5 ft	Shade-tolerant	High	Zone 5b
Jerusalem artichoke Helianthus tuberosus	Wildflower (forb)	9.8 ft	Sun–part shade	Low	Zone 3a
jewelweed Impatiens capensis	Wildflower (forb)	4.9 ft	Shade-tolerant	Medium	Zone 10b
Kentucky coffeetree Gymnocladus dioicus	Tree	100 ft	Sun	Medium	Zone 4a
Kentucky yellowwood Cladrastis kentukea	Tree	40 ft	Sun–part shade	Low	Zone 4a
late purple aster Symphyotrichum patens	Wildflower (forb)	2.5 ft	Shade-tolerant	Medium	Zone 3b
little barley Hordeum pusillum	Grass or grass-like	1.2 ft	Sun	Medium	Zone 10b
little bluestem Schizachyrium scoparium	Grass or grass-like	3 ft	Sun	Low	Zone 3b
littleleaf buttercup Ranunculus abortivus	Wildflower (forb)	2.8 ft	Shade-tolerant	Medium	Zone 3a
longhair sedge Carex comosa	Grass or grass-like	5 ft	Sun–part shade	High	Zone 4b
lopsided rush Juncus secundus	Grass or grass-like	1.5 ft	Sun	Low	Zone 4a
marsh flatsedge Cyperus pseudovegetus	Grass or grass-like	2.5 ft	Sun	High	Zone 8a
Maryland senna Senna marilandica	Wildflower (forb)	6.6 ft	Sun–part shade	Low	Zone 5b
mockernut hickory Carya tomentosa	Tree	85 ft	Sun–part shade	Medium	Zone 4a
Muskingum sedge Carex muskingumensis	Grass or grass-like	3 ft	Shade-tolerant	High	Zone 4a
narrowleaf blue-eyed grass Sisyrinchium angustifolium	Wildflower (forb)	2 ft	Sun–part shade	Medium	Zone 7a
New Jersey tea Ceanothus americanus	Shrub	3 ft	Shade-tolerant	Low	Zone 4b
nodding fescue Festuca subverticillata	Grass or grass-like	3 ft	Sun–part shade	Medium	Zone 3a
northern catalpa Catalpa speciosa	Tree	60 ft	Sun	Low	Zone 3b
northern maidenhair Adiantum pedatum	Fern	1.3 ft	Shade-tolerant	Medium	Zone 3b
northern red oak Quercus rubra	Tree	81 ft	Sun–part shade	Medium	Zone 3b
northern spicebush Lindera benzoin	Tree	12 ft	Sun–part shade	Medium	Zone 5a
northern spiderlily Hymenocallis occidentalis	Wildflower (forb)	2 ft	Sun–part shade	High	Zone 7a
orangegrass Hypericum gentianoides	Wildflower (forb)	2 ft	Sun–part shade	Low	Zone 12a
oval-leaf sedge Carex cephalophora	Grass or grass-like	2.6 ft	Sun–part shade	Low	Zone 4a
overcup oak Quercus lyrata	Tree	80 ft	Sun–part shade	High	Zone 5a
panicledleaf ticktrefoil Desmodium paniculatum	Wildflower (forb)	3 ft	Sun–part shade	Low	Zone 6a
partridge pea Chamaecrista fasciculata	Wildflower (forb)	2.4 ft	Shade-tolerant	Medium	Zone 7a
pawpaw Asimina triloba	Tree	25 ft	Shade-tolerant	Medium	Zone 4b
pecan Carya illinoinensis	Tree	120 ft	Sun	High	Zone 5a
Pennsylvania bittercress Cardamine pensylvanica	Wildflower (forb)	1.5 ft	Shade-tolerant	Medium	Zone 4a
Pennsylvania smartweed Polygonum pensylvanicum	Wildflower (forb)	3.9 ft	Sun	Medium	Zone 10b
Philadelphia fleabane Erigeron philadelphicus	Wildflower (forb)	2.8 ft	Sun–part shade	Medium	Zone 4b
pickerelweed Pontederia cordata	Wildflower (forb)	3.2 ft	Sun	High	Zone 5a
pignut hickory Carya glabra	Tree	80 ft	Sun–part shade	Medium	Zone 4a
pin oak Quercus palustris	Tree	100 ft	Sun	High	Zone 4a
possumhaw Ilex decidua	Tree	33 ft	Shade-tolerant	Medium	Zone 5b
post oak Quercus stellata	Tree	60 ft	Sun	Medium	Zone 4a
poverty rush Juncus tenuis	Grass or grass-like	1.5 ft	Sun–part shade	Medium	Zone 3b
prairie crab apple Malus ioensis	Tree	25 ft	Sun	Medium	Zone 4b
prairie Junegrass Koeleria macrantha	Grass or grass-like	1.5 ft	Shade-tolerant	High	Zone 3b
prairie wedgescale Sphenopholis obtusata	Grass or grass-like	3.2 ft	Sun–part shade	Medium	Zone 3a
pride of Ohio Dodecatheon meadia	Wildflower (forb)	2 ft	Shade-tolerant	Medium	Zone 3b
purple lovegrass Eragrostis spectabilis	Grass or grass-like	11 in	Sun	Low	Zone 3a
purplehead sneezeweed Helenium flexuosum	Wildflower (forb)	3.2 ft	Sun	Low	Zone 4b
purplestem beggarticks Bidens connata	Wildflower (forb)	3.2 ft	Sun–part shade	High	Zone 12a
purpletop tridens Tridens flavus	Grass or grass-like	2.5 ft	Sun	Low	Zone 5a
rattlesnake fern Botrychium virginianum	Fern	1.4 ft	Shade-tolerant	Medium	Zone 3b
ravenfoot sedge Carex crus-corvi	Grass or grass-like	3 ft	Sun–part shade	Medium	Zone 4b
red buckeye Aesculus pavia	Tree	25 ft	Shade-tolerant	High	Zone 5a
red maple Acer rubrum	Tree	68 ft	Sun–part shade	High	Zone 2b
red mulberry Morus rubra	Tree	70 ft	Shade-tolerant	Medium	Zone 4a
redtop panicgrass Panicum rigidulum	Grass or grass-like	3.3 ft	Sun	High	Zone 4a
rice cutgrass Leersia oryzoides	Grass or grass-like	4.9 ft	Sun	High	Zone 4a
river birch Betula nigra	Tree	70 ft	Sun	High	Zone 4a
riverbank grape Vitis riparia	Vine	45 ft	Sun–part shade	Medium	Zone 4a
roughfruit amaranth Amaranthus tuberculatus	Wildflower (forb)	6.6 ft	Sun	High	Zone 4a
roughleaf dogwood Cornus drummondii	Tree	20 ft	Sun–part shade	Low	Zone 4b
roundleaf greenbrier Smilax rotundifolia	Vine	1 ft	Sun	Medium	Zone 4a
rufous bulrush Scirpus pendulus	Grass or grass-like	4 ft	Sun	Medium	Zone 3b
sandbar willow Salix interior	Tree	30 ft	Sun	—	Zone 1a
sassafras Sassafras albidum	Tree	75 ft	Sun	Low	Zone 4b
saw greenbrier Smilax bona-nox	Vine	4 ft	Shade-tolerant	Medium	Zone 5b
sawtooth blackberry Rubus argutus	Shrub	8.2 ft	Sun	Medium	Zone 6a
scarlet oak Quercus coccinea	Tree	70 ft	Sun	Medium	Zone 4b
shagbark hickory Carya ovata	Tree	75 ft	Sun–part shade	Medium	Zone 3a
shallow sedge Carex lurida	Grass or grass-like	3.2 ft	Sun–part shade	Medium	Zone 4a
sharpwing monkeyflower Mimulus alatus	Wildflower (forb)	2.3 ft	Shade-tolerant	High	Zone 5a
shingle oak Quercus imbricaria	Tree	45 ft	Sun	Medium	Zone 5b
shoreline sedge Carex hyalinolepis	Grass or grass-like	4 ft	Sun–part shade	High	Zone 4b
Short's sedge Carex shortiana	Grass or grass-like	3 ft	Sun–part shade	High	Zone 5b
shrubby St. Johnswort Hypericum prolificum	Shrub	3.2 ft	Sun–part shade	High	Zone 4b
Shumard's oak Quercus shumardii	Tree	100 ft	Sun	Medium	Zone 5a
silver maple Acer saccharinum	Tree	90 ft	Sun–part shade	Medium	Zone 2b
slippery elm Ulmus rubra	Tree	85 ft	Shade-tolerant	High	Zone 3a
small beggarticks Bidens discoidea	Wildflower (forb)	5.2 ft	Sun–part shade	High	Zone 12b
smallspike false nettle Boehmeria cylindrica	Wildflower (forb)	3.9 ft	Shade-tolerant	Medium	Zone 4a
smooth hedgenettle Stachys tenuifolia	Wildflower (forb)	25 ft	Shade-tolerant	High	Zone 4a
smooth phlox Phlox glaberrima	Wildflower (forb)	3 ft	Sun–part shade	High	Zone 4b
smooth sumac Rhus glabra	Tree	12 ft	Sun	Low	Zone 4a
southern red oak Quercus falcata	Tree	75 ft	Sun–part shade	Medium	Zone 6a
southern waternymph Najas guadalupensis	Wildflower (forb)	1 ft	Sun	High	Zone 3b
spotted St. Johnswort Hypericum punctatum	Wildflower (forb)	3 ft	Shade-tolerant	Medium	Zone 4a
spring avens Geum vernum	Wildflower (forb)	1.6 ft	Shade-tolerant	Medium	Zone 5b
squarrose sedge Carex squarrosa	Grass or grass-like	3 ft	Shade-tolerant	Medium	Zone 4b
strawcolored flatsedge Cyperus strigosus	Grass or grass-like	3.2 ft	Sun	Medium	Zone 4a
sugar maple Acer saccharum	Tree	100 ft	Shade-tolerant	Medium	Zone 2b
sugarberry Celtis laevigata	Tree	80 ft	Shade-tolerant	High	Zone 5a
summer grape Vitis aestivalis	Vine	30 ft	Shade-tolerant	Medium	Zone 5a
swamp chestnut oak Quercus michauxii	Tree	80 ft	Sun	Medium	Zone 5a
swamp cottonwood Populus heterophylla	Tree	100 ft	Sun	High	Zone 5a
swamp loosestrife Decodon verticillatus	Shrub	8 ft	Sun–part shade	High	Zone 5a
swamp milkweed Asclepias incarnata	Wildflower (forb)	4.9 ft	Sun	High	Zone 3b
swamp smartweed Polygonum hydropiperoides	Wildflower (forb)	—	Sun	Medium	Zone 10b
swamp white oak Quercus bicolor	Tree	100 ft	Sun–part shade	High	Zone 4b
sweet woodreed Cinna arundinacea	Grass or grass-like	4.9 ft	Shade-tolerant	Low	Zone 4a
sweetgum Liquidambar styraciflua	Tree	100 ft	Sun	High	Zone 5a
switchgrass Panicum virgatum	Grass or grass-like	5 ft	Sun	Medium	Zone 3a
tapertip flatsedge Cyperus acuminatus	Grass or grass-like	1.3 ft	Sun–part shade	High	Zone 3b
tapertip rush Juncus acuminatus	Grass or grass-like	3 ft	Sun–part shade	High	Zone 4a
teal lovegrass Eragrostis hypnoides	Grass or grass-like	4 in	Sun	High	Zone 3b
tiny mousetail Myosurus minimus	Wildflower (forb)	5 in	Sun–part shade	Medium	Zone 12b
Torrey's rush Juncus torreyi	Grass or grass-like	3.1 ft	Sun	Medium	Zone 3b
trumpet creeper Campsis radicans	Vine	2 ft	Sun	Low	Zone 6a
tuliptree Liriodendron tulipifera	Tree	120 ft	Sun	Medium	Zone 5b
upland bentgrass Agrostis perennans	Grass or grass-like	3.5 ft	Sun–part shade	High	Zone 4a
valley redstem Ammannia coccinea	Wildflower (forb)	1.6 ft	Sun	Medium	Zone 3b
variable panicgrass Dichanthelium commutatum	Grass or grass-like	4.9 ft	Sun–part shade	Low	Zone 4b
Virginia creeper Parthenocissus quinquefolia	Vine	1 ft	Sun–part shade	Low	Zone 4b
Virginia dayflower Commelina virginica	Wildflower (forb)	3.5 ft	Shade-tolerant	Medium	Zone 5b
Virginia iris Iris virginica	Wildflower (forb)	3.3 ft	Shade-tolerant	High	Zone 8b
Virginia spiderwort Tradescantia virginiana	Wildflower (forb)	1.1 ft	Sun–part shade	Medium	Zone 3b
Virginia threeseed mercury Acalypha virginica	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 10b
Virginia water horehound Lycopus virginicus	Wildflower (forb)	4 ft	Shade-tolerant	High	Zone 4a
Virginia wildrye Elymus virginicus	Grass or grass-like	2.5 ft	Shade-tolerant	Medium	Zone 4b
water hickory Carya aquatica	Tree	85 ft	Sun–part shade	Medium	Zone 5b
water knotweed Polygonum amphibium	Wildflower (forb)	1 in	Sun	High	Zone 5a
water locust Gleditsia aquatica	Tree	40 ft	Sun–part shade	—	Zone 10a
waterthread pondweed Potamogeton diversifolius	Wildflower (forb)	3.2 ft	Sun	High	Zone 3b
white ash Fraxinus americana	Tree	90 ft	Sun	High	Zone 4a
white avens Geum canadense	Wildflower (forb)	3.9 ft	Shade-tolerant	Medium	Zone 4a
white doll's daisy Boltonia asteroides	Wildflower (forb)	8 ft	Sun–part shade	Medium	Zone 3b
white oak Quercus alba	Tree	100 ft	Sun–part shade	Medium	Zone 3a
white prairie clover Dalea candida	Wildflower (forb)	2 ft	Sun–part shade	Medium	Zone 3b
whitegrass Leersia virginica	Grass or grass-like	3.9 ft	Shade-tolerant	Medium	Zone 3a
whiteroot rush Juncus brachycarpus	Grass or grass-like	3 ft	Sun–part shade	Medium	Zone 5a
wild bergamot Monarda fistulosa	Wildflower (forb)	4.9 ft	Sun–part shade	High	Zone 4a
wild blue phlox Phlox divaricata	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 4a
winged elm Ulmus alata	Tree	65 ft	Shade-tolerant	Medium	Zone 5b
winged sumac Rhus copallinum	Tree	8 ft	Sun	Low	Zone 4b
wingleaf primrose-willow Ludwigia decurrens	Wildflower (forb)	4.5 ft	Shade-tolerant	High	Zone 8a
wirestem muhly Muhlenbergia frondosa	Grass or grass-like	2 ft	Shade-tolerant	Medium	Zone 3b
woodland bluegrass Poa sylvestris	Grass or grass-like	3 ft	Shade-tolerant	High	Zone 4a
wreath goldenrod Solidago caesia	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 4b
yellow buckeye Aesculus flava	Tree	65 ft	Shade-tolerant	High	Zone 5b
yellow fumewort Corydalis flavula	Wildflower (forb)	1.5 ft	Sun–part shade	Medium	Zone 5b
yellow passionflower Passiflora lutea	Vine	16 ft	Shade-tolerant	Low	Zone 5a

Other native species recorded here 379

PLANTS has no growing records for these, so light, moisture, height and zone filters cannot include them. Many are wild species seldom sold by nurseries.

Adam and Eve Aplectrum hyemale
Allegheny stonecrop Hylotelephium telephioides
American alumroot Heuchera americana
American bladdernut Staphylea trifolia
American burnweed Erechtites hieraciifolius
American columbo Frasera caroliniensis
American false pennyroyal Hedeoma pulegioides
American hogpeanut Amphicarpaea bracteata
American ipecac Gillenia stipulata
American lopseed Phryma leptostachya
American senna Senna hebecarpa
American spikenard Aralia racemosa
anglestem primrose-willow Ludwigia leptocarpa
annual marsh elder Iva annua
aquatic milkweed Asclepias perennis
arrowhead rattlebox Crotalaria sagittalis
Atlantic pigeonwings Clitoria mariana
bald spikerush Eleocharis erythropoda
beaked cornsalad Valerianella radiata
beaked panicgrass Panicum anceps
bearded flatsedge Cyperus squarrosus
beechdrops Epifagus virginiana
bigbract verbena Verbena bracteata
bigseed alfalfa dodder Cuscuta indecora
birdfoot violet Viola pedata
blackfoot quillwort Isoetes melanopoda
blackseed plantain Plantago rugelii
blisterwort Ranunculus recurvatus
bloodroot Sanguinaria canadensis
bloody butcher Trillium recurvatum
Blue Ridge blueberry Vaccinium pallidum
blue waxweed Cuphea viscosissima
bluntleaf waterleaf Hydrophyllum canadense
bluntlobe cliff fern Woodsia obtusa
bog yellowcress Rorippa palustris
Bosc's panicgrass Dichanthelium boscii
bottomland aster Symphyotrichum ontarionis
bristly greenbrier Smilax tamnoides
broad beechfern Phegopteris hexagonoptera
brown widelip orchid Liparis liliifolia
browneyed Susan Rudbeckia triloba
buffalo clover Trifolium reflexum
Canada lettuce Lactuca canadensis
Canadian anemone Anemone canadensis
Canadian blacksnakeroot Sanicula canadensis
Canadian clearweed Pilea pumila
Canadian honewort Cryptotaenia canadensis
Canadian summer bluet Houstonia canadensis
Canadian wildginger Asarum canadense
Carolina geranium Geranium carolinianum
Carolina horsenettle Solanum carolinense
Carolina sedge Carex caroliniana
carpenter's square Scrophularia marilandica
Chapman's bluegrass Poa chapmaniana
Christmas fern Polystichum acrostichoides
churchmouse threeawn Aristida dichotoma
clammy groundcherry Physalis heterophylla
clammy hedgehyssop Gratiola neglecta
clasping Venus' looking-glass Triodanis perfoliata
claspingleaf St. Johnswort Hypericum gymnanthum
climbing dogbane Trachelospermum difforme
climbing false buckwheat Polygonum scandens
clustered blacksnakeroot Sanicula odorata
common boneset Eupatorium perfoliatum
common cinquefoil Potentilla simplex
common dittany Cunila origanoides
common milkweed Asclepias syriaca
common moonseed Menispermum canadense
common threeseed mercury Acalypha rhomboidea
common woodrush Luzula multiflora
common yellow oxalis Oxalis stricta
cream avens Geum virginianum
cream pea Lathyrus ochroleucus
creeping lespedeza Lespedeza repens
crippled cranefly Tipularia discolor
crossvine Bignonia capreolata
crowpoison Nothoscordum bivalve
Culver's root Veronicastrum virginicum
curlytop knotweed Polygonum lapathifolium
cusp dodder Cuscuta cuspidata
cutleaf evening primrose Oenothera laciniata
cutleaf grapefern Botrychium dissectum
cutleaf toothwort Cardamine concatenata
cylindricfruit primrose-willow Ludwigia glandulosa
cypress panicgrass Dichanthelium dichotomum
Davis' sedge Carex davisii
densetuft hairsedge Bulbostylis capillaris
desert goosefoot Chenopodium pratericola
Dillenius' ticktrefoil Desmodium glabellum
dogtooth violet Erythronium americanum
downy carrionflower Smilax pulverulenta
downy lobelia Lobelia puberula
downy pagoda-plant Blephilia ciliata
downy phlox Phlox pilosa
downy rattlesnake plantain Goodyera pubescens
Drummond's aster Symphyotrichum drummondii
dwarf hackberry Celtis pumila
dwarf larkspur Delphinium tricorne
early buttercup Ranunculus fascicularis
eastern bluestar Amsonia tabernaemontana
eastern bottlebrush grass Elymus hystrix
eastern false rue anemone Enemion biternatum
eastern greenviolet Hybanthus concolor
eastern marsh fern Thelypteris palustris
eastern milkpea Galactia regularis
eastern poison ivy Toxicodendron radicans
eastern swamp saxifrage Saxifraga pensylvanica
ebony spleenwort Asplenium platyneuron
Elliott's bluestem Andropogon gyrans
elliptic spikerush Eleocharis elliptica
elmleaf goldenrod Solidago ulmifolia
erect knotweed Polygonum erectum
fall phlox Phlox paniculata
false aloe Manfreda virginica
fan clubmoss Lycopodium digitatum
feathery false lily of the valley Maianthemum racemosum
fernleaf phacelia Phacelia bipinnatifida
fescue sedge Carex festucacea
fewflower ticktrefoil Desmodium pauciflorum
fibrousroot sedge Carex communis
field pansy Viola bicolor
field thistle Cirsium discolor
floating primrose-willow Ludwigia peploides
flowering spurge Euphorbia corollata
fourleaf yam Dioscorea quaternata
fragrant bedstraw Galium triflorum
fragrant sumac Rhus aromatica
fringed loosestrife Lysimachia ciliata
fuzzy wuzzy sedge Carex hirsutella
giant ironweed Vernonia gigantea
glade fern Diplazium pycnocarpon
golden zizia Zizia aurea
goldenseal Hydrastis canadensis
gravelweed Verbesina helianthoides
great blue lobelia Lobelia siphilitica
Great Plains flatsedge Cyperus lupulinus
great ragweed Ambrosia trifida
great waterleaf Hydrophyllum appendiculatum
Greek valerian Polemonium reptans
green carpetweed Mollugo verticillata
green dragon Arisaema dracontium
hairy bedstraw Galium pilosum
hairy forked nailwort Paronychia fastigiata
hairy hawkweed Hieracium longipilum
hairy lipfern Cheilanthes lanosa
hairy skullcap Scutellaria elliptica
hairy wildrye Elymus villosus
hairy woodland brome Bromus pubescens
hairyfruit chervil Chaerophyllum tainturieri
hairyseed paspalum Paspalum pubiflorum
harbinger of spring Erigenia bulbosa
harvestbells Gentiana saponaria
heartleaf skullcap Scutellaria ovata
heavy sedge Carex gravida
hedge false bindweed Calystegia sepium
hedgehog woodrush Luzula echinata
hemlock waterparsnip Sium suave
hoary skullcap Scutellaria incana
hoary ticktrefoil Desmodium canescens
hoary verbena Verbena stricta
honeyvine Cynanchum laeve
hortulan plum Prunus hortulana
Indian-tobacco Lobelia inflata
inflated narrow-leaf sedge Carex grisea
intermediate woodfern Dryopteris intermedia
James' sedge Carex jamesii
jumpseed Polygonum virginianum
lace grass Eragrostis capillaris
lanceleaf fogfruit Phyla lanceolata
lanceleaf ragweed Ambrosia bidentata
largebracted plantain Plantago aristata
largeflower bellwort Uvularia grandiflora
largeseed forget-me-not Myosotis macrosperma
lateflowering thoroughwort Eupatorium serotinum
leathery knotweed Polygonum achoreum
Leavenworth's sedge Carex leavenworthii
lesser Canadian St. Johnswort Hypericum canadense
lesser duckweed Lemna aequinoctialis
lesser marsh St. Johnswort Triadenum tubulosum
licorice bedstraw Galium circaezans
little lady's tresses Spiranthes tuberosa
lizard's tail Saururus cernuus
lobed spleenwort Asplenium pinnatifidum
longleaf groundcherry Physalis longifolia
longleaf summer bluet Houstonia longifolia
longsepal beardtongue Penstemon calycosus
low spikesedge Kyllinga pumila
lowland bladderfern Cystopteris protrusa
lowland rotala Rotala ramosior
lyreleaf sage Salvia lyrata
maidenhair spleenwort Asplenium trichomanes
man of the earth Ipomoea pandurata
manyfruit primrose-willow Ludwigia polycarpa
mapleleaf goosefoot Chenopodium simplex
marginal woodfern Dryopteris marginalis
mayapple Podophyllum peltatum
meadow garlic Allium canadense
Mexican Mosquito Fern Azolla microphylla
Mexican plum Prunus mexicana
Miami mist Phacelia purshii
Michaux's croton Croton michauxii
Michigan lily Lilium michiganense
Missouri violet Viola missouriensis
mucronate sprangletop Leptochloa panicea
Muhlenberg's sedge Carex muehlenbergii
mullein foxglove Dasistoma macrophylla
nakedflower ticktrefoil Desmodium nudiflorum
narrowleaf mountainmint Pycnanthemum tenuifolium
narrowleaf paleseed Leucospora multifida
narrowleaf pinweed Lechea tenuifolia
narrowleaf vervain Verbena simplex
neckweed Veronica peregrina
nits and lice Hypericum drummondii
nodding chickweed Cerastium nutans
nodding wakerobin Trillium flexipes
northern adderstongue Ophioglossum pusillum
northern slender lady's tresses Spiranthes lacera
Nuttall's prairie parsley Polytaenia nuttallii
oak mistletoe Phoradendron leucarpum
oneseed bur cucumber Sicyos angulatus
openflower rosette grass Dichanthelium laxiflorum
pale beardtongue Penstemon pallidus
pale dock Rumex altissimus
pale Indian plantain Arnoglossum atriplicifolium
palespike lobelia Lobelia spicata
parasol sedge Carex umbellata
partridgeberry Mitchella repens
Pennsylvania pellitory Parietaria pensylvanica
Pennsylvania sedge Carex pensylvanica
pleatleaf knotweed Polygonum tenue
pointedleaf ticktrefoil Desmodium glutinosum
poorjoe Diodia teres
potato dwarfdandelion Krigia dandelion
poverty oatgrass Danthonia spicata
prairie groundsel Packera plattensis
prairie tea Croton monanthogynus
prairie threeawn Aristida oligantha
prostrate ticktrefoil Desmodium rotundifolium
pubescent sedge Carex hirtifolia
purple cliffbrake Pellaea atropurpurea
purple fringeless orchid Platanthera peramoena
purple meadow-rue Thalictrum dasycarpum
purple meadowparsnip Thaspium trifoliatum
purple milkweed Asclepias purpurascens
purple passionflower Passiflora incarnata
purplerocket Iodanthus pinnatifidus
queendevil Hieracium gronovii
rabbit-tobacco Pseudognaphalium obtusifolium
red columbine Aquilegia canadensis
red hickory Carya ovalis
redring milkweed Asclepias variegata
reflexed sedge Carex retroflexa
ribbed sedge Carex virescens
rock buttercup Ranunculus micranthus
rock clubmoss Huperzia porophila
rock muhly Muhlenbergia sobolifera
rock polypody Polypodium virginianum
rosepink Sabatia angularis
rosy sedge Carex rosea
rough barnyardgrass Echinochloa muricata
roundseed St. Johnswort Hypericum sphaerocarpum
rue anemone Thalictrum thalictroides
rusty blackhaw Viburnum rufidulum
Sampson's snakeroot Orbexilum pedunculatum
sand bittercress Cardamine parviflora
sand violet Viola affinis
scaldweed Cuscuta gronovii
scaly blazing star Liatris squarrosa
seedbox Ludwigia alternifolia
sensitive fern Onoclea sensibilis
sensitive partridge pea Chamaecrista nictitans
shining bedstraw Galium concinnum
Short's aster Symphyotrichum shortii
shortpod draba Draba brachycarpa
showy orchid Galearis spectabilis
shrubby lespedeza Lespedeza frutescens
sidebeak pencilflower Stylosanthes biflora
silver false spleenwort Deparia acrostichoides
silver plumegrass Saccharum alopecuroides
sixweeks fescue Vulpia octoflora
sleepy silene Silene antirrhina
slender fimbry Fimbristylis autumnalis
slender lespedeza Lespedeza virginica
slender lipfern Cheilanthes feei
slender snakecotton Froelichia gracilis
slender threeseed mercury Acalypha gracilens
slender wedgescale Sphenopholis intermedia
slender yellow woodsorrel Oxalis dillenii
slenderleaf false foxglove Agalinis tenuifolia
slimleaf panicgrass Dichanthelium linearifolium
slimspike threeawn Aristida longespica
small skullcap Scutellaria parvula
small woodland sunflower Helianthus microcephalus
smallflower false foxglove Agalinis paupercula
smooth cliffbrake Pellaea glabella
smooth false buttonweed Spermacoce glabra
smooth forked nailwort Paronychia canadensis
smooth oxeye Heliopsis helianthoides
smooth small-leaf ticktrefoil Desmodium marilandicum
smooth Solomon's seal Polygonatum biflorum
smooth yellow false foxglove Aureolaria flava
soft agrimony Agrimonia pubescens
soft fox sedge Carex conjuncta
southern mountainmint Pycnanthemum pycnanthemoides
Spanish needles Bidens bipinnata
spoonleaf purple everlasting Gamochaeta purpurea
spotted geranium Geranium maculatum
spotted sandmat Chamaesyce maculata
spotted water hemlock Cicuta maculata
spreading chervil Chaerophyllum procumbens
spreading sandmat Chamaesyce humistrata
spring coralroot Corallorhiza wisteriana
spring forget-me-not Myosotis verna
squirrel corn Dicentra canadensis
St. Andrew's cross Hypericum hypericoides
stalked wild petunia Ruellia pedunculata
Standley's goosefoot Chenopodium standleyanum
striped cream violet Viola striata
swamp verbena Verbena hastata
sweetscented joe pye weed Eutrochium purpureum
tall rattlesnakeroot Prenanthes altissima
tall thimbleweed Anemone virginiana
thinleaf sedge Carex cephaloidea
three-lobe violet Viola triloba
threeflower melicgrass Melica nitens
tiny bluet Houstonia pusilla
trailing lespedeza Lespedeza procumbens
tufted lovegrass Eragrostis pectinacea
twoflower dwarfdandelion Krigia biflora
twoflower melicgrass Melica mutica
upright carrionflower Smilax ecirrhata
veiny skullcap Scutellaria nervosa
Venus' pride Houstonia purpurea
violet lespedeza Lespedeza violacea
violet woodsorrel Oxalis violacea
Virginia buttonweed Diodia virginiana
Virginia groundcherry Physalis virginiana
Virginia pennywort Obolaria virginica
Virginia pepperweed Lepidium virginicum
Virginia plantain Plantago virginica
Virginia snakeroot Aristolochia serpentaria
Virginia springbeauty Claytonia virginica
Virginia tephrosia Tephrosia virginiana
Virginia winged rockcress Sibara virginica
walking fern Asplenium rhizophyllum
warty spurge Euphorbia spathulata
wavyleaf aster Symphyotrichum undulatum
waxyleaf meadow-rue Thalictrum revolutum
western tansymustard Descurainia pinnata
white baneberry Actaea pachypoda
white blue-eyed grass Sisyrinchium albidum
white crownbeard Verbesina virginica
white fawnlily Erythronium albidum
white snakeroot Ageratina altissima
white turtlehead Chelone glabra
white vervain Verbena urticifolia
whiteflower leafcup Polymnia canadensis
whitestar Ipomoea lacunosa
whitetinge sedge Carex albicans
whorled milkweed Asclepias verticillata
widowsfrill Silene stellata
wild comfrey Cynoglossum virginianum
wild goose plum Prunus munsoniana
wild hydrangea Hydrangea arborescens
wild yam Dioscorea villosa
Willdenow's sedge Carex willdenowii
winged lythrum Lythrum alatum
wingstem Verbesina alternifolia
witchgrass Panicum capillare
woman's tobacco Antennaria plantaginifolia
woodland lettuce Lactuca floridana
woodland pinkroot Spigelia marilandica
woodland stonecrop Sedum ternatum
woodland sunflower Helianthus divaricatus
yellow water buttercup Ranunculus flabellaris
yellowfruit horse-gentian Triosteum angustifolium
yellowfruit sedge Carex annectens
yellowseed false pimpernel Lindernia dubia
zigzag spiderwort Tradescantia subaspera

Also listed as native and introduced here 3

PLANTS labels these species both native and introduced in this state: some forms are native and others were brought in from elsewhere. Most gardeners should choose plants from the main list.

annual ragweedAmbrosia artemisiifolia
common reedPhragmites australis
Kentucky bluegrassPoa pratensis

Compared with Illinois

The typical county is the median of the 102 Illinois counties with PLANTS county records; the statewide figure counts every species native anywhere in the state. More species is not better or worse: counties differ in size, habitat and how thoroughly they have been surveyed.

Native species counts, Gallatin County and Illinois
Measure	Gallatin County	Typical county	Statewide
Native species	640	641	1,909
Garden-ready natives	261	272	652
Tree	86	—	187
Shrub	14	—	96
Wildflower (forb)	350	—	1,015
Grass or grass-like	120	—	444
Vine	41	—	79
Fern	29	—	88

Neighboring counties

Counties that share a ZIP code with Gallatin County.

Hardin County, IL 277 garden-ready
Saline County, IL 270 garden-ready
White County, IL 221 garden-ready

Source & data date

Source: USDA NRCS PLANTS Database: county distribution records, native status and plant characteristics. CC0 (public domain dedication, per the data.gov catalog record).; Kew’s World Checklist of Vascular Plants (WCVP): native or introduced status by state. CC BY 3.0.; USGS US-RIIS (ver. 2.0): species listed as introduced are excluded. CC0.
Citation: USDA, NRCS. 2026. The PLANTS Database (https://plants.usda.gov, 11/04/2026). National Plant Data Team, Greensboro, NC USA.; Govaerts R. (ed.) (2026). WCVP: World Checklist of Vascular Plants. Facilitated by the Royal Botanic Gardens, Kew. Data file dated 2026-06-04, http://sftp.kew.org/pub/data-repositories/WCVP/ (retrieved 2026-11-04). Paper: Govaerts R. et al. (2021) The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. Scientific Data 8, 215.
Data date: Retrieved from PLANTS on November 4, 2026; WCVP data file dated June 4, 2026.
Zones: USDA Plant Hardiness Zone Map (2023) ZIP table: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 3, 2026. Plant zones on this site are our estimate, not the official map.
Scope: Gallatin County (county FIPS 17059), Illinois. 640 native species from PLANTS county distribution records; garden-ready = species with a PLANTS characteristics record.
Method: A species is listed when it is recorded as native to the state in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in the county by USDA PLANTS. Species PLANTS labels both native and introduced are listed separately. Full method · All sources

Independent reference site. No government affiliation or endorsement.