Native plants · North Dakota

Native plants of Divide County

317 plant species are recorded as native to North Dakota in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Divide County by USDA PLANTS. 173 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

Divide County, North Dakota

Native species: 317 Typical North Dakota county: 287 (median of 53 counties)
Garden-ready natives: 173 Typical North Dakota county: 143
Share by type (all 317 native species): Percent of the 317 native species in each growth type

Tree 6% (19)
Shrub 6% (18)
Wildflower (forb) 59% (188)
Grass or grass-like 27% (86)
Vine <1% (2)
Fern 1% (4)

Wildflowers make up the largest share of the native list (59%), followed by grasses and grass-like plants (27%).

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 zones 3b to 4a (2023 map).

The native plant list

Garden-ready natives 173

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

Garden-ready native plants of Divide County, North Dakota
Plant	Type	Height	Light	Water use	Hardy to
alkali buttercup Ranunculus cymbalaria	Wildflower (forb)	1 ft	Shade-tolerant	High	Zone 3b
alkali cordgrass Spartina gracilis	Grass or grass-like	3 ft	Sun	Medium	Zone 3b
American licorice Glycyrrhiza lepidota	Wildflower (forb)	4 ft	Sun–part shade	High	Zone 3b
American plum Prunus americana	Tree	24 ft	Sun	Medium	Zone 3b
American vetch Vicia americana	Vine	1.3 ft	Sun	Low	Zone 3b
American water horehound Lycopus americanus	Wildflower (forb)	1.8 ft	Shade-tolerant	High	Zone 3b
arumleaf arrowhead Sagittaria cuneata	Wildflower (forb)	2.6 ft	Sun	Medium	Zone 4a
balsam poplar Populus balsamifera	Tree	80 ft	Sun	High	Zone 1a
big bluestem Andropogon gerardii	Grass or grass-like	6 ft	Sun	Low	Zone 2b
blanketflower Gaillardia aristata	Wildflower (forb)	2 ft	Sun	Medium	Zone 4a
blue grama Bouteloua gracilis	Grass or grass-like	1 ft	Sun	Medium	Zone 3a
bluejoint Calamagrostis canadensis	Grass or grass-like	4.9 ft	Sun	Medium	Zone 4a
bog willowherb Epilobium leptophyllum	Wildflower (forb)	3.6 ft	Sun–part shade	High	Zone 4a
boxelder Acer negundo	Tree	60 ft	Shade-tolerant	Medium	Zone 2b
broadfruit bur-reed Sparganium eurycarpum	Wildflower (forb)	4.9 ft	Sun–part shade	High	Zone 4a
broadleaf cattail Typha latifolia	Wildflower (forb)	5 ft	Sun–part shade	High	Zone 3b
broom snakeweed Gutierrezia sarothrae	Shrub	1.5 ft	Sun	Medium	Zone 3b
Canada goldenrod Solidago altissima	Wildflower (forb)	5 ft	Sun–part shade	Medium	Zone 4b
Canada goldenrod Solidago canadensis	Wildflower (forb)	3.5 ft	Sun	Medium	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 milkvetch Astragalus canadensis	Wildflower (forb)	6 in	Sun	Medium	Zone 3b
Carolina foxtail Alopecurus carolinianus	Grass or grass-like	1.7 ft	Sun	Low	Zone 3a
chokecherry Prunus virginiana	Tree	25 ft	Sun	Medium	Zone 3a
cloaked bulrush Scirpus pallidus	Grass or grass-like	5 ft	Sun	Medium	Zone 3b
clustered field sedge Carex praegracilis	Grass or grass-like	2 ft	Sun–part shade	Medium	Zone 3b
common duckweed Lemna minor	Wildflower (forb)	—	Sun	High	Zone 3b
common mare's-tail Hippuris vulgaris	Wildflower (forb)	2.8 ft	Sun	High	Zone 3b
common rivergrass Scolochloa festucacea	Grass or grass-like	4.9 ft	Sun	High	Zone 3b
common sneezeweed Helenium autumnale	Wildflower (forb)	4.9 ft	Sun	Medium	Zone 3a
common spikerush Eleocharis palustris	Grass or grass-like	1.3 ft	Sun	High	Zone 3b
common threesquare Schoenoplectus pungens	Grass or grass-like	4.9 ft	Sun	High	Zone 3b
coon's tail Ceratophyllum demersum	Wildflower (forb)	—	Sun–part shade	High	Zone 3b
cosmopolitan bulrush Bolboschoenus maritimus	Grass or grass-like	3.2 ft	Sun	Medium	Zone 5a
cursed buttercup Ranunculus sceleratus	Wildflower (forb)	2 ft	Shade-tolerant	High	Zone 12b
cutleaf coneflower Rudbeckia laciniata	Wildflower (forb)	8.2 ft	Shade-tolerant	Low	Zone 3b
cutleaf daisy Erigeron compositus	Wildflower (forb)	1 ft	Sun	Low	Zone 4a
darkthroat shootingstar Dodecatheon pulchellum	Wildflower (forb)	2 ft	Sun–part shade	Medium	Zone 4a
devil's beggartick Bidens frondosa	Wildflower (forb)	4 ft	Sun–part shade	Medium	Zone 12a
dotted blazing star Liatris punctata	Wildflower (forb)	2 ft	Sun	Medium	Zone 3a
Douglas' sedge Carex douglasii	Grass or grass-like	1.5 ft	Sun	Medium	Zone 4a
downy paintedcup Castilleja sessiliflora	Wildflower (forb)	1.3 ft	Sun	Low	Zone 3b
Drummond's rockcress Arabis drummondii	Wildflower (forb)	2 ft	Sun–part shade	Medium	Zone 3b
eastern cottonwood Populus deltoides	Tree	190 ft	Sun	High	Zone 3a
fiddleleaf hawksbeard Crepis runcinata	Wildflower (forb)	1 ft	Sun	Medium	Zone 3b
field horsetail Equisetum arvense	Fern	11 in	Sun–part shade	High	Zone 3a
fineleaf pondweed Stuckenia filiformis	Wildflower (forb)	—	Sun	High	Zone 3b
fireweed Chamerion angustifolium	Wildflower (forb)	5.5 ft	Sun–part shade	High	Zone 3b
flatstem spikerush Eleocharis compressa	Grass or grass-like	2 ft	Sun	High	Zone 4a
foothill arnica Arnica fulgens	Wildflower (forb)	2 ft	Shade-tolerant	Medium	Zone 4b
fowl bluegrass Poa palustris	Grass or grass-like	4 ft	Sun–part shade	Medium	Zone 3b
fowl mannagrass Glyceria striata	Grass or grass-like	5.7 ft	Shade-tolerant	Medium	Zone 3b
Gardner's saltbush Atriplex gardneri	Shrub	4 ft	Sun	Low	Zone 3b
giant goldenrod Solidago gigantea	Wildflower (forb)	8.2 ft	Sun–part shade	Medium	Zone 4a
golden currant Ribes aureum	Shrub	10 ft	Sun–part shade	Low	Zone 3b
golden sedge Carex aurea	Grass or grass-like	1.2 ft	Sun–part shade	High	Zone 4a
golden tickseed Coreopsis tinctoria	Wildflower (forb)	3 ft	Sun–part shade	High	Zone 12b
gray goldenrod Solidago nemoralis	Wildflower (forb)	2 ft	Sun	Medium	Zone 4a
greasewood Sarcobatus vermiculatus	Shrub	10 ft	Sun	Low	Zone 3b
green ash Fraxinus pennsylvanica	Tree	80 ft	Shade-tolerant	Medium	Zone 2b
green needlegrass Nassella viridula	Grass or grass-like	2 ft	Sun	Low	Zone 3b
hairy false goldenaster Heterotheca villosa	Wildflower (forb)	3 ft	Sun	Low	Zone 4a
hardstem bulrush Schoenoplectus acutus	Grass or grass-like	9.8 ft	Sun	High	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
inland sedge Carex interior	Grass or grass-like	1.5 ft	Sun–part shade	High	Zone 3b
knotted rush Juncus nodosus	Grass or grass-like	2 ft	Sun	Medium	Zone 4b
lambstongue ragwort Senecio integerrimus	Wildflower (forb)	1.1 ft	Sun–part shade	Medium	Zone 3b
Lewis flax Linum lewisii	Wildflower (forb)	2.5 ft	Sun	Medium	Zone 3b
little bluestem Schizachyrium scoparium	Grass or grass-like	3 ft	Sun	Low	Zone 3b
longstalk starwort Stellaria longipes	Wildflower (forb)	11 in	Sun–part shade	High	Zone 4a
longstyle rush Juncus longistylis	Grass or grass-like	1.8 ft	Sun–part shade	High	Zone 3b
Macoun's buttercup Ranunculus macounii	Wildflower (forb)	1 ft	Sun	—	Zone 1a
marsh grass of Parnassus Parnassia palustris	Wildflower (forb)	2.2 ft	Sun	High	Zone 3b
marsh muhly Muhlenbergia racemosa	Grass or grass-like	3 ft	Shade-tolerant	Medium	Zone 3b
mat muhly Muhlenbergia richardsonis	Grass or grass-like	6 in	Sun	High	Zone 4b
Missouri goldenrod Solidago missouriensis	Wildflower (forb)	3 ft	Sun–part shade	Low	Zone 3b
Missouri River willow Salix eriocephala	Tree	52 ft	Shade-tolerant	High	Zone 3b
muttongrass Poa fendleriana	Grass or grass-like	2 ft	Sun	Low	Zone 3b
narrowleaf water plantain Alisma gramineum	Wildflower (forb)	1.5 ft	Sun	High	Zone 3a
needle and thread Hesperostipa comata	Grass or grass-like	3 ft	Sun	Low	Zone 3b
needle spikerush Eleocharis acicularis	Grass or grass-like	8 in	Sun	Medium	Zone 5a
northern bedstraw Galium boreale	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 4a
Nuttall's alkaligrass Puccinellia nuttalliana	Grass or grass-like	10 in	Sun	Medium	Zone 3b
Nuttall's povertyweed Monolepis nuttalliana	Wildflower (forb)	10 in	Sun	Medium	Zone 12a
Nuttall's sunflower Helianthus nuttallii	Wildflower (forb)	10 ft	Sun	Medium	Zone 3b
old man's whiskers Geum triflorum	Wildflower (forb)	1.5 ft	Sun–part shade	Medium	Zone 3b
pale agoseris Agoseris glauca	Shrub	1 ft	Sun	Medium	Zone 4a
peachleaf willow Salix amygdaloides	Tree	60 ft	Sun	High	Zone 4a
Philadelphia fleabane Erigeron philadelphicus	Wildflower (forb)	2.8 ft	Sun–part shade	Medium	Zone 4b
plains muhly Muhlenbergia cuspidata	Grass or grass-like	1.4 ft	Sun	Low	Zone 3b
plains pricklypear Opuntia polyacantha	Shrub	2 ft	Sun	Low	Zone 4b
Platte River cinquefoil Potentilla plattensis	Wildflower (forb)	6 in	Sun–part shade	Medium	Zone 3b
porcupinegrass Hesperostipa spartea	Grass or grass-like	4 ft	Sun	Medium	Zone 3b
prairie cordgrass Spartina pectinata	Grass or grass-like	8 ft	Sun	High	Zone 3b
prairie dropseed Sporobolus heterolepis	Grass or grass-like	2.3 ft	Sun–part shade	Low	Zone 3b
prairie fleabane Erigeron strigosus	Wildflower (forb)	3 ft	Sun	Medium	Zone 4b
prairie Junegrass Koeleria macrantha	Grass or grass-like	1.5 ft	Shade-tolerant	High	Zone 3b
prairie sagewort Artemisia frigida	Shrub	2 ft	Sun–part shade	Low	Zone 3a
prairie sandreed Calamovilfa longifolia	Grass or grass-like	4.5 ft	Sun	Medium	Zone 3b
prairie wedgescale Sphenopholis obtusata	Grass or grass-like	3.2 ft	Sun–part shade	Medium	Zone 3a
purple locoweed Oxytropis lambertii	Wildflower (forb)	1.4 ft	Sun	Low	Zone 3b
purple milkvetch Astragalus agrestis	Wildflower (forb)	1 ft	Sun	Low	Zone 4a
purple prairie clover Dalea purpurea	Wildflower (forb)	3 ft	Sun	Medium	Zone 3b
pussy willow Salix discolor	Tree	40 ft	Shade-tolerant	High	Zone 4a
quaking aspen Populus tremuloides	Tree	65 ft	Sun	High	Zone 1a
red goosefoot Chenopodium rubrum	Wildflower (forb)	3 ft	Sun	High	Zone 12b
red swampfire Salicornia rubra	Wildflower (forb)	1 ft	Sun	Medium	Zone 12b
redosier dogwood Cornus sericea	Tree	12 ft	Sun	High	Zone 3b
reed canarygrass Phalaris arundinacea	Grass or grass-like	5 ft	Sun	High	Zone 3b
roadside agrimony Agrimonia striata	Wildflower (forb)	6 ft	Shade-tolerant	Medium	Zone 3a
Rocky Mountain beeplant Cleome serrulata	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 12b
rough bentgrass Agrostis scabra	Grass or grass-like	2.5 ft	Sun	Medium	Zone 3b
rough bugleweed Lycopus asper	Wildflower (forb)	2.1 ft	Shade-tolerant	High	Zone 3b
roundleaf serviceberry Amelanchier sanguinea	Tree	10 ft	Shade-tolerant	Medium	Zone 3a
rubber rabbitbrush Ericameria nauseosa	Shrub	4 ft	Sun	Medium	Zone 3b
sago pondweed Stuckenia pectinata	Wildflower (forb)	—	Sun	High	Zone 3b
saltgrass Distichlis spicata	Grass or grass-like	1.1 ft	Sun	Medium	Zone 3b
sandbar willow Salix interior	Tree	30 ft	Sun	—	Zone 1a
Sandberg bluegrass Poa secunda	Grass or grass-like	1.4 ft	Sun–part shade	Low	Zone 3b
Saskatoon serviceberry Amelanchier alnifolia	Tree	15 ft	Sun–part shade	Medium	Zone 1a
scarlet globemallow Sphaeralcea coccinea	Wildflower (forb)	1.5 ft	Sun	Low	Zone 5a
scratchgrass Muhlenbergia asperifolia	Grass or grass-like	2 ft	Shade-tolerant	High	Zone 5b
sea milkwort Glaux maritima	Wildflower (forb)	11 in	Sun	High	Zone 4a
shining willow Salix lucida	Tree	13 ft	Sun–part shade	High	Zone 3a
shortawn foxtail Alopecurus aequalis	Grass or grass-like	2.5 ft	Sun–part shade	High	Zone 3b
showy locoweed Oxytropis splendens	Wildflower (forb)	1 ft	Sun	Medium	Zone 4a
showy milkweed Asclepias speciosa	Wildflower (forb)	6 ft	Sun	Medium	Zone 4a
silver buffaloberry Shepherdia argentea	Tree	18 ft	Sun–part shade	Medium	Zone 3b
silver sagebrush Artemisia cana	Shrub	5 ft	Sun	Low	Zone 3a
silverberry Elaeagnus commutata	Shrub	12 ft	Sun	Low	Zone 3b
silverweed cinquefoil Argentina anserina	Wildflower (forb)	6 in	Shade-tolerant	High	Zone 5a
slender cinquefoil Potentilla gracilis	Wildflower (forb)	2.4 ft	Sun	Low	Zone 3a
slender wheatgrass Elymus trachycaulus	Grass or grass-like	3 ft	Sun	Medium	Zone 3b
slenderbeak sedge Carex athrostachya	Grass or grass-like	2 ft	Sun–part shade	High	Zone 4a
slimstem reedgrass Calamagrostis stricta	Grass or grass-like	3 ft	Sun–part shade	High	Zone 3a
small floating mannagrass Glyceria borealis	Grass or grass-like	4.9 ft	Sun	High	Zone 4a
smooth blue aster Symphyotrichum laeve	Wildflower (forb)	4 ft	Sun	Medium	Zone 3a
smooth horsetail Equisetum laevigatum	Fern	5 ft	Sun	Low	Zone 3b
softstem bulrush Schoenoplectus tabernaemontani	Grass or grass-like	9 ft	Sun	High	Zone 3b
star duckweed Lemna trisulca	Wildflower (forb)	4 in	Sun	High	Zone 3b
stiff goldenrod Oligoneuron rigidum	Wildflower (forb)	3.6 ft	Sun–part shade	Medium	Zone 3a
switchgrass Panicum virgatum	Grass or grass-like	5 ft	Sun	Medium	Zone 3a
tall cinquefoil Potentilla arguta	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 3b
tall cottongrass Eriophorum angustifolium	Grass or grass-like	2 ft	Sun	High	Zone 3a
tapertip flatsedge Cyperus acuminatus	Grass or grass-like	1.3 ft	Sun–part shade	High	Zone 3b
textile onion Allium textile	Wildflower (forb)	1 ft	Sun–part shade	Medium	Zone 3b
thickspike wheatgrass Elymus lanceolatus	Grass or grass-like	2.3 ft	Sun	Low	Zone 3b
threadleaf sedge Carex filifolia	Grass or grass-like	1.2 ft	Sun	Low	Zone 3b
tiny mousetail Myosurus minimus	Wildflower (forb)	5 in	Sun–part shade	Medium	Zone 12b
toad rush Juncus bufonius	Grass or grass-like	1 ft	Sun	Medium	Zone 12a
Torrey's rush Juncus torreyi	Grass or grass-like	3.1 ft	Sun	Medium	Zone 3b
tufted evening primrose Oenothera caespitosa	Wildflower (forb)	6 in	Sun	Low	Zone 6a
tufted hairgrass Deschampsia cespitosa	Grass or grass-like	3.4 ft	Sun	Low	Zone 3b
upright prairie coneflower Ratibida columnifera	Wildflower (forb)	3.1 ft	Sun	Medium	Zone 3a
upright sedge Carex stricta	Grass or grass-like	4.2 ft	Shade-tolerant	Medium	Zone 3b
variableleaf pondweed Potamogeton gramineus	Wildflower (forb)	—	Sun	High	Zone 3b
Virginia wildrye Elymus virginicus	Grass or grass-like	2.5 ft	Shade-tolerant	Medium	Zone 4b
water knotweed Polygonum amphibium	Wildflower (forb)	1 in	Sun	High	Zone 5a
western snowberry Symphoricarpos occidentalis	Shrub	3 ft	Sun–part shade	Low	Zone 3b
western wheatgrass Pascopyrum smithii	Grass or grass-like	2 ft	Sun	Medium	Zone 3a
wheat sedge Carex atherodes	Grass or grass-like	5 ft	Sun	High	Zone 3b
white doll's daisy Boltonia asteroides	Wildflower (forb)	8 ft	Sun–part shade	Medium	Zone 3b
white meadowsweet Spiraea alba	Shrub	3 ft	Sun–part shade	Medium	Zone 4a
white panicle aster Symphyotrichum lanceolatum	Wildflower (forb)	6 ft	Sun–part shade	High	Zone 3b
white prairie clover Dalea candida	Wildflower (forb)	2 ft	Sun–part shade	Medium	Zone 3b
white sagebrush Artemisia ludoviciana	Wildflower (forb)	3 ft	Sun	Low	Zone 4a
wild bergamot Monarda fistulosa	Wildflower (forb)	4.9 ft	Sun–part shade	High	Zone 4a
winterfat Krascheninnikovia lanata	Shrub	2 ft	Sun	Low	Zone 2a
Woods' rose Rosa woodsii	Shrub	3 ft	Sun–part shade	Medium	Zone 3a
woolly groundsel Packera cana	Wildflower (forb)	1.5 ft	Sun	Low	Zone 3a
yellow evening primrose Oenothera flava	Wildflower (forb)	2.5 ft	Sun–part shade	Medium	Zone 4a
yellow owl's-clover Orthocarpus luteus	Wildflower (forb)	1.5 ft	Sun	Low	Zone 12b

Other native species recorded here 144

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.

American bird's-foot trefoil Lotus unifoliolatus
American dragonhead Dracocephalum parviflorum
American mannagrass Glyceria grandis
American sloughgrass Beckmannia syzigachne
autumn onion Allium stellatum
bastard toadflax Comandra umbellata
bearded flatsedge Cyperus squarrosus
Bebb willow Salix bebbiana
big devils beggartick Bidens vulgata
bigbract verbena Verbena bracteata
bog yellowcress Rorippa palustris
brittle pricklypear Opuntia fragilis
brook cinquefoil Potentilla rivalis
bushy knotweed Polygonum ramosissimum
Canadian anemone Anemone canadensis
Canadian gooseberry Ribes oxyacanthoides
candle anemone Anemone cylindrica
carelessweed Cyclachaena xanthiifolia
chaffweed Anagallis minima
clammy hedgehyssop Gratiola neglecta
common bladderwort Utricularia macrorhiza
common yellow oxalis Oxalis stricta
Cuman ragweed Ambrosia psilostachya
curlycup gumweed Grindelia squarrosa
curlytop knotweed Polygonum lapathifolium
cutleaf nightshade Solanum triflorum
desert biscuitroot Lomatium foeniculaceum
desert goosefoot Chenopodium pratericola
Dudley's rush Juncus dudleyi
Engelmann's spikerush Eleocharis engelmannii
fineleaf hymenopappus Hymenopappus filifolius
fireberry hawthorn Crataegus chrysocarpa
fleshy starwort Stellaria crassifolia
Flodman's thistle Cirsium flodmanii
foothill bladderpod Lesquerella ludoviciana
foxtail barley Hordeum jubatum
Fremont's goosefoot Chenopodium fremontii
fringed loosestrife Lysimachia ciliata
fringed willowherb Epilobium ciliatum
Gmelin's buttercup Ranunculus gmelinii
great blue lobelia Lobelia siphilitica
great ragweed Ambrosia trifida
groundplum milkvetch Astragalus crassicarpus
hairy evening primrose Oenothera villosa
hairy four o'clock Mirabilis hirsuta
hairy waterclover Marsilea vestita
hemlock waterparsnip Sium suave
hoary tansyaster Machaeranthera canescens
lacy tansyaster Machaeranthera pinnatifida
lanceleaf sage Salvia reflexa
large Indian breadroot Pediomelum esculentum
Laxmann's milkvetch Astragalus laxmannii
leathery knotweed Polygonum achoreum
lesser spikemoss Selaginella densa
lilac penstemon Penstemon gracilis
Louisiana broomrape Orobanche ludoviciana
lowland yellow loosestrife Lysimachia hybrida
Macoun's barley ×Elyhordeum macounii
marsh arrowgrass Triglochin palustris
meadow deathcamas Zigadenus venenosus
meadow willow Salix petiolaris
meadow zizia Zizia aptera
mountain deathcamas Zigadenus elegans
mountain tansymustard Descurainia incana
narrowleaf purple coneflower Echinacea angustifolia
narrowleaf stoneseed Lithospermum incisum
neckweed Veronica peregrina
needleleaf sedge Carex duriuscula
nodding stickseed Hackelia deflexa
northern bog aster Symphyotrichum boreale
northern green rush Juncus alpinoarticulatus
northern sweetgrass Hierochloe hirta
northern water plantain Alisma triviale
Norwegian cinquefoil Potentilla norvegica
Ontario lobelia Lobelia kalmii
palespike lobelia Lobelia spicata
Paradox cinquefoil Potentilla paradoxa
Pennsylvania cinquefoil Potentilla pensylvanica
Pennsylvania pellitory Parietaria pensylvanica
pitseed goosefoot Chenopodium berlandieri
plains bluegrass Poa arida
pleated gentian Gentiana affinis
Porter brome Bromus porteri
poverty oatgrass Danthonia spicata
povertyweed Iva axillaris
prairie rose Rosa arkansana
prairie sunflower Helianthus petiolaris
Pursh seepweed Suaeda calceoliformis
pygmyflower rockjasmine Androsace septentrionalis
rayless alkali aster Symphyotrichum ciliatum
redwool plantain Plantago eriopoda
ribseed sandmat Chamaesyce glyptosperma
Richardson's alumroot Heuchera richardsonii
Richardson's pondweed Potamogeton richardsonii
rigid sedge Carex tetanica
Rocky Mountain fescue Festuca saximontana
rosy pussytoes Antennaria rosea
rough false pennyroyal Hedeoma hispida
rush skeletonplant Lygodesmia juncea
salt sandspurry Spergularia salina
Sartwell's sedge Carex sartwellii
scarlet beeblossom Oenothera suffrutescens
Scouler's popcornflower Plagiobothrys scouleri
seaside arrowgrass Triglochin maritima
Seneca snakeroot Polygala senega
shaggy fleabane Erigeron pumilus
shortbeak sedge Carex brevior
shy wallflower Erysimum inconspicuum
silverleaf Indian breadroot Pediomelum argophyllum
silverscale saltbush Atriplex argentea
small pondweed Potamogeton pusillus
spiny phlox Phlox hoodii
spinystar Escobaria vivipara
spotted water hemlock Cicuta maculata
Sprengel's sedge Carex sprengelii
starry false lily of the valley Maianthemum stellatum
stemless Townsend daisy Townsendia exscapa
stiff sunflower Helianthus pauciflorus
strict blue-eyed grass Sisyrinchium montanum
tall annual willowherb Epilobium brachycarpum
tarragon Artemisia dracunculus
thinleaf cottonsedge Eriophorum viridicarinatum
tiny trumpet Collomia linearis
tumblegrass Schedonnardus paniculatus
veiny meadow-rue Thalictrum venulosum
velvety goldenrod Solidago mollis
Virginia strawberry Fragaria virginiana
water mudwort Limosella aquatica
water whorlgrass Catabrosa aquatica
wavyleaf thistle Cirsium undulatum
western marsh cudweed Gnaphalium palustre
western rockjasmine Androsace occidentalis
white heath aster Symphyotrichum ericoides
white prairie aster Symphyotrichum falcatum
whorled milkweed Asclepias verticillata
wild cucumber Echinocystis lobata
witchgrass Panicum capillare
wood bluegrass Poa nemoralis
wood lily Lilium philadelphicum
woodland draba Draba nemorosa
woolly cinquefoil Potentilla hippiana
woolly sedge Carex pellita
yellow avens Geum aleppicum
yellow water buttercup Ranunculus flabellaris

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 North Dakota

The typical county is the median of the 53 North Dakota 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, Divide County and North Dakota
Measure	Divide County	Typical county	Statewide
Native species	317	287	890
Garden-ready natives	173	143	386
Tree	19	—	50
Shrub	18	—	62
Wildflower (forb)	188	—	513
Grass or grass-like	86	—	203
Vine	2	—	31
Fern	4	—	31

Neighboring counties

Counties that share a ZIP code with Divide County.

Sheridan County, MT 113 garden-ready
Williams County, ND 201 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: Divide County (county FIPS 38023), North Dakota. 317 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

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