Plants of Colorado
The plants most often spotted in Colorado, ranked by recent research-grade observations.
255,525
recent observations
50
species listed
50
plants
Naturalists have logged 255,525 research-grade observations across the 50 most-recorded species in Colorado. The most frequently seen is the blue columbine, with 10,315 recorded sightings.
Rarer finds confirmed in Colorado include Nylon Hedgehog Cactus - uncommon enough that a sighting is worth logging.
Most-observed plants in Colorado
blue columbine
Aquilegia coerulea
10,315 observations
showy milkweed
Asclepias speciosa
9,780 observations
great mullein
Verbascum thapsus
9,769 observations
fireweed
Chamaenerion angustifolium
8,177 observations · iNaturalist
Great Plains yucca
Yucca glauca
7,941 observations
quaking aspen
Populus tremuloides
7,218 observations
Lanceleaf Stonecrop
Sedum lanceolatum
7,175 observations · iNaturalist
creeping mahonia
Berberis repens
7,158 observations · iNaturalist
Rocky Mountains Ponderosa Pine
Pinus scopulorum
6,995 observations · iNaturalist
Rubber Rabbitbrush
Ericameria nauseosa
6,884 observations · iNaturalist
field bindweed
Convolvulus arvensis
6,604 observations
Plains Pricklypear
Opuntia polyacantha
6,277 observations
sulfur buckwheat
Eriogonum umbellatum
6,083 observations
common yarrow
Achillea millefolium
5,951 observations
prairie pasqueflower
Pulsatilla nuttalliana
5,705 observations · iNaturalist
Gunnison's Mariposa Lily
Calochortus gunnisonii
5,662 observations · iNaturalist
Scarlet Globemallow
Sphaeralcea coccinea
5,581 observations
common starlily
Leucocrinum montanum
5,239 observations · iNaturalist
Whipple's penstemon
Penstemon whippleanus
5,231 observations · iNaturalist
chokecherry
Prunus virginiana
4,963 observations
Scarlet Gilia
Ipomopsis aggregata
4,916 observations
monument plant
Frasera speciosa
4,750 observations · iNaturalist
Alderleaf Mountain Mahogany
Cercocarpus montanus
4,746 observations · iNaturalist
western harebell
Campanula petiolata
4,746 observations · iNaturalist
Mountain Ball Cactus
Pediocactus simpsonii
4,733 observations · iNaturalist
dotted gayfeather
Liatris punctata
4,702 observations · iNaturalist
Redstem Stork's-bill
Erodium cicutarium
4,557 observations · iNaturalist
Front Range Beardtongue
Penstemon virens
4,457 observations · iNaturalist
musk thistle
Carduus nutans
4,455 observations
Elephant's-Head lousewort
Pedicularis groenlandica
4,012 observations
shrubby cinquefoil
Dasiphora fruticosa
3,981 observations
bearberry
Arctostaphylos uva-ursi
3,807 observations
common juniper
Juniperus communis
3,785 observations
common cowparsnip
Heracleum maximum
3,764 observations
Lambert's Locoweed
Oxytropis lambertii
3,720 observations
Western Spiderwort
Tradescantia occidentalis
3,664 observations
Rocky Mountain Beeplant
Cleomella serrulata
3,648 observations · iNaturalist
Western Wallflower
Erysimum capitatum
3,634 observations · iNaturalist
fringed sagebrush
Artemisia frigida
3,583 observations · iNaturalist
Balkan toadflax
Linaria dalmatica
3,548 observations · iNaturalist
wax currant
Ribes cereum
3,537 observations · iNaturalist
Yellow Sweetclover
Melilotus officinalis
3,531 observations
creeping thistle
Cirsium arvense
3,498 observations
thistle poppy
Argemone polyanthemos
3,448 observations · iNaturalist
Green-flower Hedgehog Cactus
Echinocereus viridiflorus
3,297 observations
twinberry honeysuckle
Lonicera involucrata
3,296 observations
pinewoods geranium
Geranium caespitosum
3,281 observations · iNaturalist
American bistort
Bistorta bistortoides
3,265 observations · iNaturalist
Rocky Mountain Juniper
Juniperus scopulorum
3,230 observations
upright prairie coneflower
Ratibida columnifera
3,226 observations
Plants in nearby places
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