Plants of Colorado
The plants most often spotted in Colorado, ranked by recent research-grade observations.
245,347
recent observations
50
species listed
50
plants
Naturalists have logged 245,347 research-grade observations across the 50 most-recorded species in Colorado. The most frequently seen is the blue columbine, with 10,220 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
10,220 observations
great mullein
Verbascum thapsus
9,511 observations
showy milkweed
Asclepias speciosa
8,679 observations
fireweed
Chamaenerion angustifolium
7,729 observations · iNaturalist
quaking aspen
Populus tremuloides
7,059 observations
creeping mahonia
Berberis repens
7,026 observations · iNaturalist
Rocky Mountains Ponderosa Pine
Pinus scopulorum
6,818 observations · iNaturalist
Rubber Rabbitbrush
Ericameria nauseosa
6,744 observations · iNaturalist
field bindweed
Convolvulus arvensis
6,343 observations
Lanceleaf Stonecrop
Sedum lanceolatum
6,319 observations · iNaturalist
Plains Pricklypear
Opuntia polyacantha
6,132 observations
sulfur buckwheat
Eriogonum umbellatum
6,045 observations
Great Plains yucca
Yucca glauca
5,897 observations
common yarrow
Achillea millefolium
5,815 observations
prairie pasqueflower
Pulsatilla nuttalliana
5,693 observations · iNaturalist
Gunnison's Mariposa Lily
Calochortus gunnisonii
5,633 observations · iNaturalist
Scarlet Globemallow
Sphaeralcea coccinea
5,505 observations
common starlily
Leucocrinum montanum
5,226 observations · iNaturalist
Whipple's penstemon
Penstemon whippleanus
5,198 observations · iNaturalist
chokecherry
Prunus virginiana
4,905 observations
Scarlet Gilia
Ipomopsis aggregata
4,881 observations
western harebell
Campanula petiolata
4,663 observations · iNaturalist
Mountain Ball Cactus
Pediocactus simpsonii
4,637 observations · iNaturalist
monument plant
Frasera speciosa
4,573 observations · iNaturalist
Redstem Stork's-bill
Erodium cicutarium
4,525 observations · iNaturalist
Front Range Beardtongue
Penstemon virens
4,439 observations · iNaturalist
musk thistle
Carduus nutans
4,400 observations · iNaturalist
Alderleaf Mountain Mahogany
Cercocarpus montanus
4,141 observations · iNaturalist
Elephant's-Head lousewort
Pedicularis groenlandica
3,975 observations
shrubby cinquefoil
Dasiphora fruticosa
3,906 observations
common cowparsnip
Heracleum maximum
3,735 observations
bearberry
Arctostaphylos uva-ursi
3,692 observations
Western Spiderwort
Tradescantia occidentalis
3,645 observations
common juniper
Juniperus communis
3,641 observations
Western Wallflower
Erysimum capitatum
3,605 observations · iNaturalist
Lambert's Locoweed
Oxytropis lambertii
3,570 observations
wax currant
Ribes cereum
3,513 observations · iNaturalist
Yellow Sweetclover
Melilotus officinalis
3,501 observations
Balkan toadflax
Linaria dalmatica
3,499 observations · iNaturalist
Rocky Mountain Beeplant
Cleomella serrulata
3,494 observations · iNaturalist
dotted gayfeather
Liatris punctata
3,461 observations · iNaturalist
fringed sagebrush
Artemisia frigida
3,449 observations · iNaturalist
thistle poppy
Argemone polyanthemos
3,394 observations · iNaturalist
creeping thistle
Cirsium arvense
3,376 observations · iNaturalist
Douglas-fir
Pseudotsuga menziesii
3,277 observations
twinberry honeysuckle
Lonicera involucrata
3,260 observations
Green-flower Hedgehog Cactus
Echinocereus viridiflorus
3,179 observations
American bistort
Bistorta bistortoides
3,174 observations · iNaturalist
Smooth Brome
Bromus inermis
3,125 observations
golden currant
Ribes aureum
3,120 observations
Plants in nearby places
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