Plants of Colorado
The plants most often spotted in Colorado, ranked by recent research-grade observations.
247,213
recent observations
50
species listed
50
plants
Naturalists have logged 247,213 research-grade observations across the 50 most-recorded species in Colorado. The most frequently seen is the blue columbine, with 10,274 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
10,274 observations
great mullein
Verbascum thapsus
9,597 observations
showy milkweed
Asclepias speciosa
8,728 observations
fireweed
Chamaenerion angustifolium
7,933 observations · iNaturalist
quaking aspen
Populus tremuloides
7,156 observations
creeping mahonia
Berberis repens
7,063 observations · iNaturalist
Rocky Mountains Ponderosa Pine
Pinus scopulorum
6,848 observations · iNaturalist
Rubber Rabbitbrush
Ericameria nauseosa
6,765 observations · iNaturalist
field bindweed
Convolvulus arvensis
6,465 observations
Lanceleaf Stonecrop
Sedum lanceolatum
6,328 observations · iNaturalist
Plains Pricklypear
Opuntia polyacantha
6,214 observations
sulfur buckwheat
Eriogonum umbellatum
6,059 observations
Great Plains yucca
Yucca glauca
5,928 observations
common yarrow
Achillea millefolium
5,869 observations
prairie pasqueflower
Pulsatilla nuttalliana
5,705 observations · iNaturalist
Gunnison's Mariposa Lily
Calochortus gunnisonii
5,654 observations · iNaturalist
Scarlet Globemallow
Sphaeralcea coccinea
5,515 observations
common starlily
Leucocrinum montanum
5,228 observations · iNaturalist
Whipple's penstemon
Penstemon whippleanus
5,208 observations · iNaturalist
chokecherry
Prunus virginiana
4,915 observations
Scarlet Gilia
Ipomopsis aggregata
4,896 observations
western harebell
Campanula petiolata
4,713 observations · iNaturalist
Mountain Ball Cactus
Pediocactus simpsonii
4,662 observations · iNaturalist
monument plant
Frasera speciosa
4,605 observations · iNaturalist
Redstem Stork's-bill
Erodium cicutarium
4,533 observations · iNaturalist
Front Range Beardtongue
Penstemon virens
4,444 observations · iNaturalist
musk thistle
Carduus nutans
4,428 observations · iNaturalist
Alderleaf Mountain Mahogany
Cercocarpus montanus
4,154 observations · iNaturalist
Elephant's-Head lousewort
Pedicularis groenlandica
3,990 observations
shrubby cinquefoil
Dasiphora fruticosa
3,933 observations
common cowparsnip
Heracleum maximum
3,757 observations
bearberry
Arctostaphylos uva-ursi
3,725 observations
common juniper
Juniperus communis
3,695 observations
Western Spiderwort
Tradescantia occidentalis
3,647 observations
Western Wallflower
Erysimum capitatum
3,618 observations · iNaturalist
Rocky Mountain Beeplant
Cleomella serrulata
3,581 observations · iNaturalist
Lambert's Locoweed
Oxytropis lambertii
3,576 observations
dotted gayfeather
Liatris punctata
3,546 observations · iNaturalist
Balkan toadflax
Linaria dalmatica
3,524 observations · iNaturalist
wax currant
Ribes cereum
3,520 observations · iNaturalist
Yellow Sweetclover
Melilotus officinalis
3,519 observations
fringed sagebrush
Artemisia frigida
3,474 observations · iNaturalist
creeping thistle
Cirsium arvense
3,424 observations · iNaturalist
thistle poppy
Argemone polyanthemos
3,407 observations · iNaturalist
Douglas-fir
Pseudotsuga menziesii
3,293 observations
twinberry honeysuckle
Lonicera involucrata
3,281 observations
Green-flower Hedgehog Cactus
Echinocereus viridiflorus
3,234 observations
American bistort
Bistorta bistortoides
3,221 observations · iNaturalist
pinewoods geranium
Geranium caespitosum
3,188 observations · iNaturalist
upright prairie coneflower
Ratibida columnifera
3,173 observations
Plants in nearby places
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