Plants of Custer State Park
The plants most often spotted in Custer, ranked by recent research-grade observations.
Most-observed plants in Custer
Rocky Mountains Ponderosa Pine
Pinus scopulorum
123 observations · iNaturalist
bur oak
Quercus macrocarpa
103 observations
great mullein
Verbascum thapsus
87 observations
Golden bean
Thermopsis rhombifolia
75 observations
large-flowered beardtongue
Penstemon grandiflorus
64 observations
hound's-tongue
Cynoglossum officinale
62 observations · iNaturalist
red raspberry
Rubus idaeus
61 observations
woodland pinedrops
Pterospora andromedea
60 observations · iNaturalist
black-eyed Susan
Rudbeckia hirta
60 observations
wild bergamot
Monarda fistulosa
60 observations
leadplant
Amorpha canescens
56 observations
hoary vervain
Verbena stricta
55 observations
fireweed
Chamaenerion angustifolium
52 observations · iNaturalist
western blue flag
Iris missouriensis
50 observations · iNaturalist
western harebell
Campanula petiolata
50 observations · iNaturalist
Lanceleaf Stonecrop
Sedum lanceolatum
48 observations · iNaturalist
bearberry
Arctostaphylos uva-ursi
47 observations
showy milkweed
Asclepias speciosa
43 observations
upright prairie coneflower
Ratibida columnifera
42 observations
Wild Licorice
Glycyrrhiza lepidota
40 observations · iNaturalist
common juniper
Juniperus communis
39 observations
common yarrow
Achillea millefolium
38 observations
Hairy False Goldenaster
Heterotheca villosa
38 observations · iNaturalist
common toadflax
Linaria vulgaris
34 observations
Richardson's geranium
Geranium richardsonii
32 observations · iNaturalist
dark-throated shooting star
Primula pauciflora
31 observations · iNaturalist
Wood Lily
Lilium philadelphicum
29 observations
western poison ivy
Toxicodendron rydbergii
28 observations · iNaturalist
spreading dogbane
Apocynum androsaemifolium
27 observations
quaking aspen
Populus tremuloides
27 observations
sensitive fern
Onoclea sensibilis
27 observations
creeping thistle
Cirsium arvense
24 observations · iNaturalist
American vetch
Vicia americana
23 observations
chokecherry
Prunus virginiana
23 observations
Lilac Penstemon
Penstemon gracilis
23 observations · iNaturalist
Red Clover
Trifolium pratense
22 observations
narrow-leaved purple coneflower
Echinacea angustifolia
22 observations
spotted Joe-Pye weed
Eutrochium maculatum
21 observations
Rocky Mountain woodsia
Woodsia scopulina
20 observations · iNaturalist
wild sarsaparilla
Aralia nudicaulis
20 observations
star-flowered lily-of-the-valley
Maianthemum stellatum
19 observations
Brittle Pricklypear
Opuntia fragilis
19 observations · iNaturalist
field penny-cress
Thlaspi arvense
19 observations · iNaturalist
fringed sagebrush
Artemisia frigida
19 observations · iNaturalist
Laxmann's Milkvetch
Astragalus laxmannii
19 observations · iNaturalist
Yellow Salsify
Tragopogon dubius
18 observations · iNaturalist
common cowparsnip
Heracleum maximum
17 observations
Great Plains yucca
Yucca glauca
17 observations
great blanketflower
Gaillardia aristata
17 observations
Virginia strawberry
Fragaria virginiana
16 observations
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