Authors: Ross McCauley (Fort Lewis College Herbarium - FLD)
Citation: Survey of the Vascular Flora of the Old Fort Lewis Property in Hesperus, Colorado

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Families: 52
Genera: 154
Species: 241
Total Taxa (details): 245

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Carex douglasii
Douglas' Sedge
[CYPERACEAE]
Carex duriuscula
Spike-Rush Sedge
Carex inops
Long-Stolon Sedge
Carex microptera
Small-Wing Sedge
Carex praegracilis
Clustered Field Sedge
Carex siccata
Dry-Spike Sedge
Carex tahoensis
Lake Tahoe Sedge
Carex utriculata
Northwest Territory Sedge
Carex vesicaria
Lesser Bladder Sedge
Eleocharis acicularis
Needle Spike-Rush
Scirpus microcarpus
Red-Tinge Bulrush
Shepherdia argentea
Silver Buffalo-Berry
[ELAEAGNACEAE]
Equisetum arvense
Field Horsetail
[EQUISETACEAE]
Equisetum hyemale
Tall Scouring-Rush
Equisetum hyemale var. affine
Tall Scouring-Rush
Euphorbia esula
Leafy Spurge
[EUPHORBIACEAE]
Astragalus bisulcatus
Two-Groove Milk-Vetch
[FABACEAE]
Astragalus flavus
Yellow Milk-Vetch
Astragalus flexuosus
Pliant Milk-Vetch
Astragalus naturitensis
Naturita Milk-Vetch
Astragalus scopulorum
Rocky Mountain Milk-Vetch
Astragalus wingatanus
Fort Wingate Milk-Vetch
Lathyrus eucosmus
Bush Vetchling
Lathyrus lanszwertii
Nevada Vetchling
Lathyrus polymorphus
manystem pea
Lotus corniculatus
Garden Bird's-Foot-Trefoil
Lotus wrightii
Wright's deervetch
Lupinus ammophilus
Sand Lupine
Lupinus argenteus
Silver-Stem Lupine
Lupinus caudatus
Kellogg's Spurred Lupine
Lupinus kingii
King's Lupine
Medicago lupulina
Black Medick
Thermopsis montana
Montane Golden-Banner
Trifolium longipes
Long-Stalk Clover
Trifolium repens
White Clover
Vicia americana
American Purple Vetch
Vicia villosa
Winter Vetch
Quercus gambelii
Gambel's Oak
[FAGACEAE]
Erodium cicutarium
Red-Stem Stork's-Bill
[GERANIACEAE]
Geranium caespitosum
Purple Cluster Crane's-Bill
Geranium richardsonii
White Crane's-Bill
Ribes aureum
Golden Currant
[GROSSULARIACEAE]
Iris missouriensis
Paria Iris
[IRIDACEAE]
Juncus arcticus
Arctic Rush
[JUNCACEAE]
Juncus balticus
Baltic Rush
Dracocephalum parviflorum
American Dragonhead
[LAMIACEAE]
Marrubium vulgare
White Horehound
Mentha arvensis
American Wild Mint
Calochortus gunnisonii
Gunnison's Mariposa-Lily
[LILIACEAE]
Fritillaria atropurpurea
Spotted Missionbells
Linum lewisii
Prairie Flax
[LINACEAE]
Malva neglecta
Dwarf Mallow
[MALVACEAE]
Sphaeralcea coccinea
Cowboy's Delights
Zigadenus venenosus
Meadow Poison Camus
[MELANTHIACEAE]
Claytonia rosea
western springbeauty
[MONTIACEAE]
Mirabilis hirsuta
hairy four o'clock
[NYCTAGINACEAE]
Mirabilis linearis
Narrow-Leaf Four-O'clock
Mirabilis linearis var. linearis
Narrow-Leaf Four-O'clock
Epilobium brachycarpum
Tall Annual Willowherb
[ONAGRACEAE]
Oenothera albicaulis
White-Stem Evening-Primrose
Oenothera cespitosa
Tufted Evening-Primrose
Oenothera pallida
White-Pole Evening-Primrose
Oenothera suffrutescens
Scarlet Evening-Primrose
Castilleja chromosa
Desert Indian-Paintbrush
[OROBANCHACEAE]
Castilleja linariifolia
Wyoming Indian-Paintbrush
Orthocarpus purpureoalbus
Purple-White Owl-Clover
Pinus edulis
Two-Needle Pinyon
[PINACEAE]
Pinus ponderosa
Ponderosa Pine
Pseudotsuga menziesii var. glauca
Rocky Mountain Douglas-fir
Collinsia parviflora
Small-Flower Blue-Eyed Mary
[PLANTAGINACEAE]
Linaria vulgaris
Greater Butter-and-Eggs
Penstemon comarrhenus
Dusty Beardtongue
Penstemon linarioides
Toadflax Beardtongue
Penstemon strictiformis
Stiff Beardtongue
Penstemon strictus
Rocky Mountain Beardtongue
Plantago lanceolata
English Plantain
Plantago major
Great Plantain
Plantago patagonica
Woolly Plantain
Veronica peregrina subsp. xalapensis
hairy purslane speedwell
Veronica persica
Bird-Eye Speedwell
Achnatherum hymenoides
Indian Rice Grass
[POACEAE]
Alopecurus pratensis
Field Meadow-Foxtail
Beckmannia syzigachne
American Slough Grass
Bromus carinatus
California Brome
Bromus inermis
Smooth Brome
Bromus tectorum
Cheat Grass
Elymus elymoides
Western Bottle-Brush Grass
Elymus longifolius
squirreltail
Elymus smithii
Western-Wheat Grass
Hesperostipa comata
Needle-and-Thread
Hordeum jubatum
Fox-Tail Barley
Koeleria macrantha
Prairie Koeler's Grass
Pascopyrum smithii
Western-Wheat Grass
Poa pratensis
Kentucky Blue Grass
Collomia linearis
Narrow-Leaf Mountain-Trumpet
[POLEMONIACEAE]
Ipomopsis aggregata
Scarlet Skyrocket