25 major rangeland plants
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25 Major Rangeland Plants. Forbs and Woody Plants. By Karen Launchbaugh. Forbs & Woody Plant. Desert Marigold. Perennial Native. Hairy Leaves. Composite flower with Disk flowers and Ray flowers. Mostly Basal Leaves. - PowerPoint PPT PresentationTRANSCRIPT
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Forbs and Woody Plants
25 Major Rangeland Plants
By Karen Launchbaugh
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Forbs & Woody PlantFORBS
Desert Merigold Perennial NativeLeafy Spurge Perennial Introduced & NoxiousTailcup Lupine Perennial NativeTall Larkspur Perennial NativeSpotted Knapweed Perennial Introduced & NoxiousWestern Yarrow Perennial Native
WOODY PLANTS
Big Sagebrush Perennial NativeCoyote Willow Perennial NativeCreosote Perennial NativeDeerbrush Perennial NativeHoney Mesquite Perennial NativeJuniper Perennial NativeSaltcedar Perennial Introduced & NoxiousShadscale Saltbrush Perennial NativeWinterfat Perennial Native
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Hairy Leaves
Mostly Basal
Leaves
Desert Marigold• Perennial• Native
Composite flower with Disk flowers and Ray flowers
Page from North American Wildland Plants by Stubbendieck, Hatch and Landholt
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Desert Marigold• Desert wildflower• High ornamental value
Composite flower with Disk flowers and Ray flowers
High ornamental value
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Leafy Spurge• Introduced• Perennial
University of Idaho Stillinger Herbarium (http://www.pnwherbaria.org)http://www.ag.ndsu.edu
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Leafy Spurge• Milky resin• Noxious Weed
Thad Berrett
Thad Berrett
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Tailcup Lupine• Perennial• Native
Idaho Rangeland Resource Commission – drawing by Beverly Jaquish
Raceme seed heads
Palmate compound leaves
University of Idaho Stillinger Herbarium (http://www.pnwherbaria.org)
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Tailcup Lupine• Poisonous plant
contains alkaloids
Jennifer Peterson
Jennifer Peterson
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Tall Larkspur• Perennial• Native
Palmate dividedleaves
Raceme seed heads
University of Idaho Stillinger Herbarium (http://www.pnwherbaria.orgBackpack Guide to Idaho Range Plants
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Tall Larkspur• Poisonous plant contains
alkaloids
** Poisonous – This plant contains a potent alkaloid. More animals die from this plant than from any other in North America
Purple flowers
Palmately divided leaves
Sheri Hagwood, BLM
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Spotted Knapweed• Perennial• Introduced
K. Launchbaugh Jen Peterson
K. L
aunc
hbau
gh
www.usu.edu/weeds/plant_species/weedspecies/spottedknap.html
Composit Seedhead with Disk flowers
Montana State University Herbarium (http://www.pnwherbaria.org
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Spotted Knapweed• Noxious weed• Distinct “spots”
K. Launchbaugh
Jen Peterson
K. L
aunc
hbau
gh
K. Launchbaugh
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Western Yarrow• Perennial• Native
Umbrella-shaped inflorescence
rhizomatous
University of Idaho Stillinger Herbarium (http://www.pnwherbaria.orgBackpack Guide to Idaho Range Plants
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Western Yarrow• Widely range of occurrence• Medicinal Value
deeply divided fern-like leaves
Jennifer Peterson
Jennifer Peterson
J. Peterson
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Big Sagebrush• Perennial• Native Leaves with
3-tipped ends
Montana State University Herbarium (http://www.pnwherbaria.orgBackpack Guide to Idaho Range Plants
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Big Sagebrush• Several sagebrush obligate
species like Sage-grouse and Sage Thrashers
Narrow wedge-shaped leaves with 3 tips
Flowers have no petals; same color as leaves
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Coyote (Sandbar) Willow• Perennial• Native
K. Launchbaugh
K. LaunchbaughK. Launchbaugh
University of Idaho Stillinger Herbarium (http://www.pnwherbaria.orgBritton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner's Sons, New York. Vol. 1: 594.
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Coyote (Sandbar) Willow• Important Riparian Plant
K. Launchbaugh
K. LaunchbaughK. Launchbaugh
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Creosote• Perennial• Native
K. Launchbaugh
Leaves with 2 leaflets
Field Book Of Western Wild Flowers, by Margaret Armstrong
Fuzzy Seeds
Utah Valley Sate College Herbarium (http://www.pnwherbaria.org
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Creosote• Desert Shrub
Leaves with 2 leaflets
K. Launchbaugh
Yellow flowers withhairy seedsK. Launchbaugh
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Deerbrush• Perennial• Native
Field Book Of Western Wild Flowers, by Margaret Armstrong
Leaves have 3 main veins
University of Idaho Stillinger Herbarium (http://www.pnwherbaria.org
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Deerbrush• Chaparral Shrub
Sclerophyllous leaves
www.blm.gov
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Honey Mesquite• Perennial• Native•
Utah Valley State College Herbarium (http://www.pnwherbaria.org
Pinately Compound Leaves
Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner's Sons, New York. Vol. 2: 333
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Honey Mesquite• Legume• Shrub of SW Desert
Nutritious Seed Pods
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Juniper• Perennial• Native
University of Idaho Stillinger Herbarium (http://www.pnwherbaria.org
Leaves look like overlapping scales
Backpack Guide to Idaho Range Plants
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Juniper• Invasive on rangelands• Important winter wildlife
habitat
Evergreen (non-deciduous) Jen Peterson
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Saltcedar• Perennial• Introduced as ornamental
K. Launchbaugh
K. Launchbaugh
K. Launchbaugh
Utah Valley State College Herbarium (http://www.pnwherbaria.org
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Saltcedar• Introduced as ornamental• Highly invasive riparian
plant.
K. Launchbaugh
K. Launchbaugh
K. Launchbaugh
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Shadscale Saltbrush• Perennial• Native
Idaho Rangeland Resource Commission – drawing by Beverly Jaquish
Alternate leaves
University of Idaho Stillinger Herbarium (http://www.pnwherbaria.org
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Shadscale Saltbrush• Major plant of
salt-desert shrub region Ovate or obovate leaves; circular like a rounded scale
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Winterfat• Perennial• Native
Suffrutescent (“half-shrub”) that dies back to woody base each season
Backpack Guide to Idaho Range Plants University of Idaho Stillinger Herbarium (http://www.pnwherbaria.org
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Winterfat• Important half-shrub
for winter forage value
Enrolled leaf margin
Hairy leaf surface