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Forbs and Woody Plants 25 Major Rangeland Plants By Karen Launchbaugh.

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Presentation on theme: "Forbs and Woody Plants 25 Major Rangeland Plants By Karen Launchbaugh."— Presentation transcript:

1 Forbs and Woody Plants 25 Major Rangeland Plants By Karen Launchbaugh

2 Forbs & Woody Plant FORBS Desert MerigoldPerennialNative Leafy SpurgePerennialIntroduced & Noxious Tailcup LupinePerennialNative Tall LarkspurPerennialNative Spotted KnapweedPerennialIntroduced & Noxious Western YarrowPerennialNative WOODY PLANTS Big SagebrushPerennialNative Coyote WillowPerennialNative CreosotePerennialNative DeerbrushPerennialNative Honey MesquitePerennialNative JuniperPerennialNative Salt CedarPerennialIntroduced & Noxious Shadscale SaltbrushPerennialNative WinterfatPerennialNative

3 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

4 Desert Marigold Desert wildflower High ornamental value Composite flower with Disk flowers and Ray flowers High ornamental value

5 Leafy Spurge Introduced Perennial University of Idaho Stillinger Herbarium (http://www.pnwherbaria.org )

6 Leafy Spurge Milky resin Noxious Weed Thad Berrett

7 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 )

8 Tailcup Lupine Poisonous plant contains alkaloids Jennifer Peterson

9 Tall Larkspur Perennial Native Palmate divided leaves Raceme seed heads University of Idaho Stillinger Herbarium (http://www.pnwherbaria.org

10 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

11 Spotted Knapweed Perennial Introduced K. Launchbaugh Jen Peterson K. Launchbaugh Composit Seedhead with Disk flowers Montana State University Herbarium (http://www.pnwherbaria.org

12 Spotted Knapweed Noxious weed Distinct “spots” K. Launchbaugh Jen Peterson K. Launchbaugh

13 Western Yarrow Perennial Native Umbrella-shaped inflorescence rhizomatous University of Idaho Stillinger Herbarium (http://www.pnwherbaria.org

14 Western Yarrow Widely range of occurrence Medicinal Value deeply divided fern-like leaves Jennifer Peterson J. Peterson

15 Big Sagebrush Perennial Native Leaves with 3-tipped ends Montana State University Herbarium (http://www.pnwherbaria.org

16 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

17 Coyote (Sandbar) Willow Perennial Native K. Launchbaugh University of Idaho Stillinger Herbarium (http://www.pnwherbaria.org

18 Coyote (Sandbar) Willow Important Riparian Plant K. Launchbaugh

19 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

20 Creosote Desert Shrub Leaves with 2 leaflets K. Launchbaugh Yellow flowers with hairy seeds K. Launchbaugh

21 Deerbrush Perennial Native Field Book Of Western Wild Flowers, by Margaret Armstrong Leaves have 3 main veins Western Washington University Herbarium (http://www.pnwherbaria.org

22 Deerbrush Chaparral Shrub Sclerophyllous leaves

23 Honey Mesquite Perennial Native Pinately Compound Leaves Utah Valley State College Herbarium (http://www.pnwherbaria.org

24 Honey Mesquite Legume Shrub of SW Desert Nutritious Seed Pods

25 Juniper Perennial Native Leaves look like overlapping scales University of Idaho Stillinger Herbarium (http://www.pnwherbaria.org

26 Juniper Invasive on rangelands Important winter wildlife habitat Evergreen (non-deciduous)

27 Saltcedar Perennial Introduced as ornamental K. Launchbaugh Utah Valley State College Herbarium (http://www.pnwherbaria.org

28 Saltcedar Introduced as ornamental Highly invasive riparian plant. K. Launchbaugh

29 Shadscale Saltbrush Perennial Native Idaho Rangeland Resource Commission – drawing by Beverly Jaquish Alternate leaves University of Idaho Stillinger Herbarium (http://www.pnwherbaria.org

30 Shadscale Saltbrush Major plant of salt-desert shrub region Ovate or obovate leaves; circular like a rounded scale

31 Winterfat Perennial Native Suffrutescent (“half-shrub”) that dies back to woody base each season Montana State University Herbarium (http://www.pnwherbaria.org

32 Winterfat Important half-shrub for winter forage value Enrolled leaf margin Hairy leaf surface


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