Weeds of the westThe Western Society of Weed Science in cooperation with the Western United States Land Grant Universities Cooperative Extension Services, 1991 - Gardening - 630 pages Learning to identify unwanted plants around the home, farm or ranch will be much easier with this book published by the Western Society of Weed Science and co-sponsored by the Cooperative Extension of the United States. Weeds of the West will help you identify weeds that compete with native plants, horticultural and agricultural crops, as well as those that can poison livestock and people. |
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LibraryThing Review
User Review - drjvrichardsonjr - LibraryThingA weed is defined as: "A plant that interferes with management objectives for a given area of land at a given point of time," according to J. M. Torell, p. ix. A one page introduction is really to ... Read full review
Contents
Cashew Anacardiaceae | 14 |
Dogbane Apocynaceae | 29 |
Sunflower Asteraceae 42 | 135 |
Copyright | |
25 other sections not shown
Other editions - View all
Weeds of the West Larry C. Burrill,Steven A. Dewey,B. E. Nelson,David W. Cudney,Richard D. Lee,Robert Parker No preview available - 1998 |
Common terms and phrases
12 inches long Achenes Asteraceae Sunflower family awns axils basal base biennial bracts branches Brassicaceae bristles calyx capsule clusters common creeping cultivated fields deeply lobed dense erect Eurasia Fabaceae feet tall first flat flattened fleshy Flowering heads flowers flowers are borne foxtail fruit green growing hairs hairy herbicides inch wide inches tall inflorescence introduced from Europe Iuly knapweed lance-shaped leaf axils Leaf blades leaflets Leaves are alternate ligule livestock margins maturity milkweed morningglory narrow native of Europe nightshade panicle pastures perennial petals petioles pigweed pink pistillate plant Poaceae Grass family pods poisonous proso millet prostrate purple racemes rangeland ray flowers reproducing by seed rhizomes roadsides roots rosette Scrophulariaceae seedling sepals slender smooth soils Solanaceae species spikelets spikes spines spiny spreading stalks stamens stems taproot terminal thistle toothed University of Wyoming upper leaves usually waste areas western Wild winter annual woolly yellow flowers Yellow starthistle