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Steve Dewey's Images

Title: Extension Weed Specialist
Organization: Utah State University
Unit: Plants, Soils, and Biometeorology Dept
Country: United States
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10 Images of 9 Subjects View Subject List View Image Details View Thumbnails

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Image Subject Name Scientific Name Description
1459368 European stinging nettle Urtica dioica ssp. dioica Stinging trichomes
1459033 barnyardgrass Echinochloa crus-galli Leaf collar region
1459085 cheatgrass Bromus tectorum Ligule
1459244 johnsongrass Sorghum halepense Leaf collar region
1459302 prickly lettuce Lactuca serriola Prickles
1459660 yellow starthistle Centaurea solstitialis winged stem margins
1459239 johnsongrass Sorghum halepense Ligule
1459723 bull thistle Cirsium vulgare Spines
1459515 rose Rosa spp. Thorns
1459179 jointed goatgrass Aegilops cylindrica auricles

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