Theodor D. Leininger's Images
Title: Principal Research Plant PathologistOrganization: USDA Forest Service
Country: United States
Web: http://www2.srs.fs.fed.us/cbhr/html/default.stm
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| 18 Images of 14 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 3046075 | sycamore dieback | crown thinning | |
| 3047017 | Spiculosa canker | Phellinus spiculosa | |
| 3046085 | cottonwood leaf curl mite | Aculus lobulifera | |
| 3046077 | bacterial leaf scorch | Xylella fastidiosa | symptoms in sycamore plantation |
| 3047014 | carpenterworm | Prionoxystus robiniae | damage to butt log |
| 3047008 | Armillaria root rot | Armillaria tabescens | at base of young oak |
| 3046070 | oyster mushroom | Pleurotus ostreatus | |
| 3047012 | Armillaria root rots | Armillaria spp. | white fungal mat under bark |
| 3047019 | weeping conk | Inonotus dryadeus | old conk on root flare |
| 3046074 | sycamore dieback | bark removed to show stained cambial tissue compare to image 3046076 | |
| 3046099 | Phomopsis cankers and twig blights | Phomopsis spp. | |
| 3047013 | Armillaria root rots | Armillaria spp. | white fungal mat under bark |
| 3046098 | Phomopsis cankers and twig blights | Phomopsis spp. | |
| 3046088 | paraquat | stem swelling caused by paraquat | |
| 3046094 | rusts | ||
| 3047001 | triclopyr | Triclopyr (rice herbicide) damage | |
| 3047007 | lion's mane hericium | Hericium erinaceus | White River National Wildlife Refuge, Arkansas USA |
| 3046076 | sycamore dieback | healthy cambium compare to image 3046074 |
