William M. Ciesla's Images
Title: OwnerOrganization: Forest Health Management International
Unit: Fort Collins, CO.
Country: United States
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Bill Ciesla is a forest health specialist and owner of Forest Health Management International, a consulting company based in Fort Collins, CO. Bill received his undergraduate and graduate degrees in forestry and forest entomology from the State University of New York, College of Environmental Science and Forestry at Syracuse University, Syracuse, NY. He has held assignments with USDA Forest Service as a forest entomologist and forest health program manager in Asheville, NC, Pineville, LA, Missoula, MT, Davis, CA, Fort Collins, CO and Portland, OR. From 1990 to 1995, he served as Forest Protection Officer for the Food and Agriculture Organization in Rome, Italy. His areas of interest include biology and management of forest insects and diseases and the use of remote sensing for forest damage assessment Bill is an avid photographer, specializing in close ups of insects and wildflowers and of forest damage. |
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Foliage(X)
| 27 Images of 21 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 1254081 | ponderosa pine | Pinus ponderosa | Normal needle cast on ponderosa pine in autumn. |
| 3948076 | mistletoes | Tapinanthus spp. | Close up of foliage and flowers, south of Mombasa, Kenya |
| 5466727 | Canadian lousewort | Pedicularis canadensis | |
| 5466716 | highland doghobble | Leucothoe fontanesiana | |
| 5460149 | mistletoe | Ligaria cuneifolia | |
| 5382410 | snow-on-the-mountain | Euphorbia marginata | Flowers and foliage |
| 5382411 | snow-on-the-mountain | Euphorbia marginata | Flowers and foliage |
| 5176052 | prickly pear | Opuntia wentiana | December 2006 |
| 5175064 | chusquea bamboo | Chusquea spp. | Stems and foliage, VIII Region Chile |
| 5175067 | botellita | Mitraria coccinea | Flowers and foliage, Chile |
| 5176039 | foliar nematode | Subanguina chilensis | Foliar damage attributed to nematode infestation, VIII Region, Chile |
| 5176040 | roble beech | Nothofagus obliqua | Foliage, X Region, Chile |
| 1428138 | golden oak of Cyprus | Quercus alnifolia | Acorns and foliage. This small tree is endemic to southern Cyprus. |
| 3948087 | white leadtree | Leucaena leucocephala | Flowers and foliage. |
| 3948031 | neem | Azadirachta indica | Foliage and fruits |
| 3948042 | neem | Azadirachta indica | Woman examining neem foliage. |
| 1428092 | tamarisk | Tamarix spp. | Close-up of foliage and flower, Glenwood Canyon |
| 1428098 | leafy spurge | Euphorbia esula | Foliage of leafy spurge at peak of fall coloring. |
| 1428120 | quaking aspen | Populus tremuloides | Close-up of aspen leaves at peak of fall color; The red color shown here is somwhat unusual for quaking aspen, which usually turns a bright yellow color. |
| 1428003 | sacred fir | Abies religiosa | Early symptoms of photo oxidant injury near Mexico City on older foliage. |
| 1428004 | sacred fir | Abies religiosa | Advanced symptoms of photo oxident injury on sacred fir near Mexico City consisting of loss of older foliage and browning of one year old foliage. |
| 1428005 | sacred fir | Abies religiosa | Healthy foliage, near Mexico City |
| 1428091 | Russian-olive | Elaeagnus angustifolia | Close-up of foliage |
| 1428020 | sacred fir | Abies religiosa | Close up of healthy foliage |
| 3943095 | golden oak of Cyprus | Quercus alnifolia | Acorn and foliage of golden oak, a species endemic to the Republic of Cyprus. |
| 3943096 | Greek strawberry tree | Arbutus andrachne | Foliage and fruit of a species of strawberry tree endemic to the island of Cyprus. |
| 3948072 | Egyptian Thorn | Acacia nilotica | Flowers and foliage |
