| Agave |
Agave sp. |
| Alder |
Alnus sp. |
| Almond |
Prunus sp. |
| American linden |
Tilia americana L. |
| Anaqua |
Ehretia anacua (Teran & Bert.) I.
M. Johnst. |
| Apple |
Malus sp. |
| Arrow arum |
Peltandra sp. |
| Ash |
Fraxinus sp. |
| Ash, black |
Fraxinus nigra Marsh. |
| Ash, green |
Fraxinus pennsylvanica Marsh. |
| Ash, water |
Fraxinus caroliniana Mill. |
| Aspen |
Populus sp. |
| Baldcypress |
Taxodium distichum (L.) Rich. |
| Basswood |
Tilia sp. |
| Bayberry |
Myrica sp. |
| Beech |
Fagus grandifolia Ehrh. |
| Bermuda grass |
Cynodom dactylon (L.) Pers. |
| Birch |
Betula sp. |
| Birch, paper |
Betula papyrifera Marsh. |
| Blackberries |
Rubus sp. |
| Blueberries |
Vaccinium sp. |
| Bulrush |
Scirpus sp. |
| Butternut |
Juglans cinerea L. |
| Buttonbush |
Cephalanthus occidentalis L. |
| Cabbage |
Brassica sp. |
| Cactus |
Cactaceae |
| Catalpa |
Catalpa sp. |
| Catclaw |
Acacia sp. |
| Cedar |
x |
| Cherries |
Prunus sp. |
| Cherry, wild |
Prunus sp. |
| China tree |
Koelreuteria sp. |
| Cissus |
Cissus sp. |
| Coontail |
Ceratophyllum demersum L. |
| Corn |
Zea mays L. |
| Cottonwood |
Populus sp. |
| Cottonwood, black |
Populus trichocarpa Torr. &
Gray |
| Crabgrass |
Digitaria sp. |
| Creosote bush |
Larrea tridentata (DC.) Cov. |
| Crowberries |
Empetrum sp. |
| Currant |
Ribes sp. |
| Cypress |
x |
| Dogwood |
Cornus sp. |
| Douglas fir |
Pseudotsuga menziesii (Mirb.)
Franco |
| Duckweed |
Lemna sp. |
| Ebony |
Diospyros sp. |
| Elderberry |
Sambucus sp. |
| Elm |
Ulmus sp. |
| Elm, American |
Ulmus americana L. |
| Fig |
Ficus sp. |
| Fir |
Abies sp. |
| Fir, balsam |
Abies balsamea (L.) Mill. |
| Fir, red |
Abies magnifzca A. Murr. |
| Fir, subalpine |
Abies lasiocarpa (Hook.) Nutt. |
| Fir, white |
Abies concolor (Gord. & Glend.) Lindl. |
| Grapes, wild |
Vitis sp. |
| Gum, black |
Nyssa sylvatica Marsh. |
| Gum, sour |
Nyssa sp. |
| Hackberry |
Celtis sp. |
| Hazelnut |
Corylus sp. |
| Hemlock |
Tsuga sp. |
| Hickory |
Carya sp. |
| Hickory, bitternut |
Carya corditbrmis (Wangenh.) K. Koch |
| Holly |
Ilex sp. |
| Honeysuckle |
Lonicera sp. |
| Huisache |
Acacia tarnesiana (L.) Willd. |
| Ironwood |
Olneya tesota Gray |
| Juniper |
Juniperus sp. |
| Larch |
Larix sp. |
| Larch, western |
Larix occidentalis Nutt. |
| Lettuce |
Lactuca sp. |
| Loganberries |
Rubus sp. |
| Magnolia |
Magnolia sp. |
| Maize |
Zea mays L. |
| Maple |
Acer sp. |
| Maple, red |
Acer rubrum L. |
| Maple, silver |
Acer saccharinum L. |
| Mescal |
Agave sp. |
| Mesquite |
Prosopis sp. |
| Millet |
Setaria sp. |
| Mistletoe |
Phoradendron sp. |
| Oak |
Quercus sp. |
| Oak, black |
Quercus velutina Lam. |
| Oak, blackjack |
Q. marilandica Muenchh. |
| Oak, bur |
Q. macrocarpa Michx. |
| Oak, cherrybark |
Q. _talcata var. pagodaetolia Ell. |
| Oak, live |
Q. virginiana Mill. |
| Oak, overcup |
Q. lyrata Walt. |
| Oak, pin |
Q. palustris Muenchh. |
| Oak, red |
Quercus sp. |
| Oak, white |
Q. alba L. |
| Oats |
Avena sp. |
| Palmetto |
Sabal sp. |
| Palo Verde |
Cercidium sp. |
| Pear |
Pyrus sp. |
| Pecan |
Carya illinoensis (Wang.) K. Koch |
| Pepper, red |
Capsicum sp. |
| Pigweed |
Chenopodium sp. |
| Pine |
Pinus sp. |
| Pine, Bishop |
Pinus muricata D. Don. |
| Pine, Jeffrey |
P. jeffreyi Grev. & Balf. |
| Pine, loblolly |
P. taeda L. |
| Pine, lodgepole |
P. contorta Dougl. |
| Pine, longleaf |
P. palustris Mill. ' |
| Pine, Monterey |
P. radiata D. Don |
| Pine, pinyon |
P. edulis Engelm. |
| Pine, ponderosa |
P. ponderosa Laws. |
| Pine, shortleaf |
P. echinata Mill. |
| Pine, slash |
P. elliotti Engelm. |
| Pine, sugar |
P. lambertiana Dougl. |
| Pine, white |
P. strobus L. |
| Poison ivy |
Rhus radicans L. |
| Poison oak |
Rhus diversiloba T. & G. |
| Pokeberry |
Phytolacca americana L. |
| Pondweed |
Potamogeton sp. |
| Poplar |
Populus sp. |
| Poplar, balsam |
Populus balsamifera L. |
| Prunes |
Prunus sp. |
| Ragweed |
Ambrosia sp. |
| Raspberries |
Rubus sp. |
| Red heart fungus |
Fomes sp. |
| Redwood |
Sequoia sempervirens (D. Don.) Endl. |
| Retama |
Retama sp. |
| Sago pondweed |
Potamogeton pectinatus L. |
| Saguaro cactus |
Carnegiea gigantea (Engelm.) Britt. &
Rose |
| Salmonberries |
Rubus spectabilis Pursh. |
| Sawgrass, tall |
Cladium sp. |
| Screwbean |
Prosopis sp. |
| Serviceberries |
Amelanchier sp. |
| Skunk cabbage |
Symplocarpus foetidus (L.) Nutt. |
| Smartweed |
Polygonum sp. |
| Snowberries |
Symphoricarpos sp. |
| Sorghum |
Sorghum sp. |
| Spruce |
Picea sp. |
| Spruce, Engelmann |
Picea engelmannii Parry |
| Spruce, Sitka |
Picea sitchensis (Bong.) Carr. |
| Strawberries |
Fragraria sp. |
| Sumac |
Rhus sp. |
| Sunflower |
Helianthus sp. |
| Sweetgum |
Liquidambar styraciflua L. |
| Sycamore |
Platanus sp. |
| Tamarac |
Larix laricina (Du Roi) K. Koch |
| Tulip?poplar |
Liriodendron tulipifera L. |
| Tupelo |
Nyssa sylvatica Marsh. |
| Virginia creeper |
Parthenocissus quinquefolia L. |
| Walnut |
Juglans sp. |
| Water stargrass |
Heteranthera dubia (Jacq.) MacM. |
| Wax?myrtle |
Myrica cerifera L. |
| Wheat |
Triticum sp. |
| Widegon grass |
Ruppia maritima L. |
| Wild celery |
Vallisneria americana Michx. |
| Willow |
Salix sp. |
| Willow, black |
Salix nigra Marsh. |
| Yucca |
Yucca sp. |
|