red osier dogwood, catalpa, prunus, silky dogwood, hackberry, shagbark hickory, serviceberry, yaupon, honeysuckles, evergreen huckleberry, ligustrum, inkberry, sword fern, burr oak, pinus, abies, marsh marigold, syringa, teasel, weeping beech, sumacs, toadflax, amelanchier, honey locust, glabra, picea, cotoneaster, thornless, spiderwort, euonymous, arrowwood, snowberry, swamp milkweed, oriental bittersweet, quaking aspen, concolor, bur oak, osage orange, maidenhair, barberry, bottlebrush, deciduous holly, chinkapin, crabapple, berberis, oxeye daisy, buttonbush, cryptomeria, meadow rue, scotch pine, ulmus, highbush cranberry, staghorn sumac, cedar elm, ironweed, flowering quince, spireas, bottlebrush buckeye, yaupon holly, andromeda, podocarpus, santolina, hoary cress, western larch, buttonwood, armillaria, subalpine fir, oenothera, liriodendron, magnolia grandiflora, schefflera, poison sumac, ginkgos, wax myrtle, asclepias, cistus, deodar cedar, wood sorrel, asparagus fern, cocklebur, pieris, woolly adelgid, cow parsnip, dieffenbachia, arbor vitae, eupatorium, monarda, sourwood, bayberry, bridal wreath, zelkova, cinquefoil, lehua, bellflower, tamarack, mahonia, acer saccharum, saxifrage, acer palmatum, potentilla, dawn redwood, toyon

elm, elm tree

chinewse elm, dwarf elm, ulmus pumila