Lingbi Scholar's Rock – National Arboretum, Washin… Tree's Company – National Arboretum, Washington DC Reaching Beyond Winter – National Arboretum, Washi… Bonsai Pomegranate Tree – National Arboretum, Wash… Bonsai Japanese Needle Juniper – National Arboretu… Bonsai Chinese Elm – National Arboretum, Washingto… Bonsai Camellia Flower – National Arboretum, Washi… Bonsai Cedar Elm – National Arboretum, Washington… Bonsai Foemina Juniper Grove – National Arboretum,… Bonsai California Juniper – National Arboretum, Wa… Bonsai Foemina Juniper – National Arboretum, Washi… Bonsai Eastern White Cedar – National Arboretum, W… Bonsai Trident Maple – National Arboretum, Washing… Bonsai Sargent's Juniper – National Arboretum, Was… Lijiang River in Spring – National Arboretum, Wash… Lilacs in the Forest – National Arboretum, Washing… Azaleas in the Rain – National Arboretum, Washingt… Florida Azaleas – National Arboretum, Washington D… Roman Candles – National Arboretum, Washington D.C… Japanese Black Pine – National Arboretum, Washingt… Pine Cones – National Arboretum, Washington D.C. Moon Orchid – National Arboretum, Washington D.C. Royal Burgundy Cherry Blossoms – National Arboretu… Bonsai Kurume Azalea – National Arboretum, Washing… Low Hanging Fruit – National Arboretum, Washington… Bonsai Bird's Nest Spruce – National Arboretum, Wa… Nature's Lantern – National Arboretum, Washington… Japanese Camellia – National Arboretum, Washington… A Bower of Lilacs – National Arboretum, Washington… Duckies on the Dashboard Bonsai European Olive Trees – National Arboretum,… Bees Rampant on a Field Argent Supporting a Peony… Bonsai Japanese Wisteria – National Arboretum, Was… Bonsai Western Yellow Pine – National Arboretum, W… Bonsai Trident Maple – National Arboretum, Washing… Cherry Blossom Pink – National Arboretum, Washingt… A Three Ring Circle – Ikebana Exhibition, National… Dandelion Parachute Ball – National Arboretum, Was… Bonsai Chinese Quince – National Arboretum, Washin… Peacock Feathers and Baskets – Ikebana Exhibition,… Torch Azalea – Asian Collection, National Arboretu… Calla Lily Arrangement – Ikebana Exhibition, Natio… Pink Lilies – Ikebana Exhibition, National Arboret… Bonsai English Hawthorn – National Arboretum, Wash… The Coppertone Furl – Ikebana Exhibition, National… Tongues of Fire – Ikebana Exhibition, National Arb… "Leucantha" Japanese Camellia – Asian Collection,… Camellias and Parasols – Ikebana Exhibition, Natio… Cherry Branch – Ikebana Exhibition, National Arbor… Yoshino Cherry Blossoms – National Arboretum, Wash… Stargazer Lily – Ikebana Exhibition, National Arbo… Tulips Blowin' in the Wind – National Arboretum, W… Daffodils – National Arboretum, Washington DC Keowee Newberry – National Arboretum, Washington D… The Big Bang Theory – National Arboretum, Washingt… Potinara Hoku Gem – National Arboretum, Washington… Rose Hip – National Arboretum, Washington DC Sunflower Burst – National Arboretum, Washington D… Lilies on the Rocks – National Arboretum, Washingt… Japanese Maple – National Arboretum, Washington DC Tiny Hope Asian Lilies – National Arboretum, Washi… Laying Her Eggs – National Arboretum, Washington D… Leatherleaf Mahonia – National Arboretum, Washingt… "Pork and Beans" – National Arboretum, Washington… Don Quixote Tilting at the Windmills – National Ar… Bonsai Trident Maple – National Arboretum, Washing… Yellow Chrysanthemum – National Arboretum, Washing… Standing Guard – National Arboretum, Washington DC Hairy Legs – National Arboretum, Washington DC The Last Leaves – National Arboretum, Washington D… Bonsai Toringo Crabapple – National Arboretum, Was… Maelstrom in a Dahlia – National Arboretum, Washin… Soap Aloe Flowers – National Arboretum, Washington… Pal Joey – National Arboretum, Washington DC Soap Aloe – National Arboretum, Washington DC Dahlia Grande Colima – National Arboretum, Washing… Palmarosa – National Arboretum, Washington DC Japanese Onion – National Arboretum, Washington DC Salvia Vanhouttei 'Caroline' – National Arboretum,… Bonsai Bald Cypress – National Arboretum, Washingt… Ladybug Bonsai Japanese Maples – National Arboretum, Washi… Bonsai Bald Cypress – National Arboretum, Washingt… Bonsai Cedar Elm – National Arboretum, Washington… St-Tropez Chrysanthemum – National Arboretum, Wash… The Canonical Golden Leaves Shot – National Arbore… Bonsai Japanese Maple – National Arboretum, Washin… Hooray for the red, green and blue! – National Arb… Bonsai Japanese Beech – National Arboretum, Washin… The Sun Shines Bright on the Old Kentucky Yellowwo… Bonsai Nepal Firethorn – National Arboretum, Washi… Bonsai Ginkgo – National Arboretum, Washington DC Bonsai Japanese Beech – National Arboretum, Washin… Chrysanthemum Stone – National Arboretum, Washingt… Gone Fishing – National Arboretum, Washington DC Camellia Surfing – National Arboretum, Washington… Bonsai California Juniper – National Arboretum, Wa… Katydid – National Arboretum, Washington DC "Little Gem" Magnolia Flower – National Arboretum,… "Little Gem" Magnolia Pod – National Arboretum, Wa… Crepe Myrtle – National Arboretum, Washington DC Brushing the Sky – National Arboretum, Washington… Bonsai Pitch Pine – National Arboretum, Washington… La Mouche aux Camélias – National Arboretum, Washi… Ailanthus Webworm Moth – National Arboretum, Washi… Green Fly, Yellow Flower – National Arboretum, Was… Jabberwocky – National Arboretum, Washington DC Porcelain Berries – National Arboretum, Washington… Shutterbugs – National Arboretum, Washington DC Purple Aster – National Arboretum, Washington DC The Old Crab Apple Tree – National Arboretum, Wash… Windswept – National Arboretum, Washington DC Field of Gold – National Arboretum, Washington DC The Smoketree in Autumn – National Arboretum, Wash… Prickly Pear #1 – National Arboretum, Washington D… Blue Curls – National Arboretum, Washington DC Japanese Maple – National Arboretum, Washington DC Excelsior! – National Arboretum, Washington DC Prickly Pear #2 – National Arboretum, Washington D… Bonsai Japanese Zelkova – National Arboretum, Wash… Orange Orchids – National Arboretum, Washington DC Camellia Arrangement – National Arboretum, Washing… Carousel Painted Panel #2 – Glen Echo Park, Maryl… Power Flowers – Georgetown, Washington DC Photo Finish – Glen Echo Park, Maryland