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St. john's wort (hypericum perforatum) in the meadow
Large mound of bright golden yellow and green variegated foliage of Spindle Euonymus 'Emerald 'n' Gold'
closeup of the bright yellow foliage of 'White Gold' bleeding heart. Lamprocapnos Dicentra spectabilis. High quality photo
Dasiphora fruticosa at Jackson (Jackson Hole) in Teton County, Wyoming. This was originally known as potentilla.
Yellow evening primrose flowers in the garden.
Hellebore blossoms - 'Cinderella' and 'Silvermoon'
Close-up of white crown flower or giant Indian milkweed
Oxalis pes-caprae, also known as Bermuda buttercup, African wood-sorrel, Bermuda sorrel, Buttercup oxalis, Cape sorrel, English weed, Sourgrass and Soursop, is a species of flowering plant in the wood sorrel family Oxalidaceae. When the sun is shining, the flowers are open and, without the sunlight, the flowers are closed. (Please, see the last photo #9144.)  \nThe plant has become a pest plant in many parts of the world that is difficlt to eradicate, because of how it propagates through underground bulbs.
Yellow Ixora with green leaf
Closeup of buttercup weeds taking over a backyard.
Helleborus Niger (black hellebore) flowers close-up. early spring flowers. spring floral background.
Lysimachia punctata - Gilbweiderich in the garden
Chinese hypericum is a Hypericaceae plant that produces bright yellow five-petaled flowers with many long stamens in early summer.
Close up of Euphorbia
Bright yellow of Allamanda Cathartica flowers, common name are Golden Trumpet, Common Trumpet Vine, and Yellow Allamanda. This plant is Brazil origins but now is popular worldwide in tropical climate.
Thermopsis Lanceolata (Thermopsis Lupinoides, Fuchsbohne, falsche Lupine, Goldlupine).
Thymus citriodorus plant top view. Lemon or citrus thyme decorative bush with variegated leaves.
Swamp Sunflowers in Bright Sunlight Creates a Colorful Summer/Autumn Background
Beautiful blooming clematis mountain plant outdoors on sunny day
Cruachan Mountains
Beautiful white Rhododendron flower in the garden. Spring flowers.
One of those wild flowers that is so often found in gardens that it might have been planted there - but it needs no encouragement. All-over design will suit as a patterned background. (This flower also comes in pink.) .
Dendrobium Grandiflorum Yellow
Eranthis hyemalis - Winterling
Euphorbia epithymoides cushion spurge bushy plant in bloom, sprintime ornamental garden bright yellow color flowering plant
Leaf
Myrtle spurge (Euphorbia myrsinites) flowers in bloom in winter.
Kerria japonica, commonly called Japanese kerria or Japanese rose, is a graceful, spring-flowering, deciduous shrub that is native to certain mountainous areas of Japan and China. It grows to 1-2m tall on slender, arching, yellowish-green stems. Single, five-petaled, as well as double petaled, yellow flowers bloom somewhat profusely in spring.
Yellow tulips tarda
Yellow Trillium, Great Smoky Mountains National Park, Tennessee; Trillium luteum;. yellow wakerobin is a spring wildflower with native populations in the Great Smokey Mountains and surrounding areas.
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