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Rudbeckia laciniata is widely cultivated in gardens and for cut flowers. Numerous cultivars have been developed, of which 'Herbstsonne' ("Autumn sun") and 'Starcadia Razzle Dazzle' [9] have gained the Royal Horticultural Society's Award of Garden Merit. [10] [11] The cultivar 'Goldquelle' features double yellow, pom-pom blooms that are 8 cm ...
Floriculture is the study of the efficient production of the plants that produce showy, colorful flowers and foliage for human enjoyment in human environments. It is a commercially successful branch of horticulture and agriculture found throughout the world. Efficient production practices have been developed over the years, for the hundreds of ...
Plants used for cut flowers and cut greens are derived from many plant species and diverse plant families. Cut flower arrangements can include cut stems from annual plants, flower bulbs or herbaceous perennials, cut stems of evergreens or colored leaves, flowers from landscape shrubs, flowers that have been dried or preserved, fruit on tree branches, dried uniquely shaped fruit or stems from ...
Dazzle camouflage, also known as razzle dazzle (in the U.S.) or dazzle painting, is a family of ship camouflage that was used extensively in World War I, and to a lesser extent in World War II and afterwards. Credited to the British marine artist Norman Wilkinson, though with a rejected prior claim by the zoologist John Graham Kerr, it ...
19th-century illustration. Lily of the valley (Convallaria majalis / ˌ k ɒ n v ə ˈ l ɛər i ə m ə ˈ dʒ eɪ l ɪ s /), [2] sometimes written lily-of-the-valley, [3] is a woodland flowering plant with sweetly scented, pendent, bell-shaped white flowers borne in sprays in spring.
Jatropha curcas is a species of flowering plant in the spurge family, Euphorbiaceae, that is native to the American tropics, most likely Mexico and Central America. [2] It is originally native to the tropical areas of the Americas from Mexico to Argentina, and has been spread throughout the world in tropical and subtropical regions around the world, becoming naturalized or invasive in many ...
The genus Tibouchina was established by Aublet in 1775 in his Flora of French Guiana with the description of a single species, T. aspera, which is thus the type species. [10] [11] In 1885, in his treatment for Flora brasiliensis, Alfred Cogniaux used a broad concept of the genus, transferring into it many of the species at that time placed in Chaetogastra, Diplostegium, Lasiandra, Pleroma and ...
Camouflage is the use of any combination of materials, coloration, or illumination for concealment, either by making animals or objects hard to see, or by disguising them as something else. Examples include the leopard 's spotted coat, the battledress of a modern soldier, and the leaf-mimic katydid 's wings.