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The first plant was called Dahlia pinnata after its pinnate foliage; the second, Dahlia rosea for its rose-purple color. In 1796, from the parts sent by Cervantes, Cavanilles flowered a third plant, which he named Dahlia coccinea for its scarlet color. In 1798, Cavanilles sent D. pinnata seeds to Parma, Italy.
Dahlia pinnata is a perennial herbaceous plant with a rhizome and tuberous roots, reaching a height of 70 to 120 centimetres (28 to 47 inches), rarely 160 cm. The stem is erect, and branched only in the inflorescence. The leaves are usually simple, with leaflets that are ovate and 5–10 centimetres (2–4 in) long. The plant is slightly shaggy.
There are 42 accepted species of flowering plants in the genus Dahlia, according to The Plant List. [1] The sectional classification of Dahlia sensu Sørensen (1969) [ 2 ] as updated by Saar et al. (2003) [ 3 ] and Hansen (2004) [ 4 ] and (2008) [ 5 ] is as follows (excluding infraspecific taxa);
The horticultural cultivation of the dahlia plant has resulted in over 57,000 registered cultivars of dahlia. [1] Several of them are listed below. In North America the American Dahlia Society [2] is responsible for the process of accepting a named variety as a cultivar. They also publish the list of currently found Dahlia Cultivars in North ...
After some Dahlia species were brought from Mexico to Europe in the 16th century, D. imperialis was first described in 1863 by Benedikt Roezl (1823–1885), the great Czech orchid collector and traveller who, ten years later (in 1872–73), embarked on a plant odyssey through the Americas.
Dahlia coccinea is a species of flowering plant in the daisy family Asteraceae. Its common name is red dahlia , although the flowers can be orange or occasionally yellow, as well as the more common red.
The simpler form (single or semi-double) [1] [3] of the flower makes the nectar and pollen more accessible to pollinating insects. [4] A seed strain has been produced from this plant called 'Bishops Children', they retain the dark foliage colour but produce a mix of flower colours and flower shapes from single to semi-double flowers in ...
Dahlia tenuicaulis is a species of flowering plant in the family Asteraceae. A so-called "tree dahlia", its flowers are 8 centimetres (3 inches) wide. [ 1 ] Native to the mountains of southern Mexico, [ 2 ] it is occasionally available from commercial suppliers.
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