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Dahlias are members of the Asteraceae (synonym name: Compositae) family of dicotyledonous plants, [4] its relatives include the sunflower, daisy, chrysanthemum, and zinnia. There are 49 species of dahlia, [4] with flowers in almost every hue (except blue), with hybrids commonly grown as garden plants.
Dahlias tend to attract quite a bit of insects, some which are dangerous and harmful to their survival. Insects like slugs, earwigs, the red spider, snails, caterpillars, aphids, and thrips threaten dahlias because they can eat the petals, leave slime trials, leave tattered petals, etc. Dahlias can also become infected with the following diseases: Sclerotinia disease, fungal diseases, mildew ...
The fully double flowers are as large as 8 in. wide (20 cm) and enjoy elongated petals. This Dahlia belongs to the Semi-Cactus Dahlias classification and won the Award of Garden Merit of the Royal Horticultural Society in 1996. Plant Profile: Height: 56 in. (140 cm); Spread: 45 cm (18 in); Hardiness: Half hardy
Scientific Name Chromosome Count Distribution D. campanulata Saar, Sørensen, & Hjerting: 2n = 32: Mexico (Guerrero and Oaxaca) D. excelsa Bentham : 2n = 32: Mexico D. imperialis Rozel ex Ortgies: 2n = 32: Mexico, Belize, Guatemala, Honduras, El Salvador, Nicaragua, Costa Rica, Panama and south into Colombia and Ecuador D. tenuicaulis Sørensen ...
Since the first printing of Carl Linnaeus's Species Plantarum in 1753, plants have been assigned one epithet or name for their species and one name for their genus, a grouping of related species. [1] Many of these plants are listed in Stearn's Dictionary of Plant Names for Gardeners .
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.
This is a list of plants organized by their common names. However, the common names of plants often vary from region to region, which is why most plant encyclopedias refer to plants using their scientific names, in other words using binomials or "Latin" names.
Each family's formal name ends in the Latin suffix -aceae and is derived from the name of a genus that is or once was part of the family. [ 3 ] The table below contains seed-bearing families from Plants of the World by Maarten J. M. Christenhusz (lead author), Michael F. Fay and Mark W. Chase , with two updated families [ a ] from Plants of the ...