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marigold,any plant of the genus Tagetes of the family Asteraceae (asteraster
[Gr.,=star], common name for the Asteraceae (Compositae), the aster family, in North America, name for plants of the genus Aster, sometimes called wild asters, and for a related plant more correctly called China aster (Callistephus chinensis
..... Click the link for more information. family), mostly Central and South American herbs cultivated elsewhere as garden flowers. The two common species of marigold, both annuals, are distinguished as African, or Aztec (T. erecta), and French (T. patula) although both are native to Mexico and Guatemala. The African commonly has large yellow or orange flower heads and the strong-scented foliage typical of the genus, but an odorless kind has been developed; the French has smaller flower heads, single or double, usually two tones of yellow or orange and red. Other plants sharing the name marigold include marsh marigoldmarsh marigold,
perennial spring-blooming Old World and North American plant (Caltha palustris) of the family Ranunculaceae (buttercup family), found in wet places. It has rounded glossy leaves and large buttercuplike flowers of bright and shining yellow.
..... Click the link for more information. (in the buttercupbuttercup
common name for the Ranunculaceae, a family of chiefly annual or perennial herbs of cool regions of the Northern Hemisphere. Thought to be one of the most primitive families of dicotyledenous plants, the Ranunculaceae typically have a simple
..... Click the link for more information. family), bur marigoldbur marigold
common name for any species of Bidens, a genus of chiefly weedy North American plants of the family Asteraceae (aster family) with two-pronged burlike fruits (achenes) that have gained various species such additional names as
..... Click the link for more information. , and pot marigold (see calendulacalendula
, any species of the genus Calendula, Old World plants of the family Asteraceae (aster family). The common calendula (C. officinalis), an annual with yellow to deep orange flower heads produced through a long blooming season, was a popular garden flower
..... Click the link for more information. ). Marigolds are classified in the division MagnoliophytaMagnoliophyta
, division of the plant kingdom consisting of those organisms commonly called the flowering plants, or angiosperms. The angiosperms have leaves, stems, and roots, and vascular, or conducting, tissue (xylem and phloem).
..... Click the link for more information. , class Magnoliopsida, order Asterales, family Asteraceae.
(Tagetes), a genus of annual or perennial grasses of the Compositae family. The height of the plant is 70–80 cm, the leaves are pinnate; the flowers are yellow, orange, and dark brown. There are more than 35 species in South and North America (from Argentina to Arizona). In the USSR there is one imported species (in western Transcaucasia). Most widely distributed are the French marigold (T. patula), a low plant with a distinctive smell and yellow or reddish yellow flowers, cultivated as a decorative annual, and the dwarf marigold (T. signata), which has fernlike finely cleft verdure and is used in floriculture for low borders, as is T. erecta, a tall plant with few branches.