dicotyledon


Also found in: Dictionary, Thesaurus, Medical, Wikipedia.

dicotyledon

1. any flowering plant of the class Dicotyledonae, normally having two embryonic seed leaves and leaves with netlike veins. The group includes many herbaceous plants and most families of trees and shrubs
2. primitive dicotyledon. any living relative of early angiosperms that branched off before the evolution of monocotyledons and eudicotyledons. The group comprises about 5 per cent of the world's plants

dicotyledon

[‚dī‚käd·əl′ēd·ən]
(botany)
Any plant of the class Magnoliopsida, all having two cotyledons.
References in periodicals archive ?
In the monocotyledons, the term etagen/storied relates to the arrangement of cells of the lateral meristem (etagen meristem) and the cork tissue (storied cork) as visible in transverse plane (Cheadle, 1937; Rudall, 1991; Donoghue, 2005; Evert, 2006; Verma & Khosa, 2012), while in the dicotyledons, it refers to the stratified arrangement of cells of the vascular cambium (Fig.
2003), "herbicide-binding cooperativity to the ACCase is the only kinetic property that differentiates naturally" or in "selected insensitive ACCases [found in other monocotyledons, dicotyledons, or other species such as bacteria and animals] from the typical sensitive [isoform] found in grasses.
Typical plants used to indicate biotoxicity include a range of monocotyledons and dicotyledons.
Tension wood is formed by woody dicotyledons to generate the force necessary for reorientation of branches and stems following gravistimulation or loss of apical dominance.
This procedure is limited to those plants, mostly dicotyledons (thus not the major cereal crops), that the bacterium can infect.
3+]) to bivalent that occurs through the proton leakage (This strategy can be found in other monocotyledon and dicotyledons plants) [25].
The non-taxonomic group of taxa with phytotelmata is represented by members of at least 29 plant families (Fish 1983), mostly monocotyledons, but some dicotyledons can form treeholes.
Pectins are a family of complex polysaccharides mainly present in the primary cell walls and intercellular regions of dicotyledons [8].
of Calcutta) introduce this treatment of those plant genera not covered in volume I-C, which dealt exclusively with dicotyledons.
diversifolia is not particularly consistent with most reported works on woody dicotyledons (Esau, 1945, 1965, 1977, Dutta 1981) (figs 1C-F).
Hickey LJ (1973) Classification of the architecture of Dicotyledons leaves.