dicotyledon


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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 ?
As regards to purpose of experiment, that was finding NLP phytotoxins in 4 isolated of pest-stricken pea plants from province of Lorestan and since obtained phytotoxins were active just on dicotyledon plants, Act extracellular, caused rapid activate of defense cell response and leads cell to necrotic and death (Garcia et al.
Bibliography of systematic wood anatomy of dicotyledons.
Availability of Cenchrus ciliaris forage was not affected between July and October, while changes in DM accumulation rate and supply of dicotyledon and other grasses were observed in that period.
Ecology of Sydney plant species Part 2: dicotyledon families Asteraceae to Buddlejaceae.
A cladogram constructed based on multiple sequence alignments of the polyproteins of BCMV-NL4 and 54 other viruses using the Neighbour-Joining method (25) with BrSMV as the outgroup, showed that BCMV-NL4 is most closely related to BCMV-NL1, and was clustered with the other strains and isolates of BCMV into a broader group of potyviruses infecting legumes and other dicotyledons plants (Figure 3).
Although there is no consensus concerning the precise phylogenetic position of the monocots within the angiosperms (Angiosperm Phylogeny Group (APG), 2003), most studies suggest that the monocots are diverged from a common ancestor with a basal dicotyledon (dicot) group.
For studying allelopatic effect of Nerium oleander, on the germination of seed and growth of seedling of selected monocotyledon (Hordeum vulgare) and dicotyledon (Vicia sativa) were examined.
This gene exists only in dicotyledon (Halford and Hardie, 1998).
271 species in 34 dicotyledon and seven monocotyledon families are host of TSWV (Edwarson & Christie 1986).
Systematic, ecological, and evolutionary aspects of dicotyledon wood.
The triarchy observed in Chamaesyce and Euphorbia species seem to be slightly frequent in dicotyledon according to the author.