monocotyledon

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Related to Monocotyledones: Monocotyledoneae

monocotyledon

any flowering plant of the class Monocotyledonae, having a single embryonic seed leaf, leaves with parallel veins, and flowers with parts in threes: includes grasses, lilies, palms, and orchids

monocotyledon

[¦män·ə‚käd·əl′ēd·ən]
(botany)
Any plant of the class Liliopsida; all have a single cotyledon.
References in periodicals archive ?
Palms (Arecaceae) form a systematically isolated group within Monocotyledones (Uhl & Dransfield, 1987; Duvall et al., 1993) and have fossil record going back to the early Upper Cretaceous (Daghlian, 1981; Muller, 1981; Uhl & Dransfield, 1987).
The position of Najas within the subclass Alismatidae (Monocotyledones) in the light of new evidence from seed coat structures in the Hydrocharitoideae (Hydrocharitales).
Embryologic vegetal - les idees meconnues de Henri Baillon sur las structure de l'embryon des Monocotyledones. Compt.
Considerations taxonomiques au sujet des Haemodoraceae et des Hypoxidaceae (Monocotyledones).