Cycadales


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Related to Cycadales: Coniferales
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Noun1.Cycadales - primitive tropical gymnosperms abundant in the Mesozoic, now reduced to a few scattered tropical forms
plant order - the order of plants
class Cycadopsida, Cycadophyta, Cycadophytina, Cycadopsida, subdivision Cycadophyta, subdivision Cycadophytina - palmlike gymnosperms: includes the surviving order Cycadales and several extinct orders; possibly not a natural group; in some systems considered a class (Cycadopsida) and in others a subdivision (Cycadophytina or Cycadophyta)
cycad family, Cycadaceae, family Cycadaceae - ancient palmlike plants closely related to ferns in that fertilization is by means of spermatozoids
family Zamiaceae, zamia family, Zamiaceae - a family of cycads often included in the family Cycadaceae: zamias
References in periodicals archive ?
El orden Cycadales es un grupo ancestral de plantas con semillas que se originaron en el periodo Permico y posiblemente en el Carbonifero de la era Paleozoica, hace 280 a 345 Ma (Mamay, 1976; Zhifeng & Thomas, 1989; Condamine, Nagalingum, Marshall, & Morlon, 2015).
The biology, structure, and Systematics of the Cycadales.
Benniettitales, an extinct order of gymnosperms were medium sized trees of wet and warm environment, where as Cycadales an extant order of gymnosperms occupied tropical to subtropical areas[24].
is the second largest genus of the order Cycadales (ca.
The order Cycadales comprises three families (Cycadaceae, Stangeriaceae and Zamiaceae), and 11 genera (Cycas, Stangeria, Bowenia, Dioon, Encephalartos, Macrozamia, Lepidozamia, Ceratozamia, Microcycas, Zamia and Chigua) (Stevenson 1992).
eds), The Biology, Structure and Systematics of the Cycadales.
Palabras clave: Cycadales, Eumaeus, herbivoria, Lepidoptera, Lycaenidae, Zamia encephalartoides, Zamiaceae.
Proceedings of the Sixth International Conference on Cycad Biology: The Biology, Structure and Systematics of the Cycadales (pp.
In Stevenson's (2001, 2004) treatments of Colombian Cycadales, the two specimens collected near Algeciras as well as specimens collected in Tolima were listed as belonging to Z.