| CYC | any tropical gymnosperm of the order Cycadales |
|---|---|
| CYC | ancient palmlike plants closely related to ferns in that fertilization is by means of spermatozoids |
| CYC | ancient palmlike plants closely related to ferns in that fertilization is by means of spermatozoids |
| CYC | primitive tropical gymnosperms abundant in the Mesozoic, now reduced to a few scattered tropical forms |
| CYC | fossil gymnospermous trees or climbing plants from the Devonian: seed ferns |
| CYC | palmlike gymnosperms: includes the surviving order Cycadales and several extinct orders |
| CYC | palmlike gymnosperms: includes the surviving order Cycadales and several extinct orders |
| CYC | palmlike gymnosperms: includes the surviving order Cycadales and several extinct orders |
| CYC | type genus of Cycadaceae: genus of widely distributed Old World evergreen tropical trees having pinnate leaves and columnar stems covered with persistent bases of old leaves |
| CYC | southeastern Indian cycad with palmlike foliage |
| CYC | dwarf palmlike cycad of Japan that yields sago |
| CYC | the pre-Mycenaean civilization on the Cyclades islands in the southern Aegean sea |