We found 1 definitions of order cycadales from 1 different sources.
Noun |
||
order cycadales - primitive tropical gymnosperms abundant in the Mesozoic, now reduced to a few scattered tropical forms | ||
Cycadales, order Cycadales | ||
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 |