Biology. Not characterized by sex; incapable of sexual reproduction; lacking sexual organs or functions; = asexual, adj. 1.

= cryptogamic, adj. 1.

Belonging to the former division Cryptogamia (cf. Cryptogamia, n.); of or relating to cryptogams. Cf. cryptogamous, adj.

= cryptogamic, adj. 1.

Biology. Lacking sexual organs or function; (formerly) †designating plants lacking true flowers and seeds (cryptogams) (obsolete). Also of…

= cryptogamous, adj.; spec. (according to the classification system of A. P. de Candolle) designating those cryptogams thought to have sexual organs…

Of or pertaining to Amphigams.

Of the nature of one of the flowerless plants formerly called ‘acrogens’; relating to or characterized by such plants.

= apogamic adj.

characterized by or of the nature of apogamy; agamogenetic (spec. in the way described above).