Deviating from the normal, perfect, or mature form; having different forms at different stages of existence, or in different individuals of the same species; -- applied especially to insects in which there is a wide difference of form between the larva and the adult, and to plants having more than one form of flower.

Having different forms or sizes at different stages of development

( het-ur-oh- mor-fik) A condition in the life cycle of all modern plants in which the sporophyte and gametophyte generations differ in morphology.

(= heteromorphous): of two or more distinct forms.

(het´ er oh more´ fik) [Gr. heteros: different + morphe: form] • having a different form or appearance, as two heteromorphic life stages of a plant. (Contrast with isomorphic.)

the state of having homologous chromosomes that differ morphologically