The process whose specific outcome is the progression of the gametophyte over time, from its formation to the mature structure. The gametophyte is the gamete-producing individual or phase in the life cycle having alternation of generations. An example of this process is found in Arabidopsis thaliana.
germ-line sex determination +
hatching +
instar larval or pupal development +
larval development +
male sex determination +
male sex differentiation +
metamorphosis +
pattern specification process +
polyphenic determination +
post-embryonic development +
primary sex determination +
processes downstream of sex determination signal +
regulation of multicellular organismal development +