gametophyte development
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.
GO:0007275
multicellular organism development
is_a
GO:0160109
plant gross anatomical part developmental process
is_a
gametogenesis
broad