There is no male and female. They are both at the same time.
Nepenthes, however, do have a gender difference.
A plant (Sarracenia flava) with long, hollow leaves.
The scientific or taxonomic name would be Sarracenia flava.
Rhamphomyia flava was created in 1816.
Sipha flava was created in 1884.
Nepenthes flava was created in 2007.
Tridrepana flava was created in 1879.
Cerithiopsis flava was created in 1850.
Harperocallis flava was created in 1968.
Flava Works was created in 1999.
Suillia flava was created in 1830.
Caladenia flava was created in 1810.
Pimelea flava was created in 1810.