It has approximately 1,500 members in Norway and twelve regional associations which together cover the entire country.
[1][2] It publishes the botanical journal Blyttia four times a year which members can choose to subscribe to.
It arranges excursions and trips in summer and meetings with slide shows in the winter.
The association also maintains an online plant photo archive.
[4] Together with twelve other associations, the NBA is a member of SABIMA, an umbrella organisation which works to protect biodiversity.