Color chart of black pepper (Piper nigrum L.), the most important species of the genus Piper in the pepper family. The genus Piper comprises about two thousand species, only a few of which are used as spices. Plaque: Geneva Conservatory and Botanical Garden – 1990
Color chart of black pepper (Piper nigrum L.), the most important species of the genus Piper in the pepper family. The genus Piper comprises about two thousand species, only a few of which are used as spices. Plaque: Geneva Conservatory and Botanical Garden – 1990