Gavril Marius Berchi
Romania; Bosnia and Herzegovina; Bulgaria; Serbia; North Macedonia
Jordan Biserkov
Bulgaria
Georgi Bonchev
Bulgaria
Denis Gradinarov
Bulgaria
Juan Carlos Gutierrez-Marco
Spain; Portugal; Morocco; France; Peru
Iliyan Iliev
Bulgaria
Stefania Klayn
Bulgaria
Yanko Kolev
Bulgaria
Salza Palpurina
Bulgaria
Collected Poaceae and identified Fabaceae
Alexander Pulev
Bulgaria
Dragoman Rabrenovic
Serbia; Czechia; Bulgaria; Montenegro; France