Section of Middle Asia
Convolvulus spinifer M.Pop.
Herbarium of the State Migration Department, Z.A. fon Minkvitz: expedition to Kokandskii District, year 1913, Ferganskaya Province, Kokandskii District, top of Kyzyl-kiyak Mt., near Karabulak village, stony slope, 18.V.1913, N 506.
There are printed title "Hortus Botanicus Imperialis Petropolitanus. Herbarium of the State Migration Department" and the State Emblem of the Russian Empire on the herbarium sheet.The label is printed, place and date of collection are written by hand.
Raenko L.M., 2004.