Section of Central and East Asia
Calystegia sepium (L.) R.Br.
China, prov. Szechuan, between Tashuivan and Lyuigupin, 02.IX.1893, leg. G.N.Potanin
The main label is printed, and supplemented with a stamped label with marked locality (in Russian) and date of collection.
Raenko L.M., 2005