Umbilicus erectus

Umbilicus erectus, the reniform Venus' navel (also sometimes nabelkraut or ombelico di Venere reniforme), is a succulent, perennial flowering plant in the family Crassulaceae, in the genus "Umbilicus", found in the Southern Balkans and southern Italy.
"Umbilicus erectus" leaf extract had a highly virucidal effect to Acyclovir (ACV) resistant Herpes Simplex Virus Type 1 in vitro