Saponaria
noun
Sap·o·nar·ia
: a genus of Old World herbs (family Caryophyllaceae) having large flowers with a tubular or gibbous calyx, five clawed petals, and a 4-valved capsular fruit see soapwort
Word History
Etymology
New Latin, from Medieval Latin, feminine of saponarius of soap, from Latin sapon-, sapo soap + -arius -ary