pennycress(n = noun.plant) - any of several plants of the genus Thlaspi;
is a kind of weed
is a member of genus thlaspi, thlaspi
has particulars: fanweed, field pennycress, french weed, mithridate mustard, penny grass, stinkweed, thlaspi arvense
Any of several plants of the genus Thlaspi; see