Euphorbia lathyris (Gopher Plant). It is used as a folk remedy for cancer, corns, and warts. Ornamental biennial plant with upright unbranched stems which carry four rows of rigidly arranged deep green leaves. It is fast growing and can grow up to 48 in tall. As a biennial, it will send up stems of leaves in its first year and flower in its second year. The flowers are yellow-green in color. Is is believed to repel moles.