semper-vīvus, a, um, adj.,
ever-living : res (Spiritus sanctus), Prud. Ham. 164: herba, the plant called also aizoon, evergreen , houseleek , App. Herb. 123.—Also, subst.: sempervīva , ae,f., Pall. 1, 35, 3. —And in analogy with aizoon (Gr. ἀείζωον), sempervīvum , i, n., Plin. 25, 13, 102, § 160 (not in Jahn).