Markandeyapurana 49.71

49.71

priyaṅgusaptamā hyete aṣṭamāstu kulatthakāḥ /
śyāmākāstvatha nīvārā yattilā sagavedhukāḥ //

And there are fourteen kinds of plants for use in sacrifices, both cultivated and wild, viz., the various kinds of both rice and barley, wheat, aṇu grain, sesamum, and seventh[62] among them priyaṅgu, and eighth kulatthaka, and śyāmāka[63] grain, wild rice, wild sesamum,[64] and gavedhuka[65] grass, kuruvinda[66] grass, markaṭaka,[67] and veṇu-gradha;[68] and these indeed are traditionally known as the fourteen cultivated and wild plants for use in sacrifices. When these plants are abandoned,[69] they do not spring forth again.