From Fumaria vaillantii, collected in the Tashkent province, 18 alkaloids have been isolated of which N-methyladlumine with mp 198-199°C, [α]D-45° (c 0.5; methanol) has proved to be new. Its structure has been established on the basis of spectral characteristics and a direct comparison with l-adlumine methiodide. © 1982 Plenum Publishing Corporation.