> as lemmas

1837 Penny Cycl. VII. 306/2 The active principle Calumbine..may be obtained either by alcohol or æther.

1842 J. Liebig & W. Gregory E. Turner's Elements Chem. (ed. 7) 1121 Columbine.

1875 H. C. Wood Treat. Therapeutics (1879) 57 Columbin, a bitter neutral principle crystallizing in rhomboid prisms or needles.

1876 J. Harley Royle's Man. Materia Med. (ed. 6) 725 Calumbin is the principal constituent.