II. 



LOTUS. 



29 



Fig. 24. — Flower oi Lotus comicnlaius seen from thft side and in front 



Fig. 25. — ^Ditto, after removal of the standard. 



Fig. 26. — Ditto* after removal of the standard and wings. 



Fig. 27. — Ditto, after removal of one side of the keel. 



Fig. 28. — ^Terminal portion of Fig. 27 more magnified. 



a, the free stamen; c, the place where the wings lock with the keel ; 



ft filaments of stamens ; g^ tip of keel ; po^ pollen ; st, stigma ; 



stdf standard ; w, wing ; k, keel ; ty combined bases of stamens. 



interesting arrangements by which cross-fertilisation 

 is secured in this great order of plants. 

 ^t is indeed impossible not to be struck by the 



