292 



THE CROSSING ÜF FLOWERS. 



V 



^:^fÄ^-- 



Fig. 284.— Types of the 13th, 14th, 15th, 16th, 18th, and 20th classes of the Linnean System. 

 1 2 Tilia whole flower and section of same. * Anemone nemorosa. ^ ^ Melaleuca, whole flower and section of same. 

 ' 6 Antirrhinum, upper lip of corolla showing stamens. ? Cardamine pratensis. « The same flower, the petals removed. 



9 Tamarindus. lo Adansonia. n Aristolochia Clematitis. " The same flower after removal of the perianth. 



6, 9_ 10, u natural size ; the others somewhat magnified. 



