148 PRINCIPLES OF BOTANY, ETC. 
From the first tothe ‘tenth class the stamina are 
numbered, fig. 95, 79, 415, 61,163, 164, 110, 
126. ‘To the eleventh class belong all the :plants 
that have above above ten to ninetcen stamina. ‘Yo 
the twelith class those plants which have many 
stamina imserted an the calyx, fig. 52, 53. The 
thirteenth ‘class contains plants that have a great 
nuniber of stamina from twenty to ene thousand in 
one flower, fig. 116. The fourteenth consists of 
plants that have four stamina m one flower, of which 
two are longer than the rest, fig. 50, 51. In the 
fifteenth class stand those which have six stamina, 
of which two are shorter than the rest, fig. 145, 
149. The sixteenth class contains plants whose 
filaments are connected and form a cylinder, fig. 
56, 57. In the seventeenth class stand those plants 
whose filaments are united in two parcels, fig. 108, 
109. ‘Yo the eighteenth class belong those plants 
whose filaments are united in several parcels, fig. 
150. In the nineteenth class stand those plants 
whose antherse are united in a cylinder. ‘The 
twentieth class consists of those plants whose sta- 
mina stand upon the style; the twenty-first consists 
of flowers of different sexes, namely, male and _fe- 
male on one plant; the twenty-second, of male and 
female flowers, but so divided that one plant bears 
only male flowers, the other only female; the twen- 
ty-third has flowers of both sexes and hermaphrodite 
flowers together, so that the plant contains either 
male and hermaphrodite flowers or female and her- 
maphrodite flowers. To the Jast class belong all 
plants 
