Fig. 56. 
Thryptomene Mitchelliana. 
F. v. M., fragments phytographia; Australia} i. 11 (1858). 
1, bracteole; 2, flower seen from above, showing the five large lobes of 
the calyx, the five small petals, five stamens, and the central style; 3, 
pollen-grain, 250 times diametrically magnified; 4, longitudinal section of 
flower and young fruit; 5, transverse section of ripe fruit; the proportions 
of enlargement seen on comparing the drawing of the main-plant. 
