illustration of enlarged parts of Pedilanthus macrocarpus
Pedilanthus macrocarpus

Figure 1 - bottom center:  a cutaway of the involucre, or floral envelope, to reveal the many male flowers.
Figures 2 and 3 - right: enlargements of female (2) and male (3) flowers.
Figures 4 and 5 - left: lateral (5) and longitudinal (4) sections of a mature fruit.
Figure 5 - top center: the habit of a flowering stem.