7 • A section of the ovarium; magnified 20 times. This shews that the 
six valves into which the fruit finally separates exist distinctly in 
the ovarium, and have each their own vascular axis; the larger 
valves, from the face of which the two-lobed placenta proceeds, are 
opposite the petals, and the smaller ones without ovula are opposite 
the sepals. 
