more organs attached to them, and, of course, essential.
V. Pericarpium, the Seed-vessel, or a pulpy, woody, or leathery texture, enclosing the seeds, but wanting in many plants.
VI. Semen, the Seed, the perfecting of which is the sole end of all the other parts.
VII. Receptaculum, the Receptacle, basis or point of connection. This must necessarily be present in some form or other.
I. Calyx. The Flower-cup, or more correctly the external covering of the flower, when present, was originally divided by Linnæus into seven kinds, some of which are more justly so denominated than the others, and I have ventured to make an alteration in his list.
1. Perianthium. Calyx, properly and commonly so called, when it is contiguous to and makes a part of the flower, as the five green leaves which encompass a Rose, in-
