Aug.

St.

Hilaire gives the following cases: the genus Zanthoxylon belongs to a division of the Rutaceae with a single ovary, but in some species flowers may be found on the same plant, and even in the same panicle, with either one or two ovaries.

In Helianthemum the capsule has been described as unilocular or tri-locular; and in H.

mutabile, "Une lame PLUS OU MOINS LARGE, s'etend entre le pericarpe et le placenta.