conduplication

from The Century Dictionary.

• noun A doubling; a duplication.
• noun Specifically, in botany, a form of estivation in which the sides of an organ are applied to each other by their faces.

from the GNU version of the Collaborative International Dictionary of English.

• noun rare A doubling together or folding; a duplication.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun doubling
• noun botany An instance of being conduplicate