arillode

from The Century Dictionary.

• noun In botany, a false aril: sometimes applied to a form of aril which originates from the micropyle or raphe instead of at or below the hilum, as in the nutmeg. Also spelled arilode.

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

• noun (Bot.) A false aril; an aril originating from the micropyle instead of from the funicle or chalaza of the ovule. The mace of the nutmeg is an arillode.

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

• noun A structure resembling an aril, that comes from the ovule as opposed to the stalk.