monocarpic

from The American Heritage® Dictionary of the English Language, 5th Edition.

• adjective Flowering and bearing fruit only once.

from The Century Dictionary.

• Same as monocarpous .

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

• adjective (Bot.) Bearing fruit but once, and dying after fructification, as beans, maize, mustard, etc.

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

• adjective botany (of a plant) That flowers and bears fruit only once before dying

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective dying after bearing fruit only once