from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Botany The arrangement of ovules on a central column that is not connected to the ovary wall by partitions, as in the ovaries of the carnation and primrose.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. where ovules develop on a central column in a compound ovary lacking septa or with septa at base only
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