adjective
- (of an ovule) inverted, with the micropyle pointing toward the base and the chalaza toward the apex.
Usage: botany; technical
Examples
- Most flowering plants produce anatropous ovules.
- The anatropous condition is the most common type of ovule orientation in angiosperms.
- In an anatropous ovule, the funiculus is attached near the micropyle.
- Botanists classify ovules as anatropous, orthotropous, or campylotropous based on their orientation.