orthotropous
/ˌɔrθəˈtroʊpəs/
adjective
- Describing an ovule in a plant that is straight, with the micropyle at the top opposite the stalk.
- The botanist explained that orthotropous ovules are common in certain flowering plants.
- Students examined an orthotropous ovule under the microscope to see its straight structure.
- In orthotropous ovules, the opening is directly opposite the point of attachment.