Orthotropous
[awr-tho-truh-puh s] /ɔrˈθɒ trə pəs/
adjective
1.
Botany. (of an ovule) straight and symmetrical, with the chalaza at the evident base and the micropyle at the opposite extremity.
/ɔːˈθɒtrəpəs/
adjective
1.
(of a plant ovule) growing straight during development so that the micropyle is at the apex Compare anatropous
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