noun which may take the genitive case particle 'no'
orthotropous
Botanical term describing an ovule that grows straight, with the micropyle opposite the funiculus. Rare outside technical contexts.
直生胚珠は、珠孔が珠柄の反対側にある胚珠です。
An orthotropous ovule is one where the micropyle is on the opposite side from the funiculus.