amphitropous

形容词 amphitropous:

1. (of a plant ovule) partly inverted; turned back 90 degrees on its stalk

am.phit.ro.pous

adj.Botany （形容词）【植物学】
Partly inverted and attached near the center to the funiculus:
横生的：部分具有倒生胚珠但着生在珠柄中间附近的：
例句：
an amphitropous ovule.
横生胚珠