边缘胎座(marginal placentation)：植物雌蕊中胎座的一种类型，雌蕊由单心皮构成，子房1室，胚珠着生在腹缝线上，如蚕豆、豌豆等豆类植物的胎座式。
扁桃果实由单心皮上位子房发育而成，边缘胎座，横生胚珠。
The almond fruit was developed from solitary carpel in the superior ovary which there were the border placenta and amphitropous ovule.
绿豆子厉由单心皮构成，1室，有9—13个弯生胚珠着生在边缘胎座上。
Green Grams ovary consists of singe carpel, one locule, cantaining 9—13 campylotropous ovules bearing at the marginal placentation.
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