1.【植】子房周位的
1.describes a flower that has petals, stamens, and sepals arranged around a cup-shaped receptacle that contains the ovary, as have the flowers of cherries and roses
1.Flowers bisexual, rarely unisexual, actinomorphic, perigynous or epigynous.
花两性，很少单性，辐射对称，周位或上位。
2.Stamens conspicuously perigynous, shorter than petals.
显著周位的雄蕊，短于花瓣。
3.Flowers bisexual or unisexual, usually 3-5-merous, actinomorphic or rarely zygomorphic, hypogynous [or rarely perigynous].
花两性或单性，通常3-5数，辐射对称或很少左右对称，下位[或很少周位]。
4.Petals usually 4-7 or absent, entire or cleft, hypogynous or perigynous.
通常花瓣4-7或无，全缘或半裂，周位的或。
5.Male flower: stamens 5, hypogynous or perigynous, variably inserted in hypanthium;
雄花：雄蕊5，下位或周位，各种形式着生于托杯；
6.Floral tube perigynous, hemi-epigynous, or epigynous, persistent in fruit, membranous to leathery, often 6-12-ribbed;
花被管周位，半上位，或上位，宿存在果期，膜质到革质，通常6-12具肋；
7.Perigynous, ovary with a truncate or impressed apex, 1-loculed;
周位，子房有一个截形或者凹陷的先端，1室；
8.Perigynous, ovary free from perigone tube, 3-5-loculed, ovules numerous per locule;
周位，子房与花被筒离生的，3-5室，卵细胞每室多数；