dicyclic calyx

例句：

1. 1. The plant is dicyclic, meaning it has two sets of chromosomes.
   这种植物是二倍体，意味着它有两套染色体。
2. 2.The diploidy of the species is a key factor in its evolutionary success.
   物种的二倍体性是其进化成功的关键因素。
3. 3. In plants, the dicyclic nature of their reproduction can lead to genetic diversity.
   在植物中，它们的生殖方式的二倍体性质可以导致遗传多样性。