floral distribution

• 区系

floral distribution的用法和样例：

例句

1. Preliminary studies on flora and distribution of Aceraceae in Guizhou Province.
   贵州槭树科植物区系与分布的初步研究。
2. Conclusion Base is given for faunal distribution of blood-sucking midges from Changbaishan of China.
   结论为长白山吸血蠓的区系分布研究提供了依据。