allotment key

• 分配检索表

allotment key的用法和样例：

例句

1. Finaly,we list the key to the Tamaricaceae and Tamarix separately.
   最后列出了柽柳科分属和柽柳属分种检索表。
2. A key to the species of Caesalpinia based on leaf venation characters is presented.
   编写了中国云实属植物叶片脉序特征分种检索表。