꽃고비과 Polεmomaceae

1. 잎은 복엽이다   ·····························································································································169. 꽃고비

1. 잎은 단엽이다 ································································································································ 풀협죽도속

풀협죽도속 Phlox LINN.

1. 잎은 대생한다.

2. 곧추 자란다    ··························································································································170. 풀협죽도

2. 지면으로 뻗어간다  ··············································································································172. 지면패랭이꽃

1. 잎은 밑에서 대생하고 위에서 호생한다     ····························································································171. 드람불꽃