Dichotomous Key

A. Plants with Needles…Plant 1 A.1   Plants with leaves…B B. Plants with complete flower…C B.1   Plants with pistillate and staminate flowers…Plant 4 C. Petals are white…Plant 2 C.1   Petals are purple…Plant 3 Plant One:                                                                                             Plant Two                                                                 Plant Three:                                                                           Plant Four: