H. macrantha flowers have both male and female reproductive organs. To avoid mating with themselves, individual flowers go through a male phase and then a female phase. They rely on hummingbirds to ...

In nature, the quest to survive and spread is essential — and that’s certainly true for flowers. We might see them as vibrant harbingers of spring or precursors to juicy tomatoes, but from the ...

We have looked at plants as a whole, then the individual parts (seeds, roots, stems, and leaves) to explore their world. Today, we are delving into flowers, the sexual parts of the plants. The ...