This video segment adapted from NOVA explains how flowers play a central role in the reproductive cycle of plants. Their striking array of colors, patterns, fragrances, and nectar all require lots of ...

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 ...

Plant Systematics and Evolution, Vol. 300, No. 2 (February 2014), pp. 321-328 (8 pages) Epidendrum L. (Epidendroideae, Laeliinae) is one of the largest orchid genera distributed throughout tropical ...