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 ...

Competing for space on hummingbird beaks, Hypeniea macrantha flowers fire pollen projectile blasts to dislodge pollen from rival plants in a bid to ensure the bird’s pollinating travels include them, ...

I was welcomed to my tent site in Chaco Culture National Historic Park by a handsome claret cup cactus. I had been traveling and hiking in New Mexico for two days, and although I had been looking for ...