Of the two bat species known to visit the flowers of the cardon cactus in Baja California, one depends entirely on nectar and is highly specialized to feed from the flowers, which are adapted for ...

The cardon cactus is “trioecious,” or has three sexes – male, female and hermaphrodite. The cardon is the only one of the 1,600 cactus species known to be trioecious, said Ted Fleming, a ...