This has become a regular yearly event now in our household every year, but this time it was a mega bloom, the first time around it was 10/11 or more at a time. This time it was 8 at a time. It starts blooming at around 7:30 – 8:00 pm, stays for the night before closing down and withering away at around 5:00-6:00 in the morning.
Colloquially called as ‘Brahma Kamala’, it is actually called by the names – Dutchman’s pipe or Queen Of The Night, scientifically called as Epiphyllum Oxypetalum.
It is a type of cactus. Usually flowers bloom in the season leading upto monsoon and monsoon.
[ Source: http://en.wikipedia.org/wiki/Epiphyllum_oxypetalum ]