Indoor plants continuously holding its blooms or making 2nd round of blooms:
Amaryllis bloom stalk #2 is starting to bloom:
Phal Baldan's Kaleidoscope has been in bloom since Oct 2012, with one spike remaining in bloom:
Noid Phal in bloom Feb to Sept 2012, and sent a rebloom spike in Jan 2013, still holding its bloom, one bud remaining to open: