The corpse flower is so rare that only 28 have ever been known to bloom in the United States. The 29th is poised to open any day now at the Houston Museum of Natural Science.

— A titan arum, aka corpse flower, is due to bloom in Houston. This one has been christened 'Lois', and you can follow her progress at the Museum's Beyond Bones blog. Many thanks to Cynthia for the link!