Sulphur Queen
Jim McKenney (Sun, 04 Jul 2010 11:19:48 PDT)
David, I think the ismene in your photo is not 'Sulfur Queen'.
Note that the flowers of your plants seem to have five divisions. I think
this is an old clone of Ismene narcissiflora which was widely distributed in
the trade in the past.
Here's what I grow as 'Sulfur Queen':
http://jimmckenney.com/peruvian_daffodil.htm
Try it, I bet you'll like it.
Jim McKenney