I think they are one and the same. I don't usually like to be that
positive when using photos, but in this case I just don't believe there
is another one with that peculiar feature in the falls. They look
alike otherwise to me. Lots of reasons for the variation of color.
Soil, sunlight, age of the bloom.
Statements made on and attachments (including but not limited to photographs of irises or people) sent to this list are the sole responsibility of the individual participants and are not endorsed by, or attributable to, or under the control of the moderator of this list.