At this point, I am fairly sure of that! But I can't name it with certainty.
It looks a lot like a cassia
, maybe more like a shell ginger
.Here is a shell ginger
, which took me a long time to I.D., referring to it on my main "flowers" page as a "mystery flower". Finally solved, but I'm not sure of this newer find. The same? This was spring, Florida Gulf Coast.
Flower Collection: http://www.fenichel.com/flowers