Because it has small blue flowers certain times of the year.
a purple flower
The common name for Amoeba proteus is simply "Amoeba."
A yellow-eyed grass is a popular name for any species of xyrid, a North American plant resembling a sedge.
There is kind of one. Black Eyed Susan!
Black eyed- Susans and daiseys
The Latin name of the Maryland state flower, the black-eyed Susan, is Rudbeckia hirta.
the name of the jamaican national flower is the blue mahoe
Bluebonnet.
Bluebonnet.
Yes, it does. But not all grass in Kentucky is bluegrass. Bluegrass grows heavily in the central part of the state, and becomes more sparse in the further areas. When you're in an area where all the grass is bluegrass, you can't tell that it's bluegrass, because it really is green. But - in parts of the state where the bluegrass is more sparse, you can look out over a grass-covered area and notice that certain patches have a blue-ish tint. Then can you really tell the difference in bluegrass and green grass.
Nordic
The scientific or taxonomic name would be Rudbeckia fulgida.