'Reed grass' in the Bible

And behold, there came up out of the river seven kine, fine-looking and fat-fleshed, and they fed in the reed-grass.

And behold, there came up out of the river seven kine, fat-fleshed and of fine form, and they fed in the reed-grass.

Doth the papyrus shoot up without mire? doth the reed-grass grow without water?