WHAT FLORIDA NATIVE PLANT IS BLOOMING TODAY?: BIGHEAD RUSH (Juncus megacephalus)
aka Large-headed rush. Perennial rush that can reach heights of 3 ft. Wet locations. One of 22 juncus species listed as native to Florida by ISB.
Native American Ethnobotany for this genus: http://herb.umd.umich.edu/herb/search.pl?searchstring=Juncus
Where does it grow in Florida? http://www.florida.plantatlas.usf.edu/Plant.aspx?id=785