Complex sentence: Of the eight known populations, four are in old pastures, three on degraded sites, and the most recent discovery is in its natural sandhill habitat, found in early April, 2007 by Brett Miley, a Florida ecologist, while photographing other endangered plants.
Split into simpler sentences: Of the eight known populations, 4 are in old pastures, 3 on degraded sites, and only the most recent discovery is in its natural sandhill habitat. It was found in early April, 2007 by Brett Miley, a Florida ecologist, while photographing other endangered plants.