Which genus Gaylussacia or Lychnis has more species ?
Gaylussacia Gaylussacia is a genus of about fifty species of flowering plants in the family Ericaceae, native to the Americas, where they occur in eastern North America and in South America in the Andes and the mountains of southeastern Brazil (the majority of the known species). Common English names include huckleberry (shared with plants in several other genera) and "dangleberry".
Gaylussacia nana Gaylussacia nana, the dwarf dangleberry or Confederate huckleberry, is a plant species native to the coastal plains of the southeastern United States. It has been reported from Louisiana, Alabama, Mississippi, Georgia, Florida, North Carolina and South Carolina. It is found in either wet or dry soil, in woodlands, bogs, sandy ridges and savannahs, usually at elevations less than 100 m (330 feet).