| You will notice if you check those headstones before trading that it actually says something relating to the quest. I think the quest to trade the item may actually show up in your quest log immediately upon finishing that headstone.
Regardless, no, there are only the Rain Lily in Teriggan and the Garnet in Yuhtunga, and checking the one in Zi'Tah after you get the Prismatic Fragment from ZM7.  Averter of the Apocalypse~
Unique quests complete: 330-something, keep losing count.
Mission plot lines complete: Windurst, Bastok, San d'Oria, Zilart, Promathia.
Maps not yet obtained: Promyvion-Dem, Promyvion-Mea, Promyvion-Holla, Promyvion-Vahzl, Sacrarium. |