A starting ability of the primary profession Herbalism which shows nearby herbs as gold dots ( ) on the mini-map.
If you mouse-over the dot on the mini-map if will show what type of herb you will be able to receive. Note that all herb clumps are shown, regardless of the Herbalist's ability to actualy harvest it or not.
If the dot is grey, it means the herb is growing underground in a cave or dungeon.
Patch 3.1.0 (2009-04-14): "Find Herbs no longer tracks Glowcaps."