Complex sentence: Allen's Buttercup is in the GAP 1 and GAP 2 categories of lands, which means that lands are explicitly protected for biodiversity, which will be beneficial for future survival of this plant.
Split into simpler sentences: Allen's Buttercup is in the GAP 1 and GAP 2 categories of lands. This means that lands are explicitly protected for biodiversity, which will be beneficial for future survival of this plant.