6—The Tiburon Uplands loop trail and adjoining hike through Old St. Hilary's Preserve ... many of them endemic to Marin County; rare flowers in the area include the Tiburon paintbrush, Tiburon ...

30—As big as Marin County ... short hike east. —Summary of hike: Bon Tempe Lake has two distinct sides, whose attributes are summed up nicely by the names of its two main lakeside trails ...