Sometimes searching for historic plant populations involves retracing the footsteps of earlier botanists. Without GPS, most collectors had little information about specific locations.

Finding many new rare plant occurrences is a reminder that our deserts are not fully explored. Discover the plants growing in the Mecca Hills, Jacumba and Castle Mountains.

A non-profit group of river paddlists joined forces with CNPS for a rare plant treasure hunt around Frank's Tract where the San Joaquin River braids through the Delta.

A person who never imagined they could contribute to science, discovered they could with the Rare Plant Treasure Hunt program. The RPTH provides a unique incentive and inspiration.

For the slightly adventurous this area in Six Rivers National Forest offers great botanizing. Follow the experience of botanists searching for kellog's lewisia.

Flowers do not wait for the snow and ice to melt or the road to open to bloom. New routes led to new discoveries! This RPTH recorded eight rare species not seen the previous year.