yucca brevifolia leaf - san bernardino mtns - 082122

angiosperms monocots grass clade asparagales asparagaceae asparagus family joshua tree yucca palm sharp wild perennial shrub evergreen monoclinous green gray stems twigs leaf rosette linear cuspidate rigid foliage california botanical biology conservation vegetation tranquility national forest bernardino mountains transverse ranges conifer chaparral ecosystem nature indigenous native plants peaceful environment biodiversity botany natural beauty summer flora scenic hiking