atriplex polycarpa bloom - joshua tree np - 052220 b

allscale amaranth amaranthaceae angiosperms atriplex beauty biodiversity biology bloom blossom botanical botany bract california concept conservation desert dioecious earth ecology ecosystem family features flower food genus green heritage historical indigenous inflorescence joshua learning life lifecycle living mojave national native natural nature orache park peaceful people perennial plants polycarpa raceme reserve respect saltbush science serenity shrub species springtime tranquility tree web wildflower woody yellow