erinacea ursine or snow ponytail cactus

arizona beautiful blue botanical botany bristles cactus color colorful dawn desert environment erinacea flora floral garden green grow growth horticulture landscape morning natural nature opuntia outdoor outdoors park plant ponytail rays ribs road roadside shining sky snow southwestern spikes spines spring stalks stems street sun thorns ursine vegetation white xeriscaped xeriscaping yard