beautiful yellow flower of astrophytum asterias (kabuto cactus) is blooming with ferocactus echidne

astrophytum asterias background beautiful beauty blooming blossom botanic botanical botany bristle circle color cute daylight decorating home decoration decorative plant delicate desert flora design elements detail environmental exotic feather cactus ferocactus echidne genus green growing growth hobby houseplant kabuto leaf mammillaria plumosa natural light nature ornamental petal roundshaped sand dollar sea urchin spherical star peyote starshape succulent surface texture tree view yellow flower species shape ridge concave middle spine form look like selective focus