hand drawn mammillaria erythra pincushion cactus

atroflorens background beautiful botanical botany cactaceae cacti cactus crispiseta decoration drawing drawn ecology environment erythra fishhook flora flower fresh garden globe graphic green hand houseplant huajuapensis illustration isolated mammillaria mutabilis mystax mystaxcactus nature neomammillaria neomystax nipple pincushion plant ruber sketch tree tropical var watercolor white