white rhododendron flowers with yellow center, close up detail, soft dark green blurry leaves

background beautiful beauty bloom blossom blurry botany branch buds bush bushes catawba catawbiense caucasicum close closeup color colour detail ericaceae flora floral floret floriculture floristic flower garden gardening green leaf leaves lily nature ornamental outdoor park perennial petal pistil plant ponticum rhododendron rhododendrons shrub spring stamen twig white yellow