white flower of gymnanthemum extensum, nan chao wei chinese name or bitterleaf tree. the plant as a whole, vegetables and herbs

abstract aromatic asteraceae background ban beautiful beauty bitterleaf bright chao china closeup color drug extensum extract famous flora flower foliage food fragrant fresh freshness garden green growth gymnanthemum healthy herb herbal herbs high leaf leafs life maple medical nan natural nature organic plant spring summer texture thailand tree tropical vegetables white whole