giant pelican flower - aristolochia gigantea

arboretum aristolochia aristolochiaceae baetica big birth birthwort bloom blossom bordeaux botanic botanical botany brazilian burgundy closeup dutchman flora flower gallen garden giant gigantea green grosse howardia leaf littoralis macro natural nature osterluzei panama panamanian pelican petal pipe pipevine plant red saint swiss switzerland sylvicola tomentosa vine wort