aristolochia arborea (aristolochia salvadorensis) also darth vader plant. botanical garden heidelberg,

arborea aristolochia aristolochiaceae beautiful beauty biological biology birthwort bloom blooming blossom botanical botany brown closeup colorful darth dutchmanas flora flower flowering forest garden green grow heat heidelberg horticulture hot leaf maxim mexico natural perennial pipe piperales plant platensis rain salvador salvadorensis south stem thrive tropical vader white