aristolochia arborea (aristolochia salvadorensis) also darth vader plant

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