Robuta

https://plants.ces.ncsu.edu/plants/aristolochia-tomentosa/common-name/woolly-birthwort/ Wooly Birthwort - Aristolochia tomentosa | North Carolina Extension Gardener Plant Toolbox north carolina extension gardener wooly birthwort aristolochia https://fsus.ncbg.unc.edu/main.php?pg=show-taxon-detail.php&taxonid=66126 Aristolochiaceae (Birthwort Family) - FSUS aristolochiaceae birthwort family