water arum leaf plant on farm

calla palustris spring flower leaf nature botany water flora flowered bloom blossom fragrant botanical zantedeschia bouquet floral arum lily wild aquatic plant treat colds flu antirheumatic araceae family oxalic acid very poisonous edible drying leaching caladium colocasia cash crops money bag nursery business house greenery tree flowering plants ornamental decorative seedling medicinal dried root bleeding poultice swellings snakebites sore legs