4 Common Reasons Your Prayer Plant's Leaves Are Curling Philodendron crassinervisum Lindl., also known as Philodendron lanceolatum Schott or Philodendron alternans Schott , , Exotic Rainforest rare tropical plants, Potted Orchid Plant Elegant & Timeless Beauty Monstera propagation not rooting?? Cut in April (w short aerial root) and has been in water (in east windowsill) since & aerial root is the only root growing. Leaves have also folded