👉 Histotylenchus is a genus of flowering plants in the family Orchidaceae, belonging to the order Pyrithales and tribe Nymphaeae. The genus includes several species that are commonly known as "herbaceous orchids." These plants are native to tropical regions around the world, including Asia, Africa, and Australia. They have a wide range of colors and patterns, with some being found in both terrestrial and aquatic environments. Some species produce flowers on shoots