This name is often mistakenly applied to the popular houseplant "Philodendron hederaceum", the ivy Philodendron. Common names include&colon; arrowhead plant, arrowhead vine, arrowhead philodendron, goosefoot, African evergreen, and American evergreen. It is an epiphytic and epilithic species of "Philodendron" (growing upon trees or rock outcroppings). This plant was described as "Philodendron xanadu" Croat, Mayo & J.Boos. The color "xanadu" is a greenish-gray color whose name is derived from the Philodendron. Species within the genus "Philodendron" are poisonous to vertebrates, but vary in their toxicity levels. Taxonomically, the genus "Philodendron" is still poorly known, with many undescribed species. It is sometimes mistakenly labeled as a "Philodendron" in plant stores. The genus "Philodendron" can also be subdivided into several sections and subsections. In 2018, it was proposed that "Philodendron" subg. It is the predominant pigment causing the red coloration in the spathes of "Philodendron" (Araceae). The genus "Philodendron" had not yet been created. However, some aspects of making crosses can make philodendron hybridization more difficult. The commonly used name Philodendron selloum is a synonym (Mayo 1991). For example, the sweet white berries of "Philodendron bipinnatifidum" are known to be used.