出典:Wikipedia
出典:『Wikipedia』 (2011/05/30 18:48 UTC 版)
A parasitic plant is one that derives some or all of its sustenance from another plant. About 4,100 species in approximately 19 families of flowering plants are known. Parasitic plants have a modified root, the haustorium, that penetrates the host plant and connects to the xylem, phloem, or both.