Solidago altissima, late goldenrod, is a species of goldenrod native to much of North America. It is common in much of its range, and fairly tolerant of landscapes which have been disturbed by humans. It has been introduced to many parts of the world.
Persicaria longiseta is a species of flowering plant in the knotweed family known by the common names Oriental lady's thumb, bristly lady's thumb, Asiatic smartweed, long-bristled smartweed, Asiatic waterpepper, bristled knotweed, bunchy knotweed, and tufted knotweed. It is native to Southeast Asia, and it is present in ...more ↓