- knotgrasses
- n. low-growing weed with jointed creeping stems and small pink flowers (used in the past to treat asthma)
English contemporary dictionary. 2014.
knotgrasses
Look at other dictionaries:
smartweed — [smart′wēd΄] n. any of various knotgrasses (genus Polygonum) whose acrid juice may cause skin irritation … English World dictionary
pinkweed — ˈ ̷ ̷ˌ ̷ ̷ noun : any of several knotgrasses with pink flowers; especially : a knotgrass (Polygonum aviculare) common through the northern United States and southern Canada … Useful english dictionary
