Thatch Is A Kind Of Sharp Leafy Grass, Which Often Becomes A Weed On Agricultural Land. Royalty-Free Stock Image

Its scientific name is Imperata cylindrica, and it is placed in the Panicoideae tribe. In English it is known as bladygrass, cogongrass, speargrass, silver-spike or commonly called satintail, referring to the panicles of their white-haired flowers. The Dutch call it snijgras, because the sharp sides of the leaves hurt.