A Triffid is a carniverous plant that came down to earth in a meteor Shower this plant could muproot and move about and had a fatel sting this was the focus of Day of the Triffids by John Wyndham
Appearances
19xx Day of the Triffids (book)
1962 Day of the Triffids (film)
1981 Dar of the Triffids (BBC miniseries)