The fourth kind (called of the base Almaignes Hoenderbeet) that is to say, Henbit, hath many round and hairie stems. The leaves be somewhat round, hairie, and a little snipt or jagged about the edges, otherwise not much unlike the leaves of great Chickweede. The floures be blew or purple, and do bring foorth^([sic]) small close knappes or huskes, in which is inclosed the seede.
Source: wiktionary