see basil, n.1 2.

With distinguishing word. Any of various plants, esp. of the family Caryophyllaceae, that bear some resemblance to common chickweed.

With distinguishing word: (a flower of) any of various other plants of the family Caryophyllaceae.

Any of various plants producing large amounts of seed; spec. Any of several plants of the genus Polycarpon (family Caryophyllaceae), comprising…

Formerly a name for the Houseleek (Sempervivum); now a book-name for Cherleria sedoides.

More fully mouse-ear chickweed. Any of various small white-flowered plants constituting the genus Cerastium (family Caryophyllaceae), which somewhat…

a small annual plant belonging to the genus Corrigiola found in the extreme south-west of England.