From Biology-Online Dictionary | Biology-Online Dictionary


Origin: L. Rock lichen, orchil, used as a red dye, red or purple colour, disguise, deceit.

1. A paint; a dye; also, false show.

2. (Science: botany) a genus of tough, leathery seaweeds, usually of a dull brownish green colour; rockweed.

Formerly most marine alg? were called fuci.