Word Meaning

Meaning of "valonia" and the crossword clue

- The acorn cup of two kinds of oak (Quercus macrolepis, and Q. vallonea) found in Eastern Europe. It contains abundance of tannin, and is much used by tanners and dyers.
- A genus of marine green algae, in which the whole frond consists of a single oval or cylindrical cell, often an inch in length.