viper's grass

NOUN
13 LETTERS · STARTS WITH V

viper's grass is a valid 13-letter word worth 17 points in Scrabble and 20 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
V4I1P3E1R1'0S1G2R1A1S1S1
4 + 1 + 3 + 1 + 1 + 0 + 1 + 0 + 2 + 1 + 1 + 1 + 1 =17 PTS
DOUBLE WORD → 34TRIPLE WORD → 51
MEANING

What does viper's grass mean?

NOUN · 1 SENSE
1

Perennial south European herb having narrow entire leaves and solitary yellow flower heads and long black edible roots shaped like carrots.