RHUBARB

Leaves are poisonous

• Altercation

• Argument

• Controversy

• Diamond disorder, e.g.

• Dustup

• Fray

• Melee on the field

• Quarrel

• Row

• Spat

• Spat on the field

• Squabble

• Tart tart filling, perhaps

• Tart tart ingredient

• Tiff

• Long pinkish sour leafstalks usually eaten cooked and sweetened

• Plants having long green or reddish acidic leafstalks growing in basal clumps

• Stems (and only the stems) are edible when cooked