rhubarb
Plant
Hardy perennial
2-3' height and spread
Leaf
Large leaves, up to 2' or longer
Broadly ovate to nearly heart-shaped
Rosette arrangement
Blade is toxic
Flower
Large, in dense clusters from center stalk
White to greenish-white
Non-desirable, usually removed as they form
Petiole
Leaf stalks 1-2" in diameter
Edible
Green, pink, red
Blade of leaf is toxic