Jerusalem Artichoke

(Helianthus tuberosus)

Characteristics

Seedling	Leaves	Flowers	Fruit

Growing habits: Tall, erect perennial herb

Root anatomy: Fibrous roots from taproot; also produces fleshy tuber-bearing rhizomes

Leaf anatomy: Lower leaves oppositely arranged, become alternate further up stem, broadly lanceolate to ovate in shape, margins serrate

Reproduction: Many heads in a corymb, disk florets yellow, bracts usually dark

^{References: Weeds of the South by Charles T. Bryson and Michael S. DeFelice}