Mostly south and west.
Flower-heads: large; flat; terminal and composed of both ray and disk flowers. The disk-flowers tubular, yellow or yellowish; the rays bright yellow. Leaves: on petioles, ovate; triple-ribbed, hairy. Stem: five to seven feet high; branched above; hairy. Rootstock: tuberous.
This tall and beautiful species of sunflower has a fancy for rearing itself by old fences, and peeping into the gardens. It seems as though it could hardly resign itself to be severed entirely from civilisation and domesticity. Its tubers are quite large and edible.