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1 Plant annual, erect, 1.0-1.5 meters tall; lower and middle cauline (unifoliolate) leaves oblong or oblong-elliptical, 3.0-6.5 cm long, 2.0-3.0 cm wide; upper cauline leaves reduced, 2.5-4.0 cm long, 0.25-1.5 cm wide; loments without septa between the segments
1 Plant perennial, procumbent to ascending, < 0.5 m tall; lower and middle cauline (unifoliolate) leaves orbicular to broadly oblong, 1.5-3.0 cm long, 1.0-2.0 cm wide; upper cauline leaves lanceolate, 1.0-3.0 cm long, 0.25-1.0 cm wide; loments with septa between the segments