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Scalepod is a small, glabrous annual with many leafless stems that are up to 10 cm high. The numerous basal leaves have a long, slender petiole and narrowly elliptic blades that are 5-15 mm long with entire margins or two shallow lobes near the base. Each stem bears a single white flower at the tip. Each flower has 4 red to purple, separate sepals that are ca. 2 mm long, 4 separate petals of the...

Slender Thelypody is an herbaceous biennial or short-lived perennial with solitary, simple or branched stems that are 3-8 dm high and arising from a taproot. The lower leaves are 6-20 cm long and have petioles and broadly lance-shaped, entire-margined blades. The upper leaves are smaller, narrowly arrow-shaped, and they lack petioles. Foliage is glabrous or nearly so and has a thin, waxy coating...

Puzzling Rockcress is a rosette-forming, short-lived perennial with 1 to several erect stems that are 15-40 cm high and which arise from a simple or branched rootcrown. The lance-shaped basal leaves are 2-4 cm long and have petioles and deeply toothed to shallowly lobed margins. Upper stem leaves are smaller and sessile, and the foliage is covered with branched hairs. Stalked flowers occur at th...