BRACHYRAMPHUS
DC.
KEY TO THE SPECIES
1a. Radical leaves usually obovate or orbicular, entire or rarely sparsely dentate at margins | 1. Lactuca remotiflora |
b. Radical leaves usually oblong or oblanceolate, pinnatitid or runcinate-pinnatitid, usually sharply serrate with spinous and white cartilaginous teeth | 2. Lactuca runcinata |