KEY TO THE SPECIES

1Bracteoles minute, not exceeding the pedicels, at most short-puberulous. Calyx 3 5-4.5 mm long, the lower half of the tube lax short-hairy, the teeth bristly-ciliate. Corolla 3.5-4.5 mm.
1'Bracteoles involucrate, mostly far exceeding the pedicels, densely patently long-hairy. Calyx 4-10 mm long, long-hairy. Corolla 6-14 mm