Annual to perennial herbs with leaves opposite or whorled, entire, toothed or pinnatifid exstipulate.  Flowers small, in dense bracted and involucrate heads or interrupted spikes.  Calyx cup-shaped, discoid or divided into spreading bristles.  Corolla limb 4-5 lobed.  Stamens 2-4 inserted on throat of corolla.  Ovary inferior, 1-loculed; style filiform; stigma simple.  Ovule 1.  Fruit an achene. (Munz, Flora So. Calif. 395)


Upper Newport Bay species within the family:


Dipsacus fullonum