Corymb is a botanical term for an inflorescence with the flowers growing in such a fashion that the outermost are borne on longer pedicels than the inner, bringing all flowers up to a common level. A
Iberis umbellata or candytuft (racemose corymb)
Sambucus nigra or elder (cymose corymb)
In botany, an umbel is an inflorescence that consists of a number of short flower stalks that spread from a common point, somewhat like umbrella ribs. The word was coined in botanical usage in the 159
Compound umbel of a hemlock-parsley, Conioselinum pacificum (Apiaceae)
Compound umbel of a wild carrot, Daucus carota (Apiaceae)
Simple umbel of Fatsia japonica (Araliaceae)
Involucrate simple umbels of Primula veris