Noun | 1. | ![]() rosid dicot genus - a genus of dicotyledonous plants Pelargonium graveolens, rose geranium, sweet-scented geranium - any of several southern African geraniums having fragrant three-lobed to five-lobed leaves and pink flowers bedding geranium, fish geranium, Pelargonium hortorum, zonal pelargonium - an upright geranium having scalloped leaves with a broad color zone inside the margin and white or pink or red flowers hanging geranium, ivy geranium, ivy-leaved geranium, Pelargonium peltatum - a commonly cultivated trailing South American plant with peltate leaves and rosy flowers apple geranium, nutmeg geranium, Pelargonium odoratissimum - geranium with round fragrant leaves and small white flowers lemon geranium, Pelargonium limoneum - a common garden geranium with lemon-scented foliage |