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perennial/per·en·ni·al/ (pah-ren´e-al) lasting through the year or for several years.
perenniala plant that lives from year to year in a form other than seed. Plants with woody stems are generally perennials (e.g. trees, shrubs and woody vines), but so too are many herbaceous plants (e.g. dandelion, daisy and plantain), in which the aerial parts die back during the winter leaving perennating organs (e.g. tubers, corms and bulbs) underground.
Present at all seasons of the year.
Mentioned in: Corticosteroids, Inhaled
a plant with a life cycle of more than one year.
perennial urochloa grass