Britannica.com:Encyclopedia article aboutperennial Last Updated: 15 Feb 2025 - Updated example sentences Love words? Need even more definitions? Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
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For the purposes of this Ordinance, annual grasses that do not regenerate after winter, ornamental plants or shrubs that do not offer effective Erosion and Sediment protection, and plants that are not suitable for the expected growing conditions on the site shall not be considered Perennial ...
Nematode means invertebrate animals of the phylum nemathelminthes, and class nematoda, i.e., unsegmented round worms with elongated, fusiform, or saclike bodies covered with cuticle, and inhabiting soil, water, plants, or plant parts, may also be called nemas or eelworms. ...
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After validation of the infection status of the experimental vines by high-throughput sequencing, the transcriptomic and metabolomic profiles in plants infected with the two viral strains were tested and compared by RNA-Seq and LC-MS, respectively, in the differentiating grapevine genotype. In vines ...
Perennial, any plant that persists for several years, usually with new herbaceous growth from a part that survives from growing season to growing season. Trees and shrubs, including all gymnosperms (cone-bearing plants), are perennials, as are some herba
SciencePlants vine plant Print Also known as: climber, climbing plant Written and fact-checked by The Editors of Encyclopaedia Britannica Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content ...