植物的科学分类英文版

ScientificClassificationofPlantsTaxonomy•Thescienceofclassifyingandidentifyingplants•Scientificnamesareusedbecausethesamecommonnameisusedfordifferentplantsindifferentareasoftheworld.KarlvonLinne•SwedishbotanistthatdevelopedthebinomialsystemofnamingplantsusingtwoLatinwordstoindicatethegenusandspecies.•LinnechangedhisnametotheLatinnameCarolusLinneaus.ScientificNames•Latinisthelanguageusedforscientificclassification.•Thefirstwordisthegenusandthesecondwordisthespecies.Ifthereareadditionalwords,theyindicateavarietyorcultivar.Genusvs.Species•Plantsinthesamegenushavesimilarcharacteristics.•Plantsinthesamespeciesconsistentlyproduceplantsofthesametype.ScientificClassification•ThebroadestcategoryofscientificclassificationistheKingdom--eitherplantoranimal.•Thebroadestcategoryintheplantkingdomisdivisionorphylum.Divisions•Thefourmostimportantdivisionsoftheplant(Plantae)kingdomare:–Thallophites:algae,fungi,andlichens–Bryophytes:mosses–Pteridophytes:ferns–SpermatophytesThallophytesBryophytesPteriophytesSpermatophytes•Containsfloweringorseed-bearingplants•Twosubdivisionsare:–Gymnosperms:Seedsarenotinanovarytheyareinacone.–Angiosperms:Seedsareenclosedinanovary(fruit),thereforefloweringplantsGymnospermsAngiospermsAngiospermsCommonPlantGenus•Pinus-Pine•Acer-Maple•Ilex-Holly•Ficus-fig•Cornus-dogwood•Rhododendron-rhododendron•Quercus-oakDiversity:TheSpiceofLife