Slide 1 Slide 2 LearningLearning OutcomesOutcomes • The need for plant PlantPlant TaxonomyTaxonomy andand classification • Hierarchy of ranks ScientificScientific NamesNames of classification • Rarity Lecture 8 • Endemism • Speciation • California Native Plant Society ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ Slide 3 Slide 4 TheThe NeedNeed forfor PlantPlant ClassificationClassification PlantPlant TaxonomyTaxonomy • Some plants are edible • Linnaeus • Some plants are – Systema Naturae 1735 inedible • Grouped plants (and • Some plants are animals) based upon deadly similar structures • Neolithic cultures • Ordered groups in to a (pre-agriculture) hierarchy dependent upon identifying wild plants • Used Latin • To communicate with • Universal language of others they needed science names ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ Slide 5 Slide 6 MajorMajor PlantPlant GroupsGroups KidsKids andand CarsCars • Kingdom – Plantae • Kids = Kingdom • Disagreement how best to divide • Dodging = Division Divisions and Classes • Cars = Class • Divisions - Bryophyta – – Non-Vascular Plants • On = Order • Mosses, liverworts • Freeways = Family • Vascular Plants • Tracheophyta • Get = Genus – Spore producing Ferns • Splatted = Species • Seed plants – Gymnosperms, ‘naked seeds’ include conifers • Angiosperms ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ Slide 7 Slide 8 OrderOrder AA FamilyFamily AffairAffair • Level above Family • All members of a • Several families family share common grouped in same order ancestry • Suffix – ALES • Recognized by similar • Rosales structures – Moraceae – Fig Family • Flowers, fruit leaves – Rosaceae – Rose family – Rhamnaceae – • Family ending aceae Buckthorn family • E.g. Ericaceae • Cucurbitales - • All have bell shaped Squashes flowers Enkianthus campanulatus ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ Slide 9 Slide 10 AllAll inin thethe FamilyFamily GenusGenus • Reproductive structures • Always capitalized • Flower anatomy • Contains one to many • Basis for different species classification • Generally descriptive • Rosaceae • Eucalyptus = true – Silverweed capsule describing woody fruit – Cotoneaster – Blackberry • 700 different species ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________