The Texas Ash or Mountain Ash (Fraxinus texensis) is of the ash genus Fraxinus. It is native primarily to Texas hardwood forests, Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms. ... Divisions Land plants (embryophytes) Non-vascular plants (bryophytes) Hepatophyta - liverworts Anthocerophyta - hornworts Bryophyta - mosses Vascular plants (tracheophytes) Lycopodiophyta - clubmosses Equisetophyta - horsetails Pteridophyta - true ferns Psilotophyta - whisk ferns Ophioglossophyta - adderstongues Seed plants (spermatophytes) †Pteridospermatophyta - seed ferns Pinophyta - conifers Cycadophyta - cycads Ginkgophyta - ginkgo Gnetophyta - gnetae Magnoliophyta - flowering plants Adiantum pedatum (a fern... Classes Magnoliopsida - Dicots Liliopsida - Monocots The flowering plants (also angiosperms or Magnoliophyta) are one of the major groups of modern plants, comprising those that produce seeds in specialized reproductive organs called flowers, where the ovulary or carpel is enclosed. ... Orders see text Dicotyledons or dicots are flowering plants whose seed contains two embryonic leaves or cotyledons. ... Families See text The Order Lamiales is a taxon in the asterid group of dicotyledonous flowering plants. ... Genera Abeliophyllum - Chionanthus - Fringetree Fontanesia - Forestieria - Swamp-privet Forsythia - Forsythia Fraxinus - Ash Jasminum - Jasmine Ligustrum - Privet Notelaea - Nyctanthes - Olea - Olive Osmanthus - Osmanthus Phillyrea - Mock-privet Picconia - Schrebera - Syringa - Lilac Oleaceae, the olive family, is a plant family containing 24 genera of woody plants, including shrubs, trees and vines. ... Species Many, see text. ... In biology, binomial nomenclature is a standard convention used for naming species. ... A painting of Carolus Linnaeus Carl Linnaeus, also known after his ennoblement as Carl von Linné (   listen?), and who wrote under the Latinized name Carolus Linnaeus (May 23, 1707 – January 10, 1778), was a Swedish botanist who laid the foundations for the modern scheme of taxonomy. ... Species Many, see text. ... Prior to 1821, Texas was part of the Spanish colony of New Spain. ... Beech is a typical temperate zone hardwood The term hardwood designates wood from angiosperm trees. ... A dense growth of softwoods (a forest) in the Sierra Nevada Range of Northern California A forest (a. ...

This tree, like all ashes, is dioecious, with male and female flowers being borne on separate trees. In biology, Dioecious is an adjective which indicates the exisistence of separate sexes in a species of organisms. ...