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Encyclopedia > Wettstein system

A system of plant taxonomy, the Wettstein system recognised the following main groups, according to This list of systems of plant taxonomy presents “taxonomic systems” used in plant classification. ...

R. Wettstein (4th edition, 1935). Handbuch der Systematischen Botanik.
  • I. phylum Schizophyta
    1. classis Schizophyceae
    2. classis Schizomycetes
  • II. phylum Monadophyta
  • III. phylum Myxophyta
  • IV. phylum Conjugatophyta
  • V. phylum Bacillariophyta
  • VI. phylum Conjugatae
  • VII. phylum Rhodophyta
    1. classis Bangieae
    2. classis Florideae
  • VIII. phylum Euthallophyta
    1. classis Chlorophyceae
    2. classis Fungi
    A. Eumycetes
    1. subclassis Phycomycetes
    2. subclassis Ascomycetes
    3. subclassis Basidiomycetes
    B. Lichenes
    1. subclassis Ascolichenes
    2. subclassis Basidiolichenes
  • IX. phylum Cormophyta
    I. divisio Archegoniatae
    1. subdivisio Bryophyta
    1. classis Musci
    2. classis Hepaticae
    2. subdivisio Pteridophyta
    1. classis Psilophytinae
    2. classis Lycopodiinae
    3. classis Psilotinae
    4. classis Articulatae
    5. classis Filicinae
    II. divisio Anthophyta
    1. subdivisio Gymnospermae
    1. classis Pteridospermae
    2. classis Cycadinae
    3. classis Benettitinae
    4. classis Cordaïtinae
    5. classis Ginkgoinae
    6. classis Coniferae
    7. classis Gnetinae
    2. subdivisio Angiospermae
    1. classis Dicotyledones
    1. subclassis Choripetalae
    A. Monochlamideae
    B. Dialypetalae
    2. subclassis Sympetalae
    2. classis Monocotyledones

Gymnospermae

Species Cycas aculeata Cycas angulata Cycas apoa Cycas arenicola Cycas armstrongii Cycas arnhemica Cycas badensis Cycas balansae Cycas basaltica Cycas beddomei Cycas bifida Cycas bougainvilleana Cycas brachycantha Cycas brunnea Cycas cairnsiana Cycas calcicola Cycas campestris Cycas candida Cycas canalis Cycas chamaoensis Cycas changjiangensis Cycas chevalieri Cycas circinalis Cycas clivicola Cycas... Genera See text The Zamiaceae are a family of cycads that are superficially palm or fern-like. ... Binomial name Ginkgo biloba L. The Ginkgo (Ginkgo biloba), sometimes also known as the Maidenhair tree, is a unique tree with no living relatives. ... Genera Taxaceae sensu stricto Taxus Pseudotaxus Austrotaxus — Cephalotaxaceae Torreya Amentotaxus Cephalotaxus The family Taxaceae, commonly called the yew family, includes three genera and about 7 to 12 species of coniferous plants, or in other interpretations (see Classification, below), six genera and about 30 species. ... Genera Actinostrobus Athrotaxis Austrocedrus Callitris - Cypress-pine Callitropsis - Cypress * (Cupressus) Calocedrus - Incense-cedar Chamaecyparis - Cypress Cryptomeria - Sugi Cunninghamia - Cunninghamia Cupressus - Cypress Diselma - Diselma Fitzroya - Alerce Fokienia - Fujian Cypress Glyptostrobus - Chinese Swamp Cypress Juniperus - Juniper Libocedrus Metasequoia - Dawn Redwood Microbiota - Microbiota Neocallitropsis Papuacedrus * (Libocedrus) Pilgerodendron * (Libocedrus) Platycladus - Chinese Arborvitae Sequoia - Coast... Species See text Ephedra is a genus of gymnosperm shrubs, the only genus in the family Ephedraceae and order Ephedrales. ...

Angiospermae