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73 Subcategories

• Anthocerotales, order Anthocerotales go
  hornworts
  
• Andreaeales, order Andreaeales go
  comprises a single genus: Andreaea
  
• Bryales, order Bryales go
  category used in some classification systems for mosses having the spore case separated from the capsule wall by a hollow intercellular space
  
• Dicranales, order Dicranales go
  widely distributed order of mosses with erect gametophores and sporophytes at the tips of stems
  
• Eubryales, order Eubryales go
  mosses with perennial erect gametophores and stems with rows of leaves and drooping capsules
  
• Sphagnales, order Sphagnales go
  coextensive with the genus Sphagnum
  
• Jungermanniales, order Jungermanniales go
  large order of chiefly tropical liverworts
  
• Marchantiales, order Marchantiales go
  liverworts with gametophyte differentiated internally
  
• Sphaerocarpales, order Sphaerocarpales go
  small order sometimes included in the order Jungermanniales
  
• Gnetales, order Gnetales go
  chiefly tropical or xerophytic woody plants
  
• Cycadales, order Cycadales go
  primitive tropical gymnosperms abundant in the Mesozoic, now reduced to a few scattered tropical forms
  
• Bennettitales, order Bennettitales go
  fossil gymnospermous plants of the Carboniferous
  
• Cycadofilicales, order Cycadofilicales, Lyginopteridales, order Lyginopteridales go
  fossil gymnospermous trees or climbing plants from the Devonian: seed ferns
  
• Cordaitales, order Cordaitales go
  extinct plants having tall arborescent trunks comparable to or more advanced than cycads
  
• Coniferales, order Coniferales go
  profusely branching and chiefly evergreen trees and some shrubs having narrow or needlelike leaves
  
• Taxales, order Taxales go
  coextensive with the family Taxaceae: yews
  
• Ginkgoales, order Ginkgoales go
  coextensive with the family Ginkgoaceae: plants that first appeared in the Permian and now represented by a single surviving species
  
• Ranales, order Ranales, Ranunculales, order Ranunculales go
  herbs, shrubs and trees: includes families Ranunculaceae
  
• Myricales, order Myricales go
  coextensive with the family Myricaceae
  
• Arales, order Arales go
  Araceae
  
• Aristolochiales, order Aristolochiales go
  order of plants distinguished by tubular petaloid perianth and inferior ovary
  
• Caryophyllales, order Caryophyllales, Chenopodiales, order-Chenopodiales go
  corresponds approximately to the older group Centrospermae
  
• Opuntiales, order Opuntiales go
  coextensive with the family Cactaceae: cactuses
  
• Rhoeadales, order Rhoeadales, Papaverales, order Papaverales go
  an order of dicotyledonous plants
  
• Campanulales, order Campanulales go
  an order of plants of the subclass Asteridae including: Campanulaceae
  
• Orchidales, order Orchidales go
  order of plants with irregular flowers having minute seeds: Orchidaceae
  
• Primulales, order Primulales go
  Primulaceae
  
• Plumbaginales, order Plumbaginales go
  coextensive with the family Plumbaginaceae
  
• Graminales, order Graminales go
  grasses
  
• Pandanales, order Pandanales go
  families Typhaceae
  
• Malvales, order Malvales go
  Malvaceae
  
• Umbellales, order Umbellales go
  plants having umbels or corymbs of uniovulate flowers
  
• Proteales, order Proteales go
  coextensive with the family Proteaceae
  
• Casuarinales, order Casuarinales go
  order of chiefly Australian trees and shrubs comprising the casuarinas
  
• Ericales, order Ericales go
  Ericaceae
  
• Diapensiales, order Diapensiales go
  used in some classifications: coextensive with family Diapensiaceae
  
• Fagales, order Fagales go
  an order of dicotyledonous trees of the subclass Hamamelidae
  
• Gentianales, order Gentianales go
  an order of dicotyledonous plants having gamopetalous flowers
  
• Oleales, order Oleales go
  coextensive with the family Oleaceae
  
• Juglandales, order Juglandales go
  coextensive with the family Juglandaceae
  
• Myrtales, order Myrtales, Thymelaeales, order Thymelaeales go
  Myrtaceae
  
• Musales, order Musales go
  tropical plants
  
• Parietales, order Parietales, Hypericales, order Hypericales go
  a large order of dicotyledonous plants of subclass Dilleniidae
  
• Guttiferales, order Guttiferales go
  used in some classifications
  
• Urticales, order Urticales go
  an order of dicotyledonous plants including Moraceae and Urticaceae and Ulmaceae
  
• Liliales, order Liliales go
  an order of monocotyledonous plants including Amaryllidaceae and Liliaceae and Iridaceae
  
• Palmales, order Palmales go
  coextensive with the family Palmae: palms
  
• Plantaginales, order Plantaginales go
  coextensive with the family Plantaginaceae
  
• Polygonales, order Polygonales go
  coextensive with the family Polygonaceae,
  
• Xyridales, order Xyridales, Commelinales, order Commelinales go
  an order of monocotyledonous herbs
  
• Naiadales, order Naiadales, Alismales, order Alismales go
  an order of aquatic monocotyledonous herbaceous plants
  
• Rosales, order Rosales go
  in some classifications this category does not include Leguminosae
  
• Rubiales, order Rubiales go
  an order of dicotyledonous plants of the subclass Asteridae
  
• Geraniales, order Geraniales go
  an order of plants of subclass Rosidae including geraniums and many other plants
  
• Salicales, order Salicales go
  coextensive with the family Salicaceae
  
• Santalales, order Santalales go
  order of plants distinguished by having a one-celled inferior ovary
  
• Sapindales, order Sapindales go
  an order of dicotyledonous plants
  
• Ebenales, order Ebenales go
  trees or shrubs of the families Ebenaceae or Sapotaceae or Styracaceae or Symplocaceae
  
• Sarraceniales, order Sarraceniales go
  plants that are variously modified to serve as insect traps: families Sarraceniaceae
  
• Polemoniales, order Polemoniales go
  Polemoniaceae
  
• Scrophulariales, order Scrophulariales go
  used in some classification systems
  
• Ophioglossales, order Ophioglossales go
  coextensive with the family Ophioglossaceae
  
• Rhamnales, order Rhamnales go
  an order of dicotyledonous plants
  
• Piperales, order Piperales go
  Piperaceae
  
• Filicales, order Filicales, Polypodiales, order Polypodiales go
  true (leptosporangiate) ferns
  
• Marattiales, order Marattiales go
  lower ferns coextensive with the family Marattiaceae
  
• Psilotales, order Psilotales go
  lower vascular plants having dichotomously branched sporophyte divided into aerial shoot and rhizome and lacking true roots
  
• Psilophytales, order Psilophytales go
  Paleozoic simple dichotomously branched plants of Europe and eastern Canada including the oldest known vascular land plants
  
• Equisetales, order Equisetales go
  lower tracheophytes in existence since the Devonian
  
• Lepidodendrales, order Lepidodendrales go
  fossil arborescent plants arising during the early Devonian and conspicuous throughout the Carboniferous
  
• Lycopodiales, order Lycopodiales go
  lower vascular plants coextensive with the family Lycopodiaceae
  
• Selaginellales, order Selaginellales go
  in some classifications included in Lycopodiales
  
• Isoetales, order Isoetales go
  aquatic or marsh-growing fern allies