Dicotyledones

• Gentianales

  An order of dicotyledonous plants having gamopetalous flowers; Gentianaceae; Apocynaceae;...

• Primulales

  Primulaceae; Theophrastaceae; Myrsinaceae; and (in some classifications) Plumbaginac...

• Urticales

  An order of dicotyledonous plants including Moraceae and Urticaceae and Ulmaceae.

• Aristolochiales

  Order of plants distinguished by tubular petaloid perianth and inferior ovary.

• Myricales

  Coextensive with the family Myricaceae.

• Proteales

  Coextensive with the family Proteaceae.

• Casuarinales

  Order of chiefly Australian trees and shrubs comprising the casuarinas; 1 family: ...

• Juglandales

  Coextensive with the family Juglandaceae.

• Plantaginales

  Coextensive with the family Plantaginaceae.

• Polygonales

  Coextensive with the family Polygonaceae,.

• Diapensiales

  Used in some classifications: coextensive with family Diapensiaceae.

• Oleales

  Coextensive with the family Oleaceae; in some classifications included in the order Gen...

Bryopsida

• Eubryales

  Mosses with perennial erect gametophores and stems with rows of leaves and drooping c...

• Andreaeales

  Comprises a single genus: Andreaea.

• Dicranales

  Widely distributed order of mosses with erect gametophores and sporophytes at the tips...

• Sphagnales

  Coextensive with the genus Sphagnum; in some classifications isolated in a separate ...

• Bryales

  Category used in some classification systems for mosses having the spore case separated...

Dilleniidae

• Parietales

  A large order of dicotyledonous plants of subclass Dilleniidae.

• Ericales

  Ericaceae; Clethraceae; Diapensiaceae; Epacridaceae; Lennoaceae; Pyrolaceae; Monotropa...

• Malvales

  Malvaceae; Bombacaceae; Elaeocarpaceae; Sterculiaceae; Tiliaceae.

• Rhoeadales

  An order of dicotyledonous plants.

• Guttiferales

  Used in some classifications; coextensive with Parietales.

Coniferopsida

• Coniferales

  Profusely branching and chiefly evergreen trees and some shrubs having narrow or needlelike...

• Cordaitales

  Extinct plants having tall arborescent trunks comparable to or more advanced than cycads;...

• Taxales

  Coextensive with the family Taxaceae: yews.

Hepaticopsida

• Jungermanniales

  Large order of chiefly tropical liverworts.

• Marchantiales

  Liverworts with gametophyte differentiated internally.

• Sphaerocarpales

  Small order sometimes included in the order Jungermanniales.

Arecidae

• Pandanales

  Families Typhaceae; Sparganiaceae; Pandanaceae.

• Arales

  Araceae; Lemnaceae.

• Palmales

  Coextensive with the family Palmae: palms.

Commelinidae

• Xyridales

  An order of monocotyledonous herbs.

• Musales

  Tropical plants.

• Graminales

  Grasses; sedges; rushes.

Rosidae

• Myrtales

  Myrtaceae; Combretaceae; Elaeagnaceae; Haloragidaceae; Melastomaceae; Lecythidaceae; Lythraceae;...

• Umbellales

  Plants having umbels or corymbs of uniovulate flowers; includes the Umbelliferae (chiefly...

Cycadopsida

• Cycadales

  Primitive tropical gymnosperms abundant in the Mesozoic, now reduced to a few scattered...

• Bennettitales

  Fossil gymnospermous plants of the Carboniferous.

Liliidae

• Liliales

  An order of monocotyledonous plants including Amaryllidaceae and Liliaceae and Iridace...

• Orchidales

  Order of plants with irregular flowers having minute seeds: Orchidaceae; Burmanniace...

Caryophyllidae

• Caryophyllales

  Corresponds approximately to the older group Centrospermae.

• Opuntiales

  Coextensive with the family Cactaceae: cactuses.

Also contains

• Ranales

  Herbs, shrubs and trees: includes families Ranunculaceae; Annonaceae; Berberidaceae; Magnoliaceae;...

• Campanulales

  An order of plants of the subclass Asteridae including: Campanulaceae; Lobeliaceae...

• Gnetales

  Chiefly tropical or xerophytic woody plants; practically unknown as fossils but considered...

• Fagales

  An order of dicotyledonous trees of the subclass Hamamelidae.

• Anthocerotales

  Hornworts; liverworts having a thalloid gametophyte; in some classification systems...

• Cycadofilicales

  Fossil gymnospermous trees or climbing plants from the Devonian: seed ferns.

• Ginkgoales

  Coextensive with the family Ginkgoaceae: plants that first appeared in the Permian and...

• Plumbaginales

  Coextensive with the family Plumbaginaceae; usually included in order Primulales.