Linales

(botany) An order of dicotyledonous plants in the subclass Orsidae containing simple-leaved herbs or woody plants with hypogynous, regular, syncarpous flowers having five to many stamens which are connate at the base.

An order of flowering plants, division Magnoliophyta (Angiospermae), in the subclass Rosidae of the class Magnoliopsida (dicotyledons). The order is a coherent group of 5 families and about 550 species. They are simple-leaved herbs or woody plants, with hypogynous, regular, syncarpous flowers that have five to many stamens which are connate at the base. The pollen is trinucleate. Linum usitatissimum (the source of flax fibers and linseed oil) and Erythroxylon coca (the source of cocaine) are well-known members of the Linales. See also Coca; Flax; Magnoliophyta; Magnoliopsida; Rosidae.

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Linales is a botanical name of an order of flowering plants. The Cronquist system used this name for an order placed in subclass Rosidae with the following circumscription (1981) :

• order Linales

  family Erythroxylaceae

  family Humiriaceae

  family Ixonanthaceae

  family Hugoniaceae

  family Linaceae

The APG II system, used here, assigns the plants involved to the order Malpighiales.

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