Sentence Examples with the word epicalyx

In Potentilla and allied genera an epicalyx is formed by the development of stipules from the sepals, which form an apparent outer calyx, the parts of which alternate with the true sepals.

In some Rosaceous plants an epicalyx is present, due to the formation of stipulary structures by the sepals.

When the flower is sessile the bracts are often applied closely to the calyx, and may thus be confounded with it, as in the order Malvaceae and species of Dianthus and winter aconite (Eranthis), where they have received the name of epicalyx or calyculus.

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In Malvaceae an epicalyx is formed by the bracteoles.