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A flower having only one set of sexual organs (unisexual), either stamens or pistils (male or female).

A flower lacking one or more whorls of principal parts: sepals, petals, stamens or pistils.

Not opening upon maturity and ripening along its sutures (seams) or pores.

a flower's ovary position when located below the attachment of the sepal, petal, and stamen whorls

The flowering part of a plant; a group or cluster of flowers arranged on an axis/stem that is composed of a main stalk, and often having a complex arrangement of branches.

A group or cluster of fruits arranged on an axis/stem that is composed of a main stalk, and often having a complex arrangement of branches. An infructescence is a result of an inflorescence of flowers successfully maturing to fruit.

Insect-eating - by way of trapping and digesting them for nutrients.

The portion of a stem between two nodes.

(involucre) referring to tissue or a structure that surrounds and/or supports a cluster of flowers, such as the layers of phyllaries that surround a flower head in the daisy family (Asteraceae)

A whorl of bracts subtending a flower or flower cluster, such as for sunflowers.