A chemical substance used to kill or control pests, including insects, fungi, and weeds, often applied to crops or plants.

A thin, typically colorful leaf structure of a flower that surrounds the reproductive organs, attracting pollinators.

Resembling a petal in appearance or function, often referring to non-petal parts of a flower that mimic petals.

Relating to the petiole, the stalk that attaches a leaf to the stem of a plant.

Having a petiole; describing a leaf that is attached to the stem by a stalk.

Relating to the pericarp, the outer covering of a fruit that surrounds and protects the seeds.

Referring to structures that resemble the pericarp, or fruit wall, in form or function.

Describing a flower where the ovary is surrounded by a cup-like structure or a floral disk.

A type of flower structure where the ovary is situated within a cup-like structure but remains distinct from the perianth.

A tissue that surrounds the embryo within a seed, typically found in some plants like the pepper family.