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O

Oviposition

Expulsion of the egg from the oviduct to the external environment.
Entry link: Oviposition

Oxalidaceae

Wood Sorrel Family. Comprised of 5 genera and about 570 species of annual or perennial herbs, shrubs and small trees that are primarily grown as ornamentals. Members of this family usually have flowers with five petals, ten stamens in two rings of five, a superior seed capsule with five parts, and no stipules. They often have a fleshy aril to fling the seed from the pod and often have folded leaflets.
Entry link: Oxalidaceae

P

Palmate

With subunits or lobes arising from a single point.
Entry link: Palmate

Panicle

A branching inflorescence or flower cluster that is broad at the base and tapers towards the top.
Entry link: Panicle

Papaveraceae

Poppy Family. Comprised of 44 genera and 825 species. Most are annual or perennial herbaceous plants but there are also some woody shrubs and small tropical trees. Members of this family usually have two sepals enclosing the flower bud, which fall off when it opens, four brightly-coloured petals, many stamens and a rounded seed pod forming inside the flower.
Entry link: Papaveraceae

Pappus

Hairs, scales or bristles on the top of the avary and seed.
Entry link: Pappus

Percidae

Perch Family. Includes perches, walleyes and darters. Comprised of 11 genera and more than 200 species that prefer fresh and brackish waters of the Northern Hemisphere. Characterized by having a dorsal fin split into two which are normally separated or have a narrow connection.

Entry link: Percidae

Perennial

Refers to plants that grow consistently between seasons and do not require additional reproduction to continue growth.
Entry link: Perennial

Perfoliate

Attached through the underside of the blade near the base, as if passing through the leaf.
Entry link: Perfoliate

Perigynium

Sac-like structure encasing the female flower with a single ovary.
Entry link: Perigynium


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