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


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


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


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


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


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


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


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


The stalk portion of a leaf.
Entry link: Petiole


Northern Lamprey Family. Comprised of 8 genera and about 43 species. Characterized by their elongate, cylindrical shape, no jaw and a disk-shaped mouth. Nonparasitic species live exclusively in freshwater, while parasitic species live in both fresh and marine environments.

Entry link: Petromyzontidae

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