Wildflowers Glossary

A B C D E F G H I K L M N O P R S T U V W

Title			Body
Palmate			Describing a leaf with finger-like lobes originating from the same point but not divided to the same extent as digitate.
Panicle			Branched clusters of flowers with stems; an inflorescence which is branched. E.g. Lady's Bedstraw.
Pappus			A tuft of hair on achenes or other fruits that aids in seed dispersal/
Parasite			A plant that derives its nutrition from another living organism and is usually without chlorophyll.
Parasitic			Dependant on its survival on abstracting nutrients from another plant.
Peat			A deposit made from undecayed plant matter.
Pedicel			The stalk of a flower.
Peltate			Shield-shaped having a central stalk rather than one attached at the margin.
Perennial			A plant that lives for three or more years.
Perfoliate			Describing leaves which surround the stem.
Perianth			The floral envelope or outer part of a flower; the sterile parts of a flower.
Petal			Fower-leaf forming part of a corolla.
Petiole			The stalk of a leaf.
pH			The measurement of acidity or alkalinity of soil, where 0 is most acidic, 7 is neutral, and 14 is most alkaline
Photosynthesis			The process of the production of food by green plants.
Phototropic			The acquisition of food by photosynthesis.
Pinnate			Leaflets that are arranged on two sides of a single stem.
Pinnately lobed			Leaf with opposite pairs of leaflets e.g. Dandelion leaf.
Pistil			The female ovule-bearing part of a flower composed of ovary and style and stigma. The pistil consists of one or more carpels, each consisting of an ovary, style and stigma. When there is...
Placenta			Structure or area to which ovules are attached in an ovary, variously shaped and positioned. Plural placentae.
Pollen			The powdery grains (male elements) borne in the anthers. More specifically, the pollen grain is the...
Pollinium			A mass of pollen transported during pollination.
Procumbent			Lying on the ground.
Prostrate			Growing very close to the ground.
Pubescent			With downy hairs.

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