anther

Pepper saxifrage Silaum silaus with detail of individual flower

Perforated St Johns wort Hypericum perforatum showing flowers and leaves

Pheasants eye Adonis annua with pinnate leaves and red flowers

Phlox flowering head

Diagram of a pinnate leaf

Diagram of a Pollinia and within an orchid flower

Pondweed Potamogeton praelongus with seeds held erect out of the water and lanceolate leaves underwater

Poppy Papaver rhoeas with bud, seed capsule, and leaf

Potato Solanum tuberosum in flower with badly damaged leaves with Colorado beetle Leptinotarsa decemlineata on the leaf and also cut to white beetle. Egg, larva, and pupa

Opposite leaf diagram using nettle as example

Potato Solanum tuberosum in flower with potato tubers amongst the roots

Oxeye daisy Leucanthemum vulgare with flowers and bud

Oxlip Primula elatior

Diagram of a palmate leaf

Diagram of a panicle of flowers

Parsley Petroselinum crispum sprig and sprig with bud

Mountain avans Dryas octopetala plant with flowrs and detail of a lone seed head

Mountain everlasting flower Antennaria dioica with flowers growing from a basal rosette and a second basal rosette growing from the main plant by adventitious growth

Mountain pansy Viola lutea with a dales landscape behind

Mountain pansy Viola lutea with several flowers and showing the different leaf shapes

Nigella and Scabious bouquet with Nigella seed pods

Node diagram

Clover root nodule diagram

Oak bark Quercus robur study