-Plants (Kingdom Plantae)

-Vascular Plants (Phylum Tracheophyta)

-Flowering Plants (Subphylum Angiospermae)

-Dicots (Class Magnoliopsida)

-Heathers, Balsams, Primroses, and Allies (Order Ericales)

-Primroses (Family Primulaceae)

-Cape Myrtle Subfamily -Subfamily Myrsinoideae

-Loosestrifes (Genus Lysimachia)

-Pimpernels (Section Anagallis)

-Scarlet Pimpernel (Lysimachia arvensis)

The orange flowers are only open for few hours during the day, and only if there is sun. It has five petals and five stamens, each standing exactly opposite to a leaf. Upon the stamens are a number of delicate, violet hairs, which seem to serve as a bait to insects.