Pedicularis racemosa
Encyclopedia
Pedicularis racemosa is a species of flowering plant in the broomrape family
Orobanchaceae
Orobanchaceae, the broomrape family, is a family of flowering plants of the order Lamiales, with about 90 genera and more than 2000 species. Many of these genera were formerly included in the family Scrophulariaceae sensu lato...

 known by the common names sickletop lousewort and leafy lousewort. It is native to western North America, where it grows in coniferous forests. This is a perennial herb producing several stems up to 80 centimeters tall, greenish to dark red in color. The leaves are up to 10 centimeters long, linear in shape and lined with teeth. The inflorescence
Inflorescence
An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified...

 is a small raceme
Raceme
A raceme is a type of inflorescence that is unbranched and indeterminate and bears pedicellate flowers — flowers having short floral stalks called pedicels — along the axis. In botany, axis means a shoot, in this case one bearing the flowers. In a raceme, the oldest flowers are borne...

of flowers occupying the top of the stem. Each white to light purple or yellow flower is up to 1.6 centimeters long and is divided into a curved or coiled beak-like upper lip and a wide three-lobed lower lip. The fruit is a capsule over a centimeter in length containing smooth seeds.

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