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Leafy Lousewort
Pedicularis racemosa
About Leafy Lousewort (Pedicularis racemosa) 0 Nurseries Carry This Plant Pedicularis racemosa is a species of flowering plant in the broomrape family 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 is a small raceme 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. Media related to Pedicularis racemosa at Wikimedia Commons
Plant Description
Plant Type
Plant Type
Perennial herb

2.6 ft tall

Flower Color
Flower Color
White, Purple, Red

Wildlife Supported

Butterflies & moths hosted ( 3 likely * ) SHOW ALL

Landscaping Information
Natural Setting
Annual Precipitation: 15.0" - 109.8", Summer Precipitation: 1.20" - 3.75", Coldest Month: 28.9" - 44.0", Hottest Month: 47.2" - 69.3", Humidity: 1.01" - 20.69", Elevation: 1177" - 8910"

Alternative Names
Common Names: Sickletop Lousewort

Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora

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