[Louseworts: The Genus Pedicularis in Mt. Adams Country]

Ram's-horn Lousewort, Ram's Horn Pedicularis, Sickletop Lousewort, Sickle-top Lousewort, White Sickletop Lousewort

Pedicularis racemosa

Synonyms: Pedicularis racemosa ssp. albida, Pedicularis racemosa ssp. alba, Pedicularis racemosa ssp. racemosa, Pedicularis racemosa var. alba, Pedicularis racemosa var. racemosa

Flower of Sickletop Lousewort, Ram's-horn Lousewort: Pedicularis racemosa var. racemosa (Synonym: Pedicularis racemosa ssp. racemosa)

The photo above shows a close-up frontal view of the flower of sickletop lousewort as seen in Bird Creek Meadows along the Round the Mountain Trail #9, Mt. Adams.........July 19, 2007. Note the 3 broad lobes of the lower lip, while the upper two petals are fused to form a unit not unlike an elephant's trunk.

Sickletop Lousewort, Ram's-horn Lousewort: Pedicularis racemosa var. racemosa (Synonym: Pedicularis racemosa ssp. racemosa)

The photo above shows a close-up sideview of the calyx of sickletop lousewort as seen in Bird Creek Meadows along the Round the Mountain Trail #9, Mt. Adams........July 19, 2007.

Ram's Horn Pedicularis, Sickletop Lousewort, Sickle-top Lousewort, White Sickletop Lousewort: Pedicularis racemosa (Synonyms: Pedicularis racemosa ssp. albida, Pedicularis racemosa ssp. alba, Pedicularis racemosa ssp. racemosa, Pedicularis racemosa var. alba, Pedicularis racemosa var. racemosa) - Ram's Horn Pedicularis, Sickletop Lousewort, Sickle-top Lousewort, White Sickletop Lousewort: Pedicularis racemosa (Synonyms: Pedicularis racemosa ssp. albida, Pedicularis racemosa ssp. alba, Pedicularis racemosa ssp. racemosa, Pedicularis racemosa var. alba, Pedicularis racemosa var. racemosa)

Sickletop lousewort as seen along the Round the Mountain Trail #9 east of the South Climb Trail, Mt. Adams Wilderness.........August 13, 2017.

Sickletop Lousewort, Ram's-horn Lousewort: Pedicularis racemosa var. racemosa (Synonym: Pedicularis racemosa ssp. racemosa)

The photo above shows sickletop lousewort as seen in Bird Creek Meadows along the Round the Mountain Trail #9, Mt. Adams.........July 19, 2007.

Leaf and flower of Sickletop Lousewort, Ram's-horn Lousewort: Pedicularis racemosa var. racemosa (Synonym: Pedicularis racemosa ssp. racemosa)

The photo above shows a close-up view of the toothed leaf and flower of sickletop lousewort, photographed in meadows immediately north of Hellroaring Creek adjacent to the Island Springs Trail #66 on Yakama Nation lands at the southeastern corner of Mt. Adams.........July 17, 2005. The flower of this variety is pink to purplish with the strongly curved, narrow upper lip often touching the twisted, wide lower lip as seen in the photo. The similar white-flowered sickletop lousewort has white flowers rather than the pink to purplish flowers of this variety.

Leaf of Sickletop Lousewort, Ram's-horn Lousewort: Pedicularis racemosa var. racemosa (Synonym: Pedicularis racemosa ssp. racemosa)

The photo above shows a close-up view of the toothed leaf of sickletop lousewort, photographed in meadows immediately north of Hellroaring Creek adjacent to the Island Springs Trail #66 on Yakama Nation lands at the southeastern corner of Mt. Adams..........July 17, 2005. This the only species of lousewort in the Cascades to have simple leaves. The blades are roughly lanceolate in outline.

Sickletop Lousewort, Ram's-horn Lousewort: Pedicularis racemosa var. racemosa (Synonym: Pedicularis racemosa ssp. racemosa)

The photo above shows the upper stem, simple, serrate leaves and pinkish flowers of sickletop lousewort, photographed in meadows immediately north of Hellroaring Creek adjacent to the Island Springs Trail #66 on Yakama Nation lands at the southeastern corner of Mt. Adams........July 17, 2005. Note that the flowers arise singly from the upper leaf axils.

Sickletop Lousewort, Ram's-horn Lousewort: Pedicularis racemosa var. racemosa (Synonym: Pedicularis racemosa ssp. racemosa)

The photo above shows a cluster of sickletop lousewort as seen along the Shorthorn Trail #16 in the Mt. Adams Wilderness..........August 24, 2008.

Ram's Horn Pedicularis, Sickletop Lousewort, Sickle-top Lousewort, White Sickletop Lousewort: Pedicularis racemosa (Synonyms: Pedicularis racemosa ssp. albida, Pedicularis racemosa ssp. alba, Pedicularis racemosa ssp. racemosa, Pedicularis racemosa var. alba, Pedicularis racemosa var. racemosa) - Ram's Horn Pedicularis, Sickletop Lousewort, Sickle-top Lousewort, White Sickletop Lousewort: Pedicularis racemosa (Synonyms: Pedicularis racemosa ssp. albida, Pedicularis racemosa ssp. alba, Pedicularis racemosa ssp. racemosa, Pedicularis racemosa var. alba, Pedicularis racemosa var. racemosa)

Sickletop lousewort as seen along the Round the Mountain Trail #9 in Bird Creek Meadows, Mount Adams..........July 20, 2015.

Ram's Horn Pedicularis, Sickletop Lousewort, Sickle-top Lousewort, White Sickletop Lousewort: Pedicularis racemosa (Synonyms: Pedicularis racemosa ssp. albida, Pedicularis racemosa ssp. alba, Pedicularis racemosa ssp. racemosa, Pedicularis racemosa var. alba, Pedicularis racemosa var. racemosa)

Sickletop lousewort blooming along the Round the Mountain Trail #9 in Bird Creek Meadows, southeast side of Mount Adams..........August 13, 2013.

Paul Slichter