Orobanchaceae

Hairy lousewort

Pedicularis hirsuta L.

Family: Orobanchaceae
Genus: Pedicularis

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Hairy lousewort (Pedicularis hirsuta) — FlowerPhoto: William Stephens, CC BY 4.0, from iNaturalist

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Common names

By language (7)

English: Hairy lousewort
Finnish: Karvakuusio
mul: P. hirsuta
Norwegian Bokmål: Lodnemyrklegg
Norwegian Nynorsk: Lodnemyrklegg
Russian: Мытник волосистый
Swedish: Fjällspira

Synonyms

Pedicularis arctica Adams ex Steven
Pedicularis hirsuta f. albiflora Abrom.
Pedicularis hirsuta f. bracteosa Kurtz
Pedicularis hirsuta f. hirsuta

Flowers

In flower: June to July (from 144 flowering iNaturalist observations worldwide)

Characteristics

Growth habit: Forb/herb
Lifespan: Perennial
In the US and Canada: Alaska: native, Canada: native, Greenland: native

Photos

FlowerPhoto: William Stephens, CC BY 4.0, from iNaturalist
FlowerPhoto: Marko Tähtinen, CC BY-SA 4.0, from iNaturalist
FlowerPhoto: Ingvild Riska, CC BY 4.0, from iNaturalist
FlowerPhoto: Piotr Lukasik, CC BY 4.0, from iNaturalist
Photo: Alinja, CC BY-SA 3.0, from Wikimedia Commons
Photo: steve b, CC0, from iNaturalist
Photo: Kim Hansen, CC BY-SA 3.0, from Wikimedia Commons
Photo: Eero Koskinen, CC BY 4.0, from iNaturalist
Photo: Kim Hansen, CC BY-SA 3.0, from Wikimedia Commons
Photo: Pål A. Olsvik, CC BY 4.0, from iNaturalist
Photo: Bjoertvedt, CC BY-SA 3.0, from Wikimedia Commons
Photo: Bjoertvedt, CC BY-SA 3.0, from Wikimedia Commons

More in Pedicularis

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.