Canada Lousewort

Pedicularis canadensis L.

are eaten by

• Global Biotic Interactions: Eosphoropteryx thyatyroides Guenée 1852 (Pink-patched Looper Moth)
• Global Biotic Interactions: Endothenia hebesana Walker 1863 (Verbena Bud Moth)
• Global Biotic Interactions: Euphydryas phaeton Drury 1767 (Baltimore Checkerspot)
• Global Biotic Interactions: Euphydryas phaeton Drury 1767 (Baltimore Checkerspot)
• Global Biotic Interactions: Papilio troilus Linnaeus 1758 (Spicebush swallowtail)

are host of

• Global Biotic Interactions: Betaherpesvirinae
• Global Biotic Interactions: Rodent Cardiovirus
• Global Biotic Interactions: Gammaherpesvirinae
• Global Biotic Interactions: Podosphaera fuliginea (Schltdl.) U. Braun & S. Takam. 2000
• Global Biotic Interactions: Podosphaera fusca (Fr.) U. Braun & Shishkoff 2000

are visited by

• Global Biotic Interactions: Atalantycha bilineata
• Global Biotic Interactions: Bombus ternarius Say 1837 (Tricolored Bumble Bee)
• Global Biotic Interactions: Bombus bimaculatus Cresson 1864 (Two-spotted Bumblebee)
• Global Biotic Interactions: Bombus bimaculatus Cresson 1864 (Two-spotted Bumblebee)
• Global Biotic Interactions: Bombus bimaculatus Cresson 1864 (Two-spotted Bumblebee)

have flowers visited by

• Global Biotic Interactions: Papilio troilus Linnaeus 1758 (Spicebush swallowtail)
• Global Biotic Interactions: Erynnis brizo Boisduval & Le Conte 1832 (Sleepy Duskywing)
• Global Biotic Interactions: Bombus bimaculatus Cresson 1864 (Two-spotted Bumblebee)
• Global Biotic Interactions: Bombus griseocollis (De Geer 1773) (Brown-belted Bumblebee)
• Global Biotic Interactions: Bombus bimaculatus Cresson 1864 (Two-spotted Bumblebee)