Top native louseworts
22 species, native to the US, ranked by caterpillars, then bees and other hosts, food, flowers and shelter.
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Canadian Lousewort
Pedicularis canadensis
caterpillars
6
food
5
flowers
24
-
Sickletop Lousewort
Pedicularis racemosa
caterpillars
4
food
2
flowers
11
-
Elephant's-Head Lousewort
Pedicularis groenlandica
caterpillars
4
food
1
flowers
10
-
Curved-beak Lousewort
Pedicularis contorta
caterpillars
4
food
1
flowers
6
-
Parry's Lousewort
Pedicularis parryi
caterpillars
4
food
1
flowers
5
-
Bracted Lousewort
Pedicularis bracteosa
caterpillars
4
food
1
flowers
4
-
Giant Lousewort
Pedicularis procera
caterpillars
4
food
1
flowers
4
-
Warrior's Plume
Pedicularis densiflora
caterpillars
3
food
2
flowers
6
-
Dwarf Lousewort
Pedicularis centranthera
caterpillars
3
food
2
flowers
3
-
Scalloped-leaved Lousewort
Pedicularis crenulata
caterpillars
3
flowers
4
-
Little Elephant's Head
Pedicularis attollens
caterpillars
3
flowers
2
-
Pinewoods Lousewort
Pedicularis semibarbata
caterpillars
3
flowers
2
-
Dudley's Lousewort
Pedicularis dudleyi
caterpillars
2
food
1
flowers
3
-
Ducksbill Lousewort
Pedicularis ornithorhynchos
caterpillars
2
food
1
flowers
2
-
Mount Rainier Lousewort
Pedicularis rainierensis
caterpillars
2
flowers
2
-
Howell's Lousewort
Pedicularis howellii
caterpillars
2
flowers
2
-
Swamp Lousewort
Pedicularis lanceolata
caterpillars
1
food
1
flowers
10
-
Capitate Lousewort
Pedicularis capitata
food
3
flowers
3
-
Woolly Lousewort
Pedicularis lanata
food
3
flowers
2
-
Labrador Lousewort
Pedicularis labradorica
food
3
flowers
2
-
Small-flower Lousewort
Pedicularis parviflora
food
3
flowers
2
-
Furbish's Lousewort
Pedicularis furbishiae