What supports Queen Alexandra’s Sulphur
361
native plants
support it in the US
320
caterpillar hosts
41
flowers
support it in the US
Caterpillar hosts All
320 native plants its caterpillars eat, most recorded first.
-
Santa Barbara Milkvetch
Astragalus trichopodus
-
Douglas' Milkvetch
Astragalus douglasii
-
Lambert's Locoweed
Oxytropis lambertii
-
Timber Milkvetch
Astragalus miser
-
Showy Locoweed
Oxytropis splendens
-
Two-seeded Milkvetch
Astragalus didymocarpus
-
Braunton's Milkvetch
Astragalus brauntonii
-
Salton Milkvetch
Astragalus crotalariae
Nectar plants All
41 native plants whose flowers it visits, most recorded first.
-
Hairy False Goldenaster
Heterotheca villosa
-
White-leaved Cinquefoil
Potentilla pulcherrima
-
Aspen Fleabane
Erigeron speciosus
-
Prairie-rocket Wallflower
Erysimum asperum
-
Hooker's Thistle
Cirsium hookerianum
-
Nodding Dwarf Sunflower
Helianthella quinquenervis
-
Hillside Arnica
Arnica fulgens
-
Black-eyed Susan
Rudbeckia hirta