• Aeschynomene americana (Joint Vetch or Shy-Leaf).  Barred Sulphur host plant.
• Agalinis fasciculata (Cluster-Leaf Gerardia or False Foxglove).  Common Buckeye host plant.
• Amorpha fruticosa (Bastard Indigo).  Silver-Spotted Skipper host plant.
• Amphicarpa bracteata (Hog Peanut).  Silver-Spotted and Long-Tailed skipper host plant.
• Amyris elemifera (Torchwood).  Giant Swallowtail.
• Apios americana (Ground Nut).  Silver-Spotted Skipper host plant.
• Aristolochia serpentaria (Snake Root). Pipevine Swallowtail and Tailless Swallowtail.
• Asclepias incarnata (Pink Swamp Milkweed). Queen, Monarch, and Soldier host plants.
• Asclepias perennis (White Swamp Milkweed). Queen, Monarch, and Soldier.
• Asclepias tuberosa subsp. rolfsii (Southern Butterfly Weed), Queen, Monarch, and Soldier.
• Asimina incarnata (Flag Pawpaw). Zebra Swallowtail.
• Asimina obovata (Scrub Pawpaw). Zebra Swallowtail.
• Asimina parviflora (Small-Fruited Pawpaw). Zebra Swallowtail.
• Asimina reticulata (Flatwoods Pawpaw). Zebra Swallowtail.
• Asimina triboba (Dog  Banana or Ornamental Pawpaw). Zebra Swallowtail.
• Bacopa monnieri (Water Hyssop).  White Peacock host plant.
• Boehmeria cylindrica (False Nettle).  Red Admiral host plant.
• Callirhoe involucrata (Poppy Mallow). Checkered Skipper.
• Canna flaccida is our native species with yellow flowers. Canna Skipper.
• Cardiospermum halicacabum (Balloon Vine, Heart-Seed). Gray Hairstreak and St. Christopher Hairstreak host plant.
• Small-Fruited Balloon-Vine (Cardiospermun microcarpum) has very small pods and occurs in Miami-Dade and Broward counties. Gray Hairstreak and St. Christopher Hairstreak host plant.
• Cassia chapmannii (Bahama Senna).  Sleepy Orange, Cloudless Sulphur, and Orange-Barred Sulphur host plant.
• Cassia fasciculata (Partridge Pea).  Little Sulphur, Cloudless Sulphur, Ceraunus Blue, and Gray Hairstreak host plant.
• Celtis laevigata (Hackberry or Sugarberry). Snout Butterfly, Questionmark, Hackberry Butterfly, and Tawny Emperor host plants.
• Centrosema virginianum (Climbing Butterfly-Pea).  Long-Tailed Skipper host plant.
• Chasmanthium sessiliflorum (Longleaf Spikegrass).  Carolina Satyr host plant.
• Clitoria mariana (Butterfly-Pea).  Long-Tailed Skipper host plant.
• Coccothrinax argentata (Silver Palm). Monk Skipper.
• Desmodium tortuosum (Florida Beggarweed).  Silver-Spotted Skipper, Dorantes Skipper, and Long-Tailed Skipper host plant.
• Desmodium viridiflorum (Velvet-Leaved Tick-Trefoil).  Gray Hairstreak and Long-Tailed Skipper host plant.
• Dyschoriste oblongifolia (Oblongleaf Twinflower).  Common Buckeye.
• Swanp Twinflower (Dyschoriste humistrata). Common Buckeye.
• Erianthus giganteus (Sugarcane Plumegrass).  Clouded Skipper host plant.
• Fraxinus americana (White Ash). Tiger Swallowtail host plant for north Florida.
• Galactia elliottii (White Milk-Pea).  Zarucco Dusky Wing host plant.
• Galactia regularis (Prostrate Milk-Pea).  Ceraunus Blue, Gray Hairstreak, and Zarucco Dusky Wing host plant.
• Gnaphalium obtusifolium (Sweet Everlasting). American Painted Lady host plants.
• Liriodendron tulipifera (Tulip Tree). Tiger Swallowtail.
• Lysiloma latisiliqua (Wild Tamarind).  Large Orange Sulphur and Cassius Blue host plant.
• Magnolia virginiana (Sweet Bay). Tiger Swallowtail.
• Oxypolis filiformis (Water Dropwort). Black Swallowtail.
• Passiflora incarnata (Maypop). Gulf Fritillary, Julia, Zebra Long Wing, and Variegated Fritillary host plants.
• Passiflora multiflora (Many Flowered Passion Flower). Gulf Fritillary, Julia, Zebra Long Wing, and Variegated Fritillary host plants.
• Passiflora suberosa (Corky-Stemmed Passion Flower). Gulf Fritillary, Julia, Zebra Long Wing, and Variegated Fritillary host plants.
• Persea borbonia (Red Bay). Palamedes and Spicebush Swallowtail host plant.
• Silk Bay (Persea humilis). Palamedes and Spicebush Swallowtail host plant.
• Swamp Bay (Persea palustris). Palamedes and Spicebush Swallowtail host plant.
• Phyla nodiflora (Carpetweed, Cape Weed, Matchheads, Creeping Charlie, or Lippia).  Common Buckeye and Phaon Crescent host plant.
• Piscidia piscipula (Jamaica Dogwood).  Hammock Skipper host plant.
• Pithecellobium keyense (Blackbead).  Large Orange Sulphur and Cassius Blue host plant.
• Prunus serotina (Wild Cherry).  Tiger Swallowtail and Red-Spotted Purple host plant.
• Ptelea trifoliata (Wafer Ash, Common Hoptree).  Giant Swallowtail.
• Quercus chapmanii (Chapman’s Oak). Dusky Wing Skipper and White-M Hairstreak host plants.
• Quercus hemispaerica (Laurel Oak). Dusky Wing Skipper and White-M Hairstreak host plants.
• Quercus laevis (Turkey Oak). Dusky Wing Skipper and White-M Hairstreak host plants.
• Quercus myrtifolia (Myrtle Oak). Dusky Wing Skipper and White-M Hairstreak host plants.
• Quercus nigra (Water Oak). Dusky Wing Skipper and White-M Hairstreak host plants.
• Quercus shumardii (Shumard Oak). Dusky Wing Skipper and White-M Hairstreak host plant.
• Quercus stellata var. margaretta (Small Post Oak). Dusky Wing Skipper and White-M Hairstreak host plant.
• Quercus virginiana (Live Oak). Dusky Wing Skipper and White-M Hairstreak host plant.
• Ruellia caroliniensis (Wild Petunia).  Malachite and Common Buckeye.
• Salix caroliniana (Carolina or Coastal Plain Willow). Viceroy and Red-Spotted Purple host plant.
• Black Willow (Salix nigra) occurs only in the northern part of the state. Viceroy and Red-Spotted Purple host plant.
• Sarcostemma clausum (White Vine). Queen, Monarch, and Soldier.
• Sassafras albidum (Sassafras). Palamedes and Spicebush Swallowtail host plant.
• Serenoa repens (Saw Palmetto). Monk Skipper.
• Sesbania punicea (Orange Sesbania).  Zarucco Skipper host plant.
• Stylosanthes hamata (Tropical Pencilflower).  Barred Sulphur host plant.
• Thalia geniculata (Alligator Flag). Canna Skipper.
• Thrinax radiata (Thatch Palm). Monk Skipper.
• Tripsacum dactyloides (Eastern Gamagrass).  Clouded Skipper and Three-Spotted Skipper host plant.
• Ulmus americana (American Elm). Snout Butterfly, Questionmark, Hackberry Butterfly, and Tawny Emperor host plants.
• Winged Elm (Ulmus alata). Snout Butterfly, Questionmark, Hackberry Butterfly, and Tawny Emperor host plants.
• Vigna luteola (Cowpea).  Gray Hairstreak and Long-Tailed Skipper host plant.
• Yucca filamentosa (Stiff-Leaved Bear Grass). Yucca Giant Skipper.
• Zamia pumila (Coontie).  Florida Atala host plant.
• Zanthoxylum clava-herculis (Hercules Club, Toothache Tree).  Giant Swallowtail.
• Zanthoxylum fagara (Wild Lime).  Giant Swallowtail.

Weedy Hostplants
 

Aster dumosus (Bushy Aster).  Pearl Crescent host plant.
Bidens alba var. radiata (Spanish Needles).  Dainty Sulphur host plant.
Buchnera americana (Blueheart).  Common Buckeye host plant.
Desmodium incanum (Creeping Beggarweed).  Gray Hairstreak, Dorantes Skipper, and Longtailed Skipper host plant.
Digitaria sanguinalis (Crabgrass).  Whirlabout Skipper host plant.
Gnaphalium falcatum (Narrow-Leaved Cudweed), Gnaphalium pensylvanicum (Pennsylvania Cudweed), Gnaphalium purpureum (Purple Cudweed).   American Painted Lady host plants.
Herissantia crispa (Bladder Mallow).  Gray Hairstreak host plant.
Indigofera caroliniana.  Ceraunus Blue and Zarucco Skipper host plant.
Lepidium virginicum (Pepper Grass).  Great Southern White, European Cabbage White, and Checkered White host plant.
Linaria canadensis (Toad Flax).  Common buckeye host plant.
Parietaria floridana (Pellitory).  Red Admiral host plant.
Plantago virginica (Southern Plantain).  Common Buckeye host plants.
Ptilimnium capillaceum (Mock Bishop’s Weed).  Black Swallowtail host plants.
Sida acuta (Broomweed), Sida rhombifolia (Indian Hemp).  Gray Hairstreak, Columella Hairstreak, and Checkered Skipper host plants.