All Species in Asclepias
- Aquatic Milkweed (Asclepias perennis)
- Arizona Milkweed (Asclepias angustifolia)
- Bear Mountain Milkweed (Asclepias scaposa)
- Bract Milkweed (Asclepias brachystephana)
- Butterfly Milkweed (Asclepias tuberosa)
- California Milkweed (Asclepias californica)
- Caribbean Milkweed (Asclepias nivea)
- Carolina Milkweed (Asclepias cinerea)
- Clasping Milkweed (Asclepias amplexicaulis)
- Common Milkweed (Asclepias syriaca)
- Curtiss' Milkweed (Asclepias curtissii)
- Cutler's Milkweed (Asclepias cutleri)
- Desert Milkweed (Asclepias erosa)
- Dwarf Milkweed (Asclepias involucrata)
- Emory's Milkweed (Asclepias emoryi)
- Engelmann's Milkweed (Asclepias engelmanniana)
- Fewflower Milkweed (Asclepias lanceolata)
- Florida Milkweed (Asclepias feayi)
- Fourleaf Milkweed (Asclepias quadrifolia)
- Green Antelopehorn (Asclepias viridis)
- Green Milkweed (Asclepias hirtella)
- Hall's Milkweed (Asclepias hallii)
- Heartleaf Milkweed (Asclepias cordifolia)
- Horsetail Milkweed (Asclepias subverticillata)
- Largeflower Milkweed (Asclepias connivens)
- Lemmon's Milkweed (Asclepias lemmonii)
- Longhood Milkweed (Asclepias macrotis)
- Longleaf Milkweed (Asclepias longifolia)
- Mahogany Milkweed (Asclepias hypoleuca)
- Mead's Milkweed (Asclepias meadii)
- Mexican Whorled Milkweed (Asclepias fascicularis)
- Michaux's Milkweed (Asclepias michauxii)
- Mojave Milkweed (Asclepias nyctaginifolia)
- Nodding Milkweed (Asclepias glaucescens)
- Oval-Leaf Milkweed (Asclepias ovalifolia)
- Pallid Milkweed (Asclepias cryptoceras)
- Pineland Milkweed (Asclepias obovata)
- Pineneedle Milkweed (Asclepias linaria)
- Pinewoods Milkweed (Asclepias humistrata)
- Plains Milkweed (Asclepias pumila)
- Poke Milkweed (Asclepias exaltata)
- Prairie Milkweed (Asclepias sullivantii)
- Prostrate Milkweed (Asclepias prostrata)
- Purple Milkweed (Asclepias purpurascens)
- Red Milkweed (Asclepias rubra)
- Redring Milkweed (Asclepias variegata)
- Rusby's Milkweed (Asclepias rusbyi)
- Rush Milkweed (Asclepias subulata)
- Sand Milkweed (Asclepias arenaria)
- Savannah Milkweed (Asclepias pedicellata)
- Serpentine Milkweed (Asclepias solanoana)
- Showy Milkweed (Asclepias speciosa)
- Sidecluster Milkweed (Asclepias lanuginosa)
- Slim Milkweed (Asclepias linearis)
- Slimleaf Milkweed (Asclepias stenophylla)
- Slimpod Milkweed (Asclepias quinquedentata)
- Southern Milkweed (Asclepias viridula)
- Sperry's Milkweed (Asclepias sperryi)
- Spider Milkweed (Asclepias asperula)
- Swamp Milkweed (Asclepias incarnata)
- Texas Milkweed (Asclepias texana)
- Tuba Milkweed (Asclepias tomentosa)
- Tufted Milkweed (Asclepias nummularia)
- Utah Milkweed (Asclepias labriformis)
- Welsh's Milkweed (Asclepias welshii)
- Wheel Milkweed (Asclepias uncialis)
- Whitestem Milkweed (Asclepias albicans)
- Whorled Milkweed (Asclepias verticillata)
- Woolly Milkweed (Asclepias vestita)
- Woollypod Milkweed (Asclepias eriocarpa)
- Zizotes Milkweed (Asclepias oenotheroides)