| Asclepias: Short description of the genus, with emphasis on medicinal qualities and uses. |
| Asclepias amplexicaulis: Clasping Milkweed. |
| Asclepias curassavica: images |
| Asclepias curassavica: Description and image. |
| Asclepias purpurascens: Images of Purple Milkweed. |
| Asclepias purpurascens: Purple Milkweed. |
| Asclepias quadrifolia: Fourleaf Milkweed. |
| Asclepias rubra: Red Milkweed. |
| Asclepias speciosa: image |
| Asclepias speciosa (Showy Milkweed): Range, physical features, habitat, and ethnobotany. Includes an image. |
| Asclepias speciosa - Showy Milkweed: Description, photograph, U.S. distribution, and other information. |
| Asclepias sullivantii (Prairie Milkweed): Physical characteristics, range, habitat, and faunal associations. Includes images. |
| Asclepias syriaca: Uses and description of Common Milkweed. |
| Asclepias syriaca: Common Milkweed. |
| Keir's Botanical Photo Archive - Asclepiadaceae: Floral images from the US. |
| Milkweed Family Photos: Images of seven species of Asclepias in North Carolina. |