Green milkweed is endangered in Connecticut. These plants were photographed in New York.
- Family: dogbane (Apocynaceae)
- Habitat: dry, sandy, or rocky soil in woods and clearings
- Height: 1 to 3 feet
- Flower size: 1/4 inch across
- Flower color: pale green
- Flowering time: June to September
- Origin: native
Photographed in early July in Philadelphia, Pennsylvania.