Apocynum androsaemifolium L.Common nameSpreading dogbaneGenusApocynumFamilyApocynaceae1 128 888 observations
Asclepias incarnata L.LCLeast ConcernCommon nameSwamp milkweedGenusAsclepiasFamilyApocynaceae1 341 1 165 observations
Asclepias lanuginosa Nutt.Common nameSidecluster milkweedGenusAsclepiasFamilyApocynaceae5 5 observations
Asclepias ovalifolia Decne.Common nameOval-leaf milkweedGenusAsclepiasFamilyApocynaceae8 6 observations
Asclepias syriaca L.LCLeast ConcernCommon nameCommon milkweedGenusAsclepiasFamilyApocynaceae4 324 3 624 observations
Asclepias verticillata L.Common nameWhorled milkweedGenusAsclepiasFamilyApocynaceae206 183 observations
Asclepias viridiflora Raf.Common nameGreen comet milkweedGenusAsclepiasFamilyApocynaceae215 197 observations
Vincetoxicum rossicum (Kleopow) Barbar.Common nameEuropean swallow-wortGenusVincetoxicumFamilyApocynaceae20 10 observations
