|Milkweed in winter, Maryland, USA|
|Seeds by the wind|
Milkweed (Asclepias sp.) – the only plant where monarch butterflies lay their eggs, and so, essential for the Monarch’s survival. Seeds are wind-pollinated, pods are silky smooth inside, rough and edgy on the outside. Destruction of habitat where the plant grows, threatens the butterfly in North America.
|Monarch in Brasil|
|Monarch in hometown|
|The only monarch of the South American summer|
In Brasil, algodaozinho do campo (asclepias currasavica) is used as a medicinal plant. This fact, combined with habitat destruction, also threatens the survival of the Monarch butterfly there.