Pot, ganja, weed, greenery, budda, herb, mary jane, dope, cannabis and ganja are just some of the synonyms for one of the world’s most controversial plants otherwise known as marijuana.

Today, in the Pioneer Valley and around the world, activists, stoners and casual smokers are lighting up to celebrate what has become unofficially known as the world’s weed holiday- 4/20.

READ MORE: Activists, stoners and casual tokers celebrate 420: unofficial pot smokers holiday
The Republican, April 20, 2011/20.