While there were plenty of hip-hop hippies at the party, many marijuana advocates now resemble conservatives more than they do members of the counterculture.

"They picked it specifically to prevent us," Robert McDonald, one of the marijuana advocates, said.

Some medical marijuana advocates also want to allow conditions like multiple sclerosis and epilepsy.

That question is often ignored by marijuana advocates as they tout recent research findings.

Ed Rosenthal, a medical marijuana advocate, is to be sentenced next week on marijuana cultivation charges.

Public officials and even medical marijuana advocates in California have been looking for ways to rein in abuses and oversee the dispensaries.

The ruling, medical marijuana advocates said, could serve as a precedent that United States attorneys in other districts could use.

Hundreds more American marijuana smokers live underground existences here, local marijuana advocates say.

Holden is also a marijuana advocate.

The face that was famous on television as Colorado's most ebullient marijuana advocate was the same one making the buys out on the market.