(1) Marijuana or Marihuana means all forms and/or varieties of the genus Cannabis, whether growing or not, as defined by "The Controlled Substance, Drug, Device and Cosmetic Act", 1972, April 14, P.L. 233, No. 64, §§ 1 et seq., 35 P.S. §§ 780-101 et seq.
(2) Public Space means a street, alley, park, sidewalk, a vehicle in or upon any street, alley, park or parking area, or any other place to which the public is invited.
(3) Small amount of Marijuana means thirty (30) grams or less of Marijuana.
(4) Smoking means inhaling, exhaling, burning or carrying any lighted cigarette, cigar, pipe or other such device which contains marijuana.