You are right.
(c)1. Any person who
knowingly sells, purchases, manufactures, delivers, or brings into this state, or who is knowingly in actual or constructive possession of, 4 grams or more of any morphine, opium, oxycodone, hydrocodone, hydromorphone, or any salt, derivative, isomer, or salt of an isomer thereof, including heroin, as described in s. 893.03(1)(b), (2)(a), (3)(c)3., or (3)(c)4., or 4 grams or more of any mixture containing any such substance, but less than 30 kilograms of such substance or mixture, commits
a felony of the first degree, which felony shall be known as "trafficking in illegal drugs," punishable as provided in s. 775.082, s. 775.083, or s. 775.084. If the quantity involved:
http://www.leg.state.fl.us/statutes/index.cfm?App_mode=Display_Statute&URL=Ch0893/SEC135.HTM
all you have to do is have it in your possession illegally and it is called Trafficking.