This article signals efficiency and inefficiency aspects of four wholesaler distribution systems of flowers and ornamental plants, determined by means of key-indicators. Four different wholesaler distribution system categories were evaluated: a traditional public (SPTl ), a traditional public with a permanent market of flowers and ornamental plants (SPT2), a cooperative (SC) and a private (SPR), represented respectively by CEAGESP, CEASA Campinas, Veiling Holambra and FLORANET company. The study was accomplished through questionnaires applied to the producers, employees of the distribution systems and consumers of flowers and ornamental plants. The sample size was determined using a simple random probability technique. The results obtained through the analyses of the key-indicators, permited to identify for each of the wholesaler distribution systems, the aspects in that article should be improved to increase the overall efficiency and, competitiveness of the sector.