Peduncle: The stalk of a flower. Parts of a Flower (Source: anmh.org) Most flowers have four main parts: sepals, petals, stamens, and carpels. 1) female parts of the flower 2) consisting of the stigma, the style and the ovary The stamens are the male part whereas the carpels are the female part of the flower. The parts of a flower, however many there are, are never defined by their function. Most flowers are hermaphrodite where they contain both male and female parts. The four main parts of a flower are generally defined by their positions on the receptacle and not by their function. Identify the different parts of flowers and their functions (male and female) Determine whether a flower is complete or incomplete To unlock this lesson you must be a Study.com Member. Flower Structure and Function I. Terms in this set (13) petals. It means that when a flower plant species lacks a particular part in its structure that function that the part carries out in plants who do have it is performed by a different part. Flowers that have a pistil and stamen and can reproduce on their own are known as perfect flowers. male part of the flower, made up of anther and filament. Many flowers lack some parts or parts may be modified into other functions and/or look like what is typically another part. female parts of the flower, consisting of the stigma and the style Many flowers have male parts and female parts. This includes the carpel(s) and all of their parts (stigma, style, ovary and ovule). Flower Structure and Function I. stamen. Receptacle: The part of a flower stalk where the parts of the flower are attached. They may contain perfume and nectar glands. The main flower parts are the male part called the stamen and the female part called the pistil. Flower Parts. Flowers are the most beautiful and colourful part of a plant. What does this mean? The sepals and petals are lowermost on the shoot toward the sides of the flower. There is the stem, the anther, the pistol, and the petal! If a flower has all four of these key parts, it is considered to be a complete flower. This will show what it does to the flower or to help the flower. Wiki User September 27, 2009 7:48PM. The main parts of the flowers is two basic system of root system and shoot system. Basic parts of a flower: 1 Flowers have three major parts: 1. Sepals – Protective leaf-like enclosures for the flower buds, usually green, collectively called calyx . The stamen has two parts: anthers and filaments. They may contain perfume and nectar glands.