7/30/2023 0 Comments Cyme or panicleSpadix: Inflorescence Of The Arum Family (Araceae) Seedless, parthenocarpic fruits may be produced without pollination by male trees.įlowers & Multiple Fruits Of The Mulberry Familyĥ. In the aggregate fruit of a blackberry, all the drupelets of the cluster (syncarp) come from a single flower. Each ovary (carpel) becomes a drupelet and the ripened cluster of drupelets (syncarp) is called a multiple fruit. Each carpel or pistil (also referred as a gynoecium) consists of a forked stigma, a short style and a spherical ovary. Male flowers have four stamens while female flowers consist of single pistil tightly enveloped by four inconspicuous sepals. Mulberry flowers are produced in a catkin, with male and female catkins on different trees. Since mulberries are wind-pollinated, male trees produce copious pollen which can raise havoc with hay-fever sufferers.įemale catkin from a variety of black mulberry ( Morus nigra). Male trees are known as "fruitless mulberry" because they do not produce messy fruits that stain clothing and walkways. At the base of each filament is a fleshy green sepal. Right: An individual male flower containing four stamens, each with an anther and a filament. Left: Male (staminate) catkin from the white mulberry ( Morus alba), a fruitless variety commonly planted as a shade tree in southern California. Catkin: Inflorescence With Unisexual Flowers Note: The term scorpioid cyme is more correctly referred to as helicoid cyme.Ĥ.
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