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Inflorescences can be acted on by sexual selection in many ways, and commonly include arrangement, number, and size. For example, male inflorescence in plants often produce more flowers than females . Furthermore, pollen export and ultimately paternity, often increases with flower number, even for plants with hermaphroditic flowers.
Plant reproductive morphology is the study of the physical form and structure (the morphology) of those parts of plants directly or indirectly concerned with sexual reproduction . Among all living organisms, flowers, which are the reproductive structures of angiosperms, are the most varied physically and show a correspondingly great diversity ...
Diagram of flower parts. In botany, floral morphology is the study of the diversity of forms and structures presented by the flower, which, by definition, is a branch of limited growth that bears the modified leaves responsible for reproduction and protection of the gametes, called floral pieces. [note 1] Fertile leaves or sporophylls carry ...
The rudimentary style in the male flower is about 3 mm (0.12 in) long, thread-shaped, hairless with an egg-shaped stigma of 1 ⁄ 2 mm (0.020 in) long. At the base of the style are four line-shaped scales of 1 ⁄ 2 mm (0.020 in) long. The young female flower head is oblong to cylinder-shaped and about 1 + 1 ⁄ 4 cm (0.49 in) long. The ...
Catkin. A catkin or ament is a slim, cylindrical flower cluster (a spike ), with inconspicuous or no petals, usually wind - pollinated ( anemophilous) but sometimes insect-pollinated (as in Salix ). They contain many, usually unisexual flowers, arranged closely along a central stem that is often drooping. They are found in many plant families ...
Petal. Diagram showing the parts of a mature flower. In this example, the perianth is separated into a calyx (sepals) and corolla (petals) Petals are modified leaves that surround the reproductive parts of flowers. They are often brightly colored or unusually shaped to attract pollinators.
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