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Flower production and trade supports developing economies through their availability as a fair trade product. [140] View of the Tampere Central Square during the Tampere Floral Festival in July 2007. Flowers provide less food than other major plant parts (seeds, fruits, roots, stems and leaves), but still provide several important vegetables ...
In some flowers, a tube or cup-like hypanthium (floral tube) is formed above or around the ovary and bears the sepals, petals, and stamens. There may also be a nectary producing nectar. Nectaries may develop on or in the perianth, receptacle, androecium (stamens), or gynoecium. In some flowers nectar may be produced on nectariferous disks.
Illustration of leaf and flower morphology for Ophrys apifera (left) and Ophrys fuciflora (right) Ophrys apifera grows to a height of 15–50 centimetres (6–20 in). This hardy orchid develops small rosettes of leaves in autumn that continue to grow slowly during winter. Basal leaves are ovate or oblong-lanceolate, and upper leaves and bracts ...
Pistia is a genus of aquatic plants in the arum family, Araceae.It is the sole genus in the tribe Pistieae which reflects its systematic isolation within the family. [5] The single species it comprises, Pistia stratiotes, is often called water cabbage, water lettuce, Nile cabbage, or shellflower.
The Iris flower data set or Fisher's Iris data set is a multivariate data set used and made famous by the British statistician and biologist Ronald Fisher in his 1936 paper The use of multiple measurements in taxonomic problems as an example of linear discriminant analysis. [1]
Erythranthe, the monkey-flowers and musk-flowers, is a diverse plant genus with more than 120 members (as of 2022) in the family Phrymaceae. Erythranthe was originally described as a separate genus, then generally regarded as a section within the genus Mimulus, and recently returned to generic rank.
The central flower of the inflorescence is called the "king bloom"; it opens first and can develop a larger fruit. [6] Open apple blossoms are damaged by even brief exposures to temperatures −2 °C (28 °F) or less, although the overwintering wood and buds are hardy down to −40 °C (−40 °F).
The chrysanthemum is the official flower of the city of Salinas, California. [44] The chrysanthemum is the official flower of several fraternities and sororities, including Chi Phi, Phi Kappa Sigma, Phi Mu Alpha Sinfonia, [45] Lambda Kappa Sigma, [46] Sigma Alpha, and Triangle Fraternity.