Floral features

Ebook "Handbook of Maize: Its biology" centers on the past, present and future of maize as a model for plant science research and crop improvement. The book includes brief, focused chapters from the foremost maize experts and features a succinct collection of informative images representing the maize germplasm collection.

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The paper presents the morphology of the flower of Iris aphylla L., which is a protected species in many European countries. The study comprises phenological observations of flowering and assessment of nectar and pollen production, and flowering and fruiting abundance. Additionally, the number of insect visitors on the flowers was monitored. The investigations of specimens originating from 4 populations in central-eastern Poland (Wyżyna Lubelska Upland) were conducted in the Botanical Garden of Maria Curie-Skłodowska University.

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Sacred lotus (Nelumbo nucifera) is a vital perennial aquatic ornamental plant. Its flower shape determines the horticultural and ornamental values. However, the mechanisms underlying lotus flower development are still elusive. MADS-box transcription factors are crucial in various features of plant development, especially in floral organogenesis and specification.

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Gynodioecy, a sexual system with hermaphrodite and female individuals in a population, raises the question how the two sexual morphs are maintained. Salvia pratensis is a gynodioecious species featured by its modified stamens that act as a lever mechanism in pollination.

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Silene duralii Y. Bagci sp. nov. from Ermenek-Kazanci (C4: Karaman province) is described and illustrated. It is closely related to S. capillipes Boiss. & Heldr., from which it differs mainly in its hairiness, leaves, and floral features. Diagnostic morphological characters are discussed and the diagnostic key for related Silene L. species, which are widespread in Turkey, is reorganized.

5p vibasque27 29-03-2019 18 0   Download