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"The cowslip (Primula veris) has two kinds of flowers in nearly equal proportions: in the one the stamens are long and the style short, and in the other the reverse, so that in one the stamens are visible at the mouth of the tube of the flower, in the other the stigma occupies the same place, while the stamens are halfway down the tube. The ...
An Intermediate Greek–English Lexicon. Mansfield Centre, Connecticut: Martino Fine Books. ISBN 978-1-61427-397-4. Available online at the Perseus Digital Library. Quattrocchi, Umberto (2000). CRC World Dictionary of Plant Names, Volume I, A–C. Boca Raton, Florida: CRC Press. ISBN 978-0-8493-2675-2
Sprengel's book introduced a functional view, which would today be called ecology, and provided evidence that pollination was an organised process in which insects acted as "living brushes" in a symbiotic relationship for the teleological purpose of fertilising the flowers. His discovery enabled him to understand the construction and ...
A floral diagram is a graphic representation of the structure of a flower. It shows the number of floral organs, their arrangement and fusion. Different parts of the flower are represented by their respective symbols. Floral diagrams are useful for flower identification or can help in understanding angiosperm evolution.
The fossil history of flowering plants records the development of flowers and other distinctive structures of the angiosperms, now the dominant group of plants on land.The history is controversial as flowering plants appear in great diversity in the Cretaceous, with scanty and debatable records before that, creating a puzzle for evolutionary biologists that Charles Darwin named an "abominable ...
He called these false nectar flowers and observed that the flowers of Aristolochia trapped insects. His book included twenty-five illustrations. His book included twenty-five illustrations. Sprengel's work was favourably viewed by Carl Ludwig Willdenow who incorporated some of the results in his Grundriss der Kräuterkunde zu Vorlesungen (1802 ...
Rafflesia (/ r ə ˈ f l iː z (i) ə,-ˈ f l iː ʒ (i) ə, r æ-/), [2] or stinking corpse lily, [3] is a genus of parasitic flowering plants in the family Rafflesiaceae. [4] The species have enormous flowers, the buds rising from the ground or directly from the lower stems of their host plants; one species has the largest flower in the world.
[9] [10] Hybridization and polyploidy was the cause of much confusion in the taxonomy of the genus Musa that was not resolved until the 1940s and 1950s. [ 11 ] In this clearing up of the taxonomy, Ernest Entwistle Cheesman in 1947 revived the genus name Ensete which had been published in 1862, by Horaninow, but had not been accepted.