Crepis Reproduction
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plant. Seeds of Crepis species are an important food source for some bird species. Crepis can reproduce sexually or asexually. Crepis is insect-pollinated...
Taraxacum officinale (redirect from Crepis taraxacum)diploid set of chromosomes, and are sexually self-incompatible. Sexual reproduction involves a reduction of the somatic chromosome number by meiosis followed...
Apomixis (category Plant reproduction)has been noted as a rare phenomenon in many plants (e.g. Nicotiana and Crepis), and occurs as the regular reproductive method in the Saharan Cypress,...- The American Species of Crepis: their interrelationships and distribution as affected by polyploidy and apomixis. In Crepis and some other perennial...
Melilotus albus (section Reproduction and phenology)et al., "White sweetclover (Melilotus albus) and narrowleaf hawksbeard (Crepis tectorum) seed germination after passing through moose", Invasive Plant...
diploids and produce polyploid seeds, as observed in the agamic complexes of Crepis. Some plants are triploid. As meiosis is disturbed, these plants are sterile...
organisms, sometimes leading to new adaptations. For example, the weed Crepis sancta, found in France, has two types of seed, heavy and fluffy. The heavy...
group of closely related species. Classic examples in plants are the genus Crepis, where the gametic (= haploid) numbers form the series x = 3, 4, 5, 6, and...
Cheshire, Gerard E. (June 2020). "Plant Series, No. 10. Manuscript MS 408. Crepis vesicaria". Submitted. Archived from the original on 13 January 2021. Retrieved...- pressures on organisms, often leading to new adaptations. For example, the weed Crepis sancta, found in France, has two types of seed, heavy and fluffy. The heavy...
- observed in many cases, as for the first time in 1960 by Sune Fröst in the Crepis pannonica. Both chromatids often end up in the same daughter cell (nondisjunction)...
- conclusion. The reproduction is normal, sexual reproduction, which is certainly more primitive than the partially or strictly agamic reproduction of the rest
- of the Pennines, the Peak District and Morecambe Bay are: Viola lutea, Crepis mollis, Trollius europaeus, Prunus padus, Rosa villosa, Draba incana, Cirsium