However, Bates 1933 suggested that the controlling factor was the soft, unconsolidated nature of favoured substrates rather than high nitrate.
The earliest cosmetics known to archaeologists were in use in Egypt….
Henning et al. These trichomes have been honed by natural selection into a very effective defense.
Kew, UK: Generations of children and adults have suffered the stinging hairs of U. Plants shaded by deciduous woodland grew better in their light regime of 37. Regulation of Urtica dioica L.
The distribution in this summary table is based on all the information available. Weeding the nettles I: It is a subspecies….
Please try again later. These patches are often the product of a single individual that has spread by rhizomes which can be 50 cm or more in length Greig-Smith, 1948.
New Phytologist, 96 3: Natural England, 30 pp. Council of Heads of Australasian Herbaria 2015. A cream with hydrocortisone will reduce inflammation. Pollard and Briggs 1984b explored the structure and function of the stinging hairs of U.
Taylor 2009 shows the distribution of U. Flowering in Britain takes place from late May to early August and viable seed is shed or may remain on the dead stems until December or January.
Journal of Ecology, 36 2: Please consider upgrading your browser to the latest version or installing a new browser.