Results 121 to 130 of about 2,289 (176)
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Weed Technology, 1992
A select few of our present-day weeds are descended from much grander primeval forms. Field horsetail (Equisetum arvense L. ♯ EQUAR) and related species are “degenerate” herbaceous plants whose tree-sized ancestors dominated forests in the Carboniferous period about 300 million years ago.
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A select few of our present-day weeds are descended from much grander primeval forms. Field horsetail (Equisetum arvense L. ♯ EQUAR) and related species are “degenerate” herbaceous plants whose tree-sized ancestors dominated forests in the Carboniferous period about 300 million years ago.
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Bracken and horsetail poisoning
UK-Vet Equine, 2023Bracken (Pteridium spp.) and horsetail (Equisetum spp.) are ancient plants that contain thiaminase. Chronic grazing by monogastric animals, such as horses, results in an induced deficiency of thiamine (vitamin B1). This manifests as ataxia, lack of co-ordination (‘bracken staggers’), loss of condition and stumbling. As the disease progresses, there is
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Early Science and Medicine, 2013
The problem of generalization was a vexing one in anatomical investigations: when was it legitimate to generalize from one individual observed or dissected at a given time to the same individual at different times, or to individuals of the same species, or even to individuals from different species altogether?
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The problem of generalization was a vexing one in anatomical investigations: when was it legitimate to generalize from one individual observed or dissected at a given time to the same individual at different times, or to individuals of the same species, or even to individuals from different species altogether?
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The Proper Name of the Water Horsetail
American Fern Journal, 1936podium californicum Kaulf., Adiantum emarginatum Hook., Thelypteris arguta (Kaulf.) Moxley, Woodwardia Chamissoi Brack., Polystichum munitum (Kaulf.) Presl, Adiantum pedatum var. aleuticum Ruprecht, and lastly, Adiantum Capillus-Veneris L. was found by Johnson the next day. I kept a sharp lookout for Asplenium vespertinum Maxon, for this had been found
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Analyzing field horsetail products on the market – identifying marsh horsetail impurities
Planta Medica, 2022A Nedelcheva +3 more
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Horsetail (Equisetum Arvense) as a Functional Filler for Natural Rubber Biocomposites
Materials, 2020Krzysztof Strzelec +2 more
exaly