Equisetum arvense (common horsetail)
Historical Brendel Plant Models, Botany Department, University of Otago
Equisetum arvense or common horsetail is a plant native to the Northern Hemisphere which was accidentally introduced to New Zealand in the early 1920s. It is listed on the Ministry of Primary Industries Biosecurity website as an ‘unwanted organism’ and is poisonous to livestock. This model shows one of the plant’s fertile shoots with a spore cone or strobilus at the top.
Robert Brendel, “Equisetum arvense (common horsetail),” ourheritage.ac.nz | OUR Heritage, accessed February 15, 2019, http://otago.ourheritage.ac.nz/items/show/8680.
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