Results 71 to 80 of about 4,557 (230)
Agriculture students’ weed collections: Choices of plants and errors in identification
Natural Sciences Education, Volume 53, Issue 2, December 2024.Abstract Requiring students to create weed collections is a common technique for teaching weed identification. Data compiled over 18 years from students’ weed collections in a college‐level course included over 350 species of plants. Almost half of the specimens belonged to the Asteraceae or Poaceae.
David Wees
wiley +1 more source
Turczaninowia, 2016 Методом сканирующей электронной микроскопии исследована ультраструктура эпидермальной поверхности междоузлий стеблей и веточек 5 видов и 3 межвидовых гибридов и поверхности спор 5 видов хвощей подрода Equisetum (Equisetum, Equisetaceae).
Дмитрий Сергеевич Феоктистов +1 more
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Boletín de la Sociedad Argentina de Botánica, 2014 La región Chaqueña es una vasta cuenca sedimentaria cubierta en su mayoría por sedimentos cuaternarios. Actualmente, su la vegetación cambia desde bosques xeromórficos y matorrales en el noroeste (Chaco Occidental), hasta bosques semideciduos ...
Silvina A. Contreras, Alicia I Lutz
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Checklist of vascular plants of the Czech Republic [PDF]
, 2012 A checklist of vascular plants of the Czech Republic is provided, based on the Kubát et al’s Key to the flora of the Czech Republic from 2002 and volumes 7 and 8 of the Flora of the Czech Republic as taxonomic reference, and incorporating numerous ...
Chrtek Jindřich +2 more
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1107. Lepisorus boninensis (H.Christ) Ching
Curtis's Botanical Magazine, Volume 41, Issue 3, Page 303-311, September 2024.Summary We describe and illustrate the evergreen and epiphytic fern Lepisorus boninensis (H.Christ) Ching, endemic to the Bonin Islands in Japan. This species can be recognised by the dimorphic leaves, the ovate and clathrate scales on the rhizome, and the irregularly‐shaped paraphyses growing between sporangia of the sori.
Diego T. Vasques +3 more
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Pteridófitos de Colombia III. Los pteridófitos de la región de Araracuara (Amazonía colombiana)
Biota Colombiana, 2000 Los pteridófitos son plantas vasculares que agrupan a los helechos y a las plantas afines, en las que se incluyen a las Equisetaceae, Isoetaceae, Lycopodiaceae, Psilotaceae y Selaginellaceae.
René Armando Alfonso Moreno +1 more
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Ecology and Evolution, Volume 14, Issue 5, May 2024.This article examines riparian woody plant communities in the Romanian Carpathians, focusing on Salix purpurea, S. alba, and Hippophaë rhamnoides communities in mountain regions. The study reveals a total of 174 plant species, with herbaceous species being the most abundant. Salix alba and S.
Claudia Bita‐Nicolae +3 more
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Gayana: Botanica, 2004 Se presenta un manuscrito inédito del naturalista Gualterio Looser (1886-1982), sobre los helechos medicinales de Chile y sus nombres vulgares. Se agregan nombres científicos actuales, se detallan las citas bibliográficas y se actualiza la ortografía. El
Gualterio Looser, Roberto Rodríguez
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Weed survey on cotton (Gossypium hirsutum) fields in the Tarim River region of southern Xinjiang
Weed Biology and Management, Volume 24, Issue 1, Page 38-48, March 2024.Abstract This study was conducted to investigate weed infestations of cotton (Gossypium hirsutum) fields in the region of Tarim River. Forty‐nine species among 17 families were identified in these cotton fields, and 24 of them were annuals. The eight dominant weed species in the cotton fields of Tarim River basin included Chenopodium glaucum, Solanum ...
Haibing Xiao +6 more
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