Results 71 to 80 of about 6,757 (227)

Nitrogen Effects on Diversity and Community Composition Are Contingent on Fire in a Grassland Undergoing Encroachment by Eastern White Pine (Pinus strobus)

open access: yesJournal of Vegetation Science, Volume 37, Issue 3, May/June 2026.
Following 18 years of fire, nitrogen and herbivore manipulation in a grassland subject to woody encroachment, we found that the effects of nitrogen addition on community composition were contingent on fire. In burned plots, nitrogen addition led to increased invasive C3 grass cover, while in the absence of fire, these species' cover was elevated ...
George R. Wheeler   +3 more
wiley   +1 more source

Estrategias de adaptación al cambio climático de la especie Equisetum giganteum en la Reserva Natural Tapytá, Paraguay

open access: yesRevista de la Sociedad Científica del Paraguay, 2019
Los efectos del cambio climático sobre la biodiversidad demandan que se implementen estrategias de adaptación a escala de genes, de especies y del paisaje.
Carolina Iris Valdez Achucarro   +3 more
doaj   +1 more source

Study of acute hepatotoxicity of Equisetum arvense L. in rats Estudo da hepatotoxicidade aguda da Equisetum arvense L. em ratos

open access: yesActa Cirúrgica Brasileira, 2009
PURPOSE: To evaluate the acute hepatotoxicity of Equisentum arvense L. in rats. METHODS: Fifty Wistar rats were used, these being divided in four groups, one being the control (receiving only water) and the other groups receiving graded doses of ...
Nilo César do Vale Baracho   +4 more
doaj   +1 more source

Equisetum sp.

open access: yes, 2011
Equisetum sp., sporophyll.
James R. Manhart
core  

Sobre los Equisetum × trachyodon y Equisetum variegatum de la Val d'Aiguamòg en el Valle de Arán

open access: yes, 2016
Some voucher specimens which contribute to confirm the current presence of Equisetum variegatum Schleich. ex F. Weber & D. Mohr and a clonal population of Equisetum ×trachyodon A.
Alejandre Sáez, Juan Antonio   +2 more
core  

THE "LEAF GAP" IN EQUISETUM

open access: yes, 1941
A previously undescribed feature of the structure of the stem in Equisetum has been found. This conforms more nearly with a true leaf gap than any other feature of Equisetum hitherto so considered. Its interpretation and bearing on the classification of
Ruth Moore
core   +1 more source

Equisetum hyemale (Cultivated) 2

open access: yes, 2011
Equisetum hyemale, cone. Family Equisetaceae.
James R. Manhart
core  

Using computer vision on herbarium specimen images to discriminate among closely related horsetails (Equisetum)

open access: yesApplications in Plant Sciences, 2020
Premise Equisetum is a distinctive vascular plant genus with 15 extant species worldwide. Species identification is complicated by morphological plasticity and frequent hybridization events, leading to a disproportionately high number of misidentified ...
Kathleen M. Pryer   +4 more
doaj   +1 more source

Equisetum arvense (Native)

open access: yes, 2011
Equisetum arvense, whole plant. Family Equisetaceae.
James R. Manhart
core  

Hybrids in the genus Equisetum: an updated annotation [PDF]

open access: yes, 1988
A list of authenticated hybrids in the genus Equisetum in Europe is given. This includes two hybrids in subgenus Hippochaete and six in subgenus Equisetum.
Page, C.N.
core  

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