Results 21 to 30 of about 2,463 (195)

Commodity risk assessment of Acer pseudoplatanus plants from the UK

open access: yesEFSA Journal, Volume 21, Issue 7, July 2023., 2023
Abstract The European Commission requested the EFSA Panel on Plant Health to prepare and deliver risk assessments for commodities listed in Commission Implementing Regulation (EU) 2018/2019 as ‘High risk plants, plant products and other objects’. This Scientific Opinion covers plant health risks posed by plants of Acer pseudoplatanus imported from the ...
EFSA Panel on Plant Health (PLH)   +30 more
wiley   +1 more source

Plantas parasitas do Parque Nacional Serra de Itabaiana, Sergipe, Brasil

open access: yesRevista de Biologia Neotropical, 2020
Plantas parasitas costumam ser consideradas como pragas, pois crescem sobre outras espécies afetando a qualidade das mesmas. Entretanto, as parasitas são de extrema importância em ecossistemas naturais, servindo como fonte de alimento para as aves e ...
Kelianne Carolina Targino Araújo   +2 more
doaj   +1 more source

Two Epiparasitic Species of Phoradendron (Viscaceae) from Honduras: one New and for the Other a Range Extension and Host Determination [PDF]

open access: yes, 2011
A new species of Phoradendron, Ph. mathiasenii, is described, and a range extension and host are given for Ph. tikalense. Both species are from Honduras and grow as epiparasites, i.e., mistletoes parasitizing other mistletoes. The parasitic host for both
Calvin, Clyde L, Wiens, Delbert
core   +3 more sources

Santalales in the Núcleo Curucutu, Parque Estadual Serra do Mar, São Paulo State, Brazil [PDF]

open access: yesHoehnea
This paper consists in the taxonomic survey of the Santalales order in the Núcleo Curucutu, Parque Estadual Serra do Mar, São Paulo State, Brazil.
Andreia de Abrantes Pereira   +3 more
doaj   +1 more source

Notas sobre la familia Loranthaceae y el parasitismo secundario

open access: yesBotan‪ical Sciences, 1963
La in vasión de Psittacanthus calyculatns (D. C.) Don., Phoradendron purpusi Trel. y Strulanthus densiflorus por las tres especies de lorantáceas mencionadas al respecto, nos hacen ver que aunque existe cierta selectividad hacia el hospedero, la ...
Ramón Riba
doaj   +1 more source

New Species of Phoradendron (Viscaceae) from Mexico and Guatemala and a Synopsis of Species in Section Pauciflorae [PDF]

open access: yes, 2002
As presently interpreted Phoradendron section Paucifiorae consists of 15 species. These mistletoes parasitize primarily conifers. We describe seven new species, make status changes for four species, and provide information on the hosts and distribution ...
Hawksworth, Frank, Wiens, Delbert
core   +3 more sources

Sinker Structure of Phoradendron californicum (Viscaceae) Confounds its Presumed Close Relationship to Other Acataphyllous Species [PDF]

open access: yes, 2011
Phoradendron is the largest genus of New World mistletoes, with about 250 species in two subgenera, Boreales and Aequatoriales, corresponding, respectively, to northern acataphyllous and southern cataphyllous groups.
Calvin, Clyde L   +2 more
core   +3 more sources

Phylogenetic Relationships in Phoradendreae (Viscaceae) Inferred from Three Regions of the Nuclear Ribosomal Cistron. II. The North American Species of Phoradendron [PDF]

open access: yes, 2000
A parsimony analysis based on sequences from the ITS region and two partitions of the 26S subunit of nuclear ribosomal DNA was used to infer phylogenetic relationships among the North American species of Phoradendron.
Ashworth, Vanessa E. T. M.
core   +3 more sources

Comparative analysis of phenolic content and antioxidant power between parasitic Phoradendron californicum (toji) and their hosts from Sonoran Desert

open access: yesResults in Chemistry, 2020
Parasitic plants, such as toji acquire nutrients through xylem of the host plants. To investigate the influence of parasitic-host interactions on phenolic composition and antioxidant activity from arid sites of Sonora, Mexico is the objective of this ...
Simon Bernard Iloki Assanga   +7 more
doaj   +1 more source

Comparative Study of Heavy Metals in Selected Medicinal Plants and Extracts, Using Energy Dispersive X-ray Fluorescence

open access: yesApplied Sciences, 2022
The use of plants has grown constantly worldwide, being a rich source of compounds that serve as established treatments for various diseases and conditions.
Fernando Sánchez-Lara   +8 more
doaj   +1 more source

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