Limpar
176 resultados

Acesso aberto

Tipo do recurso

Ano de criação

Produção nacional

Revisado por pares

Áreas

Idioma

Editores

Artigo Revisado por pares

Salvador Arias, Teresa Terrazas, Kenneth M. Cameron,

The phylogenetic relationships of Pachycereus (Cactaceae) species and relatives from subtribe Pachycereinae were studied using DNA sequence data. The plastid rpl16 intron, trnL intron, trnL- ... cereinae. Phylogenetic analyses support neither the monophyly of Pachycereus as currently circumscribed nor Pachycereinae unless Stenocereus aragonii ... divided into three major clades. The first includes Pachycereus hollianus and P. lepidanthus, which is sister to a large clade combining species from the Pachycereus and Cephalocereus groups. Within this large clade Cephalocereus ...

Tópico(s): Cassava research and cyanide

2009 - American Society of Plant Taxonomists | Systematic Botany

Artigo Revisado por pares

Stefanie Hartmann, John D. Nason, Debashish Bhattacharya,

... cacti (tribe Pachycereeae). Our analysis included Lophocereus , six Pachycereus species, Carnegiea gigantea , and Neobuxbaumia tetetzo within the ... strong support for the placement of Lophocereus within Pachycereus as sister group to the hummingbird‐pollinated P. ... respectively. Additional phylogenetic analyses suggest that the genus Pachycereus should be expanded to include Lophocereus , Carnegiea , Neobuxbaumia , ... and Upiga , and to fully delineate the genus Pachycereus and relationships among genera in the Pachycereinae.

Tópico(s): Plant Diversity and Evolution

2002 - Wiley | American Journal of Botany

Artigo Revisado por pares

Salvador Arias, Teresa Terrazas,

A comprehensive taxonomic revision of the genus Pachycereus (Cactaceae, Cactoideae, Pachycereeae) is presented. Pachycereus is characterized by one synapomorphic character, the presence of a narrow interareolar groove, and by the combination ...

Tópico(s): Botany, Ecology, and Taxonomy Studies

2009 - American Society of Plant Taxonomists | Systematic Botany

Artigo Revisado por pares

Theodore H. Fleming, Sandrine Maurice, Stephen L. Buchmann, Merlin D. Tuttle,

... male and female fitness in a trioecious cactus, Pachycereus pringlei (Cactaceae) Theodore H. Fleming, Theodore H. Fleming ... the breeding system of an autotetraploid trioecious cactus, Pachycereus pringlei, provide estimates of the fitnesses of males ...

Tópico(s): Botany, Ecology, and Taxonomy Studies

1994 - Wiley | American Journal of Botany

Artigo Revisado por pares

Ángel E. Carrillo-García, Yoav Bashan, Ernesto Díaz Rivera, Gábor J. Bethlenfalvay,

... free of vegetation. We determined growth responses of Pachycereus pringlei (cardon), the giant columnar cactus, whose widespread, ... words: Azospirillum , desert soils, nitrogen fixation, nurse plant, Pachycereus pringlei , plant survival, resource‐island.

Tópico(s): Mycorrhizal Fungi and Plant Interactions

2000 - Wiley | Restoration Ecology

Artigo

Clara Tinoco‐Ojanguren, Francisco Molina‐Freaner,

... we describe flower orientation in two populations of Pachycereus pringlei (S. Watson) Britton & Rose and propose a ... P. pringlei.Key words: columnar cacti, flower orientation, Pachycereus pringlei, PFD interception.

Tópico(s): Plant Diversity and Evolution

2000 - Canadian Science Publishing | Canadian Journal of Botany

Artigo

Yoav Bashan, Gerardo Toledo, Gina Holguín,

The giant columnar cardon cactus (Pachycereus pringlei) appears to have an ailment(s) that is destroying a large number of plants. The causal agent(s), whether biotic ... cactus decay, cactus deformation, cactus diseases, columnar cacti, Pachycereus, phytopathology.

Tópico(s): Plant Pathogens and Fungal Diseases

1995 - Canadian Science Publishing | Canadian Journal of Botany

Artigo Acesso aberto Revisado por pares

Citlali Núñez-Mariel, E. Mark Engleman, Judith Márquez‐Guzmán,

... el desarrollo de anteras, óvulos y semillas de Pachycereus militaris. El desarrollo de la pared de la ... otros autores, se plantea que las semillas de Pachycereus militaris deben considerarse como no albuminosas y no ...

Tópico(s): Plant Diversity and Evolution

2001 - Sociedad Botánica de México, A. C. | Botanical Sciences

Artigo Acesso aberto

Carlos Hernandez-Martinez Humberto, Gomez-Flores Ricardo, Patricia Tamez‐Guerra, Quintanilla-Licea Ramiro, Angel Samaniego Escamilla Mario, Monreal-Cuevas Enriqueta, Tamez-Guerra Reyes, Rodriguez-Padilla Cristina,

Pachycereus marginatus (DC.) Britton & Rose is a species belonging to the family Cactaceae. In traditional medicine, it ... B16F10 skin melanoma cells. Key words: Cancer, cacti, Pachycereus marginatus, lymphoma, melanoma, medicinal plants.

Tópico(s): African Botany and Ecology Studies

2016 - Academic Journals | Journal of Medicinal Plants Research

Artigo Revisado por pares

Park S. Nobel,

... ranges of Carnegiea gigantea, Lemaireocereus thurberi, Lophocereus schottii, Pachycereus pecten—aboriginum, and P. pringlei in the Sonoran ... limit for these three species, but not for Pachycereus pectenaboriginum and P. pringlei, may well be determined ...

Tópico(s): Plant Water Relations and Carbon Dynamics

1980 - Wiley | Ecology

Artigo Revisado por pares

Rachel Mata, Jerry L. MeLaughlin,

... phenolic extracts of the giant Mexican cereoid cactus, Pachycereus weberi (Coult.) Br. and R. The identities were ...

Tópico(s): Botanical Research and Chemistry

1980 - Elsevier BV | Phytochemistry

Artigo Revisado por pares

Mauro E. Valencia, José L. Atondo, Georgina Hernández,

... marina was combined with the seed of Cardon (Pachycereus pringlei), a columnar cactus of the Sonoran Desert. ...

Tópico(s): Analytical Chemistry and Chromatography

1985 - Taylor & Francis | Ecology of Food and Nutrition

Artigo Revisado por pares

Robert K. Roush, R. Graham Cooks, Stephanie A. Sweetana, Jerry L. McLaughlin,

ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTSearch for new alkaloids in Pachycereus weberi by tandem mass spectrometryRobin A. Roush, R. ...

Tópico(s): Botanical Research and Applications

1985 - American Chemical Society | Analytical Chemistry

Artigo Revisado por pares

J. Nathaniel Holland, Scott Chamberlain, Aline M. Waguespack, Anthony S. Kinyo,

... seed and fruit mass of outcrossing senita cacti (Pachycereus schottii) in the Sonoran Desert. By massing all ...

Tópico(s): Ecology and Vegetation Dynamics Studies

2009 - University of Chicago Press | International Journal of Plant Sciences

Artigo Revisado por pares

J. Nathaniel Holland, Scott Chamberlain, Katherine C. Horn,

... by buds and fruits of the senita cactus (Pachycereus schottii) in the Sonoran Desert. EFN production by ...

Tópico(s): Plant Parasitism and Resistance

2009 - Elsevier BV | Journal of Arid Environments

Artigo Revisado por pares

Joseph R. McAuliffe,

... Larrea tridentata; higher densities of Idria columnaris and Pachycereus pringlei and greater species diversities characterise the two ... On the oldest terrace, populations of Idria and Pachycereus exhibit higher per capita mortality and lower recruitment, ...

Tópico(s): Rangeland and Wildlife Management

1991 - Elsevier BV | Journal of Arid Environments

Artigo Revisado por pares

Karl J. Niklas, Francisco Molina‐Freaner, Clara Tinoco‐Ojanguren, Dominick J. Paolillo,

... root system of the large columnar cactus species Pachycereus pringlei to explore the hypothesis that increasing plant ...

Tópico(s): Botanical Research and Applications

2002 - Wiley | American Journal of Botany

Artigo Acesso aberto Revisado por pares

Joseph Dubrovsky, L. F. Gómez‐Lomelí,

... in some Cactaceae. We show that seedlings of Pachycereus pringlei have primary roots with a stable determinate ...

Tópico(s): Plant responses to water stress

2003 - Wiley | American Journal of Botany

Artigo Revisado por pares

Francisco Molina‐Freaner, Mauricio Cervantes‐Salas, Daniel Morales‐Romero, Stephen L. Buchmann, Theodore H. Fleming,

... bat, Leptonycteris curasoae, is the major pollinator of Pachycereus pringlei (cardon), a columnar cactus whose populations are ...

Tópico(s): Ecology and Vegetation Dynamics Studies

2003 - University of Chicago Press | International Journal of Plant Sciences

Artigo Revisado por pares

Francisco Molina‐Freaner, Alberto E. Rojas-Martínez, Theodore H. Fleming, Alfonso Valiente‐Banuet,

... pollination system with both nocturnal and diurnal pollinators. Pachycereus pecten-aboriginum is a columnar cactus with a ...

Tópico(s): Ecology and Vegetation Dynamics Studies

2003 - Elsevier BV | Journal of Arid Environments

Artigo Acesso aberto Revisado por pares

Darlyne A. Murawski, Theodore H. Fleming, Kermit Ritland, J. L. Hamrick,

... mating system of the Mexican subdioecious columnar cactus, Pachycereus pringlei (Cardón), was examined by allozyme analysis. Tetrasomic ...

Tópico(s): Plant Diversity and Evolution

1994 - Springer Nature | Heredity

Artigo Revisado por pares

Thomas Ruiz, Salvador Rodrı́guez-Zaragoza, Riccardo Cerrato,

... of fertility in soils under Prosopis laevigata and Pachycereus hollianus in a preserved terrace and a degraded ...

Tópico(s): Soil Carbon and Nitrogen Dynamics

2008 - Elsevier BV | Journal of Arid Environments

Artigo Revisado por pares

Daniel Morales‐Romero, Francisco Molina‐Freaner,

... the regeneration and reproduction of the columnar cactus, Pachycereus pecten-aboriginum, in the state of Sonora. We ...

Tópico(s): Botany, Ecology, and Taxonomy Studies

2007 - Elsevier BV | Journal of Arid Environments

Artigo Revisado por pares

Daniel Morales‐Romero, Héctor Godínez‐Álvarez, Julio Campo, Francisco Molina‐Freaner,

Abstract Pachycereus pecten-aboriginum is a columnar cactus currently threatened by the conversion of natural vegetation to buffelgrass pasture ( ...

Tópico(s): Botany, Ecology, and Taxonomy Studies

2011 - Elsevier BV | Journal of Arid Environments

Artigo Revisado por pares

Isela Rodríguez-Arévalo, Alejandro Casas, Rafael Lira, Jorge E. Campos,

... usos y el manejo tradicional de la especie Pachycereus hollianus en el Valle de Zapotitlan, dentro de ...

Tópico(s): Psidium guajava Extracts and Applications

2006 - Associação Interciencia | Interciencia

Artigo Revisado por pares

Humberto Suzán-Azpiri, Vinicio J. Sosa,

... In the Sonoran desert, the giant cardon cactus (Pachycereus pringlei) is associated with ironwood (Olneya tesota) and ...

Tópico(s): Botanical Research and Applications

2005 - Elsevier BV | Journal of Arid Environments

Artigo Acesso aberto Revisado por pares

Karina Domínguez, María-Luisa Jiménez,

... spiders were found mainly under dead fallen cacti Pachycereus pringlei.RESUMEN.La araña Homalonychus theologus es endémica ... encontraron principalmente solas y bajo cardones en descomposición Pachycereus pringlei.

Tópico(s): Lepidoptera: Biology and Taxonomy

2005 - American Arachnological Society | Journal of Arachnology

Artigo Acesso aberto Revisado por pares

Alfonso Valiente‐Banuet, Francisco Molina‐Freaner, A. Miriam Novelo Torres, Marı́a del Coro Arizmendi, Alejandro Casas,

The pollination biology of the cactus Pachycereus pecten-aboriginum was studied in a tropical location in western Mexico (ca. 18° N latitude) to compare with data from a northern ...

Tópico(s): Ecology and Vegetation Dynamics Studies

2004 - Wiley | American Journal of Botany

Artigo Revisado por pares

Karl J. Niklas, Francisco Molina‐Freaner, Clara Tinoco‐Ojanguren, Dominick J. Paolillo,

... woody vascular bundles running the length of a Pachycereus pringlei plant measuring 5.22 m in height. ...

Tópico(s): Polysaccharides and Plant Cell Walls

2000 - Wiley | American Journal of Botany

Artigo Revisado por pares

Magdalena Ortega-Nieblas, Francisco Molina‐Freaner, Marı ́a del Refugio Robles-Burguenño, Luz Vázquez–Moreno,

... protein and oil composition. The studied species were: Pachycereus pringlei, Pachycereus pecten-aboriginum, Carnegiea gigantea, Stenocereus thurberi and Stenocereus ...

Tópico(s): Microbial Metabolites in Food Biotechnology

2001 - Elsevier BV | Journal of Food Composition and Analysis