Results 1 to 10 of about 111 (79)
Acta Palaeobotanica, 2022 The article presents the results of a comparative palyno-morphological analysis of the representatives of the Salsoloideae subfamily (Chenopodiaceae) in South Transcaucasia.
Hasmik Sonyan +2 more
exaly +5 more sources
Palynotaxonomy of Brazilian species of Passifloraceae sensu stricto [PDF]
Acta Botânica Brasílica, 2019 This study aims to expand knowledge of the pollen morphology of Passifloraceae and contribute to the taxonomic delimitation of the group by morphologically characterizing pollen grains of species that occur in the Brazilian state of Bahia.
Rita de Cássia Matos dos Santos Araújo +5 more
doaj +6 more sources
Palynotaxonomy of Vernonanthura H. Rob. (Vernonieae, Asteraceae) species from Southeast Brazil [PDF]
Revista Brasileira De Botanica, 2009 The present work studied the pollinic characteristics of 22 species of Vernonanthura from Southeast Brazil. The pollen grains were acetolysed, measured, described and ilustrated under light, scanning and transmission electron microscopy. Based on the results, Vernonanthura was considered an euripolinic genus as pollen grains presented distinctive ...
Claudia BARBIERI FERREIRA Mendonça +2 more
exaly +5 more sources
Palynotaxonomy of the genus Gladiolus (Iridaceae) of the flora of Armenia
Biosystems DiversityThe genus Gladiolus L. (Iridaceae) includes about 250–280 species of perennial herbaceous corms, distributed in Africa, Madagascar and Eurasia. The taxonomy of the genus is not simple, since the characteristics of the species are quite confusing.
A. M. Hayrapetyan +4 more
doaj +4 more sources
Acta Botânica Brasílica, 2004 O estudo palinotaxonômico de Cheiloclinium Miers teve a finalidade de melhor caracterizar o gênero representado, na América Latina, por 20 espécies.
Vania Gonçalves-Esteves +1 more
doaj +3 more sources
Acta Botânica Brasílica, 2007 Realizou-se o estudo polínico de 11 espécies distribuídas em três gêneros, Chrysolaena H. Rob., Echinocoryne H. Rob. e Stenocephalum Sch. Bip., pertencentes à subtribo Vernoniinae, com o objetivo de contribuir para a caracterização polínica dessas ...
Cláudia Barbieri Ferrreira Mendonça +3 more
doaj +3 more sources
Boletín de la Sociedad Argentina de Botánica, 2010 With the aim of improving inter-specific delimitation of the genus Viguiera Kunth in Brazil, a palynological analysis was undertaken with 27 taxa, representing around 77% of all occurring species.
Mara Angelina Galvão Magenta +3 more
doaj +2 more sources
Palynotaxonomy of Neotropical species ofDioscoreaL. (Dioscoreaceae)
Palynology, 2020 Nineteen Neotropical species of the genus Dioscorea L. were subjected to palynological analysis with the objectives of increasing palynological knowledge and identifying characteristics with taxonomic and phylogenetic value. More specifically, the aim was to identify characters that distinguish species and help to resolve relationships among New World ...
Fernanda da Costa Alzer +4 more
openaire +2 more sources
Palynotaxonomy of species of Dendrophorbium (Asteraceae: Senecioneae) occurring in Brazil
Palynology, 2023 This article presents a pollen study of 13 species of Dendrophorbium (Asteraceae: Senecioneae) occurring in Brazil. Dendrophorbium has species distributed in the South and Southeast regions of the Brazilian territory that were previously grouped in Senecio Myriocephalus sect.
Thayná Rosa Batista Martins +5 more
openaire +2 more sources
Palynotaxonomy of Calea sect. Meyeria (Asteraceae: Neurolaeneae)
Palynology, 2023 Calea comprises 157 species that occur in the Neotropics. The genus is organized into eight subgenera and 18 sections. Calea sect. Meyeria consists of eight species occurring exclusively in south-central Brazil. In this study, pollen grains from these eight species were sampled from herborized flower buds in pre-anthesis. Pollen samples were acetolyzed,
Simone Cartaxo-Pinto +6 more
openaire +2 more sources