M. T. Schifino-Wittmann

Publications106
h-index16
Citations762
Highly Influential Citations48
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Chromosome numbers in the genus Mimosa L.: cytotaxonomic and evolutionary implications
Chromosome numbers were determined for 125 accessions of 92 taxa of Mimosa from all five of Barneby’s (Mem New York Bot Gard 65:1–835, 1991) taxonomic sections. For 69 species, 1 subspecies and 8… Expand
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Números cromossômicos e implicações sistemáticas em espécies da subfamília Caesalpinioideae (Leguminosae) ocorrentes na região sul do Brasil
The subfamily Ceasalpinioideae (Leguminosae) comprises around 2,800 species, many of which occurring in Brazil. For the Southern region of Brazil, 56 species economically, socially and scientifically… Expand
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Cytogenetics and Cytotaxonomy of Brazilian Species of Senna Mill. (Cassieae - Caesalpinioideae - Leguminosae)
Abstract Chromosome numbers, meiotic behaviour, meiotic indexes and pollen fertility are reported for 17 Senna Mill. species occurring in Southern Brazil. Haploid numbers were n=11, 12, 13, 14 and… Expand
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First chromosome number determinations in south-eastern South American species of Lupinus L. (Leguminosae)
Chromosome numbers are presented for the first time for 30 accessions of nine south-eastern South American Lupinus species. Chromosome numbers of 2n = 32 and 34 were found for L. bracteolaris (three… Expand
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Karyotype morphology and evolution in some Lathyrus (Fabaceae) species of southern Brazil
The karyotypes of Lathyrus nervosus Lam., L. pubescens Hook. et Arn., L. paranensis Burk. and L. crassipes Gill ap. Hook et Arn., native to Rio Grande do Sul (southern Brazil), are described in… Expand
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Chromosome numbers in wild and semidomesticated Brazilian Capsicum L. (Solanaceae) species: do x = 12 and x = 13 represent two evolutionary lines?
species from theEMBRAPA Hortalicas (Brazil) germplasm collection. 2n = 24 was found in C. baccatum var. praetermissum,C. chinense, C. flexuosum and C. parvifolium, while C. buforum, C. campylopodium,… Expand
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Diversity and evolutionary history of lupins - insights from new phylogenies.
Insights into the diversity and evolutionary and biogeographical history of lupins have been limited by confusion about species delimitation, conflicting nomenclature, as well as sparse sampling and… Expand
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Seed dimorphism, chromosome number and karyotype of the amphicarpic species Trifolium argentinense Speg.
Amphicarpy, a specialized form of dimorphism where fruits and seeds are formed in underground and aerial flowers, has been reported in only ca. 50 flowering plants. Trifolium argentinense Speg. is an… Expand
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Cytogenetic data for Paspalum notatum Flügge accessions
Several species of the genus Paspalum L. are important forages, due to quality, productivity and tolerance to environmental stresses. Chromosome numbers, meiotic configurations and pollen fertility… Expand
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SUPERAÇÃO DE DORMÊNCIA EM SEMENTES DE ESPÉCIES DE Adesmia DC. (LEGUMINOSAE)
O genero Adesmia possui 17 especies nativas, restritas a regiao Sul do Brasil, dentre as quais varias sao promissoras como forrageiras. Em geral, essas especies apresentam dormencia nas sementes,… Expand
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