نتایج جستجو برای: anatomical characters
تعداد نتایج: 200506 فیلتر نتایج به سال:
The status of a putative new species of Lepidosperma from the mountains of south-western Tasmania, Australia, was investigated. Phenetic analysis (Flexible UPGMA Agglomerative Hierarchical Fusion and semi-strong hybrid multidimensional scaling) was conducted on a database derived from morphological and anatomical characters scored from herbarium material, culm anatomy slides and scanning electr...
Foliar and petiole micro-morphological characteristics of some members the genus Vernonia namely; amygdalina Del. (bitter variety), (non-bitter cinerea (L) Less., galamensis (Cass.) adoensis Sch. Bip. in Jos, Nigeria was investigated to provide additional characters support existing taxonomic information regarding species. Epidermal peels fresh leaves were made transverse sections petioles cut ...
The aerial parts of Coldenia procumbens Linn. (Boraginaceae) are used in indigenous systems of medicine. The market sample is in the form of small pieces or nearly powdered, from which the morphological and anatomical characters are unable to study for the identification and conformation of its authenticity. The present study of physicochemical characteristics like physical constant values, beh...
THIS WORK IS BASED on data taken from the descriptive study by Cantwell (1964) of the genus Parapercis, fishes of the Indo-Pacific oceans. The descriptions were based on anatomical studies, and each structure was analyzed to determine its variation within a species and ' its value in identification. Her e an effort is made to employ those characters showing the least variation within species to...
White and colleagues (Research Articles, 2 October 2009, pp. 64-106 and www.sciencemag.org/ardipithecus) reported Ardipithecus ramidus as an exclusive member of the human lineage post-African ape divergence. However, their analysis of shared-derived characters provides insufficient evidence of an ancestor-descendant relationship and exclusivity to the hominid lineage. Molecular and anatomical s...
In this study, S. nigra L. and ebulus (Adoxaceae) species belonging to the Sambucus genus were examined. Species of collected from northern Turkey anatomical comparisons made. Stem leaf anatomy examined by light microscopy. The plants have woody stem anatomy. druse crystals which are main characters observed in taxa. Differences found number cells vascular bundles, arrangement druze crystals, s...
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