نتایج جستجو برای: vegetative characters
تعداد نتایج: 58478 فیلتر نتایج به سال:
Presented here is an alternative method of identification for species of the Neotropical palm genus Syagrus. It makes use of anatomical characters found in the leaflet margins and can be used for identification when few other vegetative or reproductive morphological characters are available. This anatomical study demonstrates the vast diversity found in a single palm genus and may also help to ...
Effect of several irrigation of sugar industry effluent was studied on vegetative and yield characteristics of L. var. Varuna type 59. Crop showed vigrous enhancement in almost all the vegetative and yield characteristics studied and generally it was seen that the enhancement in vegetative and yield characteristics are directly related to the number of irrigation with sugar industry effluents. ...
Hybridization is recognized as an important process in plant evolution, and this may be particularly true for island plants where several biotic and abiotic factors facilitate interspecific hybridization. Although rarely done, experimental studies could provide insights into the potential of natural hybridization to generate diversity when species come into contact in the dynamic island setting...
Lallemantia (Lamaceae; Nepetoideae) is a small genus species with a wide distribution area in Iran, is a traditionally used in folk medicine. In this study, we comparatively investigated Lallemantia species in terms of vegetative anatomy in order to evaluate usefulness of this characteristics for taxonomic porpuse. For anatomical examination, cross sections taken from stems and leaves of specie...
Silene ghahremaninejadii (Caryophyllaceae) is described as a new species to science in this article based on critical differences in certain characters of both vegetative and reproductive organs, compared with its closely related taxa, i.e. S. marschallii and S. ruprechtii. The new species has compact caudex, glabrous leaves and pedicles, cylindrical calyx without indumentums on its inner surfa...
A phenetic analysis of the 12 taxa or operational taxonomic units (OTUs) belonging to the three sections; Genea, Neobromus, and Nevskiella of the genus Bromus was performed. Unweighted pair-group method using arithmetic averages (UPGMA) and weighted pair-group method using arithmetic averages (WPGMA) clustering and factoriel method analyses were used to set the taxa apart. Forty-four characters...
Fifteen populations of Pimpinellifoliaeae section from the species; Rosa pimpinellifolia, R. hemispherica, R. foetida and a new species, R. abrica, were collected from eight provinces of Iran and were studied on the basis of their morphological characters. In each population five plants were randomly selected and some branches were harvested in spring and autumn for studying their vegetative an...
The evolutionary trend of the morphological characters of the genus Stachys in Iran, on the basis of nrITS se-quence data, was investigated. A total of 28 nrITS sequences, representing 26 species of Stachys as well as Betonica of-ficinalis and Melittis mellisophyllum, were obtained from GenBank. Patterns of character evolution were assessed for 10 vegetative and reproductive characters with emp...
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