نتایج جستجو برای: Pedicularis wilhelmsiana
تعداد نتایج: 137 فیلتر نتایج به سال:
PURPOSE This research paper presents antioxidant and antimicrobial activities of Pedicularis sibthorpii and Pedicularis wilhelmsiana which grow in Azerbaijan/Iran with claimed a lot of therapeutic effects. METHODS DPPH assay and agar well diffusion method were carried out to determine antioxidant and antimicrobial activities respectively. RESULTS Methanolic extract showed better antioxidant...
This research paper presents findings of an investigation about antibacterial effect of methanol/water fractions as well as cytotoxic activity of the extracts obtained from Pedicularis wilhelmsiana (Scrophulariaceae) which grows in Azarbaijan/Iran by agar well diffusion method and brine shrimp lethality test successively. Phytochemical study of this plant was determined as well. A combination o...
This research paper presents findings of an investigation about antibacterial effect of methanol/water fractions as well as cytotoxic activity of the extracts obtained from Pedicularis wilhelmsiana (Scrophulariaceae) which grows in Azarbaijan/Iran by agar well diffusion method and brine shrimp lethality test successively. Phytochemical study of this plant was determined as well. A combination o...
pedicularis (orobanchaceae) با 600-800 گونه، سرده ی بزرگ نیمه انگلی است که اکثراً در مناطق سرد و کوهستانی نیمکره شمالی پراکنش دارد. در این مطالعه 9 گونه از این سرده که در فلور ایران گزارش شده است تحت مطالعه ریخت شناسی دانه گرده و کلاله و آنالیز عددی قرار گرفتند. مطالعات گرده شناسی نشان داد که صفاتی مانند شکل گرده، اندازه، نوع دریچه و تزئینات سطح اگزین دارای ارزش سیستماتیکی بوده و برای شناسایی گو...
Metapopulations are a central concept in ecology and conservation biology; however, estimating key parameters such as colonization rates presents a substantial obstacle to modelling metapopulations in many species. We develop spatial and non-spatial simulation models that combine incidence- and demographic-based approaches to build a relationship between observed patch occupancy, habitat turnov...
The origin of the arctic flora covering the northernmost treeless areas is still poorly understood. Arctic plants may have evolved in situ or immigrated from the adjacent ecosystems. Frequently arctic species have disjunctive distributions between the Arctic and high mountain systems of the temperate zone. This pattern may result from long distance dispersal or from glacial plant migrations and...
Ten Linnaean names of Pedicularis (Orobanchaceae) are lectotypified: P. comosa, P. flammea, P. hirsuta, P. incarnata, P. lapponica, P. resupinata, P. rostrata, P. tristis, P. tuberosa and P. verticillata. Lectotypes are designated from the Linnaean herbarium at LINN. The type choices made here maintain the present usage of the corresponding Linnaean names for ten Pedicularis species.
PREMISE OF THE STUDY Microsatellite primers were developed for Pedicularis ishidoyana (Orobanchaceae), an endangered and hemiparasitic plant that is narrowly endemic to Korea. Because its populations are threatened by loss of suitable habitat, conservation efforts are required. METHODS AND RESULTS We developed polymorphic microsatellite loci through reference mapping of 300-bp paired-end read...
Pedicularis L. (Orobanchaceae) is a large hemiparasitic genus, distributed mostly over boreal and arctic-alpine regions of the northern hemisphere. In the present study 9 species of the genus that are reported in flora of Iran, were undertaken for stigma morphological study and numerical analysis. The stigmatic surface is even in P. pycnantha and P. wilhelmsiana, is expanded into a subspherical...
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