نتایج جستجو برای: carex extensa

تعداد نتایج: 1618  

2017
Marcia J. Waterway Julian R. Starr MARCIA J. WATERWAY JULIAN R. STARR

Phylogenetic reconstruction for Carex and relatives in tribe Cariceae is complicated by species richness and nearly cosmopolitan distribution. In this investigation, our main objective was to estimate evolutionary relationships in tribe Cariceae using DNA sequence data from two spacer regions in nuclear ribosomal genes (ITS and ETS-1f) combined with noncoding chloroplast DNA (trnL intron, trnL–...

2014
Yan Li Ji Zhang Yanli Zhao Zhimin Li Tao Li Yuanzhong Wang

The fungus species Wolfiporia extensa has a long history of medicinal usage and has also been commercially used to formulate nutraceuticals and functional foods in certain Asian countries. In the present study, a practical and promising method has been developed to discriminate the dried sclerotium of W. extensa collected from different geographical sites based on UV spectroscopy together with ...

2013
Zhaoqing Luan Zhongxin Wang Dandan Yan Guihua Liu Yingying Xu

The response of Carex lasiocarpa in riparian wetlands in Sanjiang Plain to the environmental gradient of water depth was analyzed by using the Gaussian Model based on the biomass and average height data, and the ecological water-depth amplitude of Carex lasiocarpa was derived. The results indicated that the optimum ecological water-depth amplitude of Carex lasiocarpa based on biomass was [13.45...

Journal: :Annals of botany 2006
Karin M Kettenring Gary Gardner Susan M Galatowitsch

BACKGROUND AND AIMS In wetland plant communities, species-specific responses to pulses of white light and to red : far-red light ratios can vary widely and influence plant emergence from the seed bank. Carex species are the characteristic plants of sedge meadows of natural prairie wetlands in mid-continental USA but are not returning to restored wetlands. Little is known about how light affects...

2012
Marcin Piątek

The identity of a neglected smut fungus, Cintractia disciformis, described from Carex hirtella in the Western Himalaya, India is reassessed. The species is excluded from Cintractia and is confirmed as a distinct species of Anthracoidea. Two smuts, A. nepalensis on Carex nakaoana in Nepal, and A. haematostomae on Carex haematostoma in China, are similar morphologically and considered to be later...

Journal: :Journal of virology 2001
C Ebbinghaus A Al-Jaibaji E Operschall A Schöffel I Peter U F Greber S Hemmi

Adenovirus (Ad) efficiently delivers its DNA genome into a variety of cells and tissues, provided that these cells express appropriate receptors, including the coxsackie-adenovirus receptor (CAR), which binds to the terminal knob domain of the viral capsid protein fiber. To render CAR-negative cells susceptible to Ad infection, we have produced a bispecific hybrid adapter protein consisting of ...

Journal: :American journal of botany 2000
M Vellend M J Lechowicz M J Waterway

We conducted an in-depth characterization of the range of micro-environments (1 m) in which four Carex species (C. backii, C. communis, C. plantaginea, and C. platyphylla) grow in the understory of an old-growth, deciduous forest in southern Québec, Canada. All four species occurred in significantly different micro-environments. Carex plantaginea was found at the wet end of a moisture gradient,...

2017
Emily L. Gillespie Annabella G. Pauley Megan L. Haffner Nikolai M. Hay Matt C. Estep Zack E. Murrell

PREMISE OF THE STUDY Microsatellite primers were developed for a widespread limestone endemic sedge, Carex eburnea, to facilitate investigation of the genetic diversity and phylogeography of this taxon and its closest relative, C. mckittrickensis. METHODS AND RESULTS Forty-eight primer pairs were designed from Illumina sequence data and screened for suitability. Fourteen of these primer pairs...

Journal: :American journal of botany 2000
M Vellend M J Lechowicz M J Waterway

We investigated aspects of germination and seedling establishment that might influence the distribution and diversity of Carex species growing in the forest understory. We tested the ability of Carex communis and C. platyphylla to germinate and establish at plots where adult individuals of one of these two species, or one of two other Carex species (C. backii and C. plantaginea), occurred in an...

2007
Louise Wootton

LOUISE WOOTTON (Department of Biology, Georgian Court University, 900 Lakewood Avenue, Lakewood, NJ 08701). First report of Carex macrocephala in eastern North America with notes on its co-occurrence with Carex kobomugi in New Jersey. Torrey Bot. Soc. 134: 126–134. 2007.—The discovery of three populations of the large-headed sedge, Carex macrocephala, in New Jersey described in this paper, repr...

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