نتایج جستجو برای: araceae
تعداد نتایج: 716 فیلتر نتایج به سال:
Symplocarpus renifolius is a member of Araceae family that is extraordinarily diverse in appearance. Previous studies on chloroplast genomes in Araceae were focused on duckweeds (Lemnoideae) and root crops (Colocasia, commonly known as taro). Here, we determined the chloroplast genome of Symplocarpus renifolius and compared the factors, such as genes and inverted repeat (IR) junctions and perfo...
ABSTRACT Ceratocystis fimbriata is a complex of many cryptic, host-specialized species that causes wilt and canker of woody species and rot diseases of storage roots and corms of many economically important plants worldwide. With the exception of the family Araceae, all confirmed hosts of C. fimbriata are dicotyledonous plants. We hypothesized that the isolates from members of the family Aracea...
Both the fossil record and molecular data support a long evolutionary history for the Araceae. Although the family is diverse in tropical America today, most araceous fossils, however, have been recorded from middle and high latitudes. Here, we report fossil leaves of Araceae from the middle-late Paleocene of northern Colombia, and review fossil araceous pollen grains from the same interval. Tw...
The family Araceae (3790 species, 117 genera) has one of the oldest fossil records among angiosperms. Ecologically, members of this family range from free-floating aquatics (Pistia and Lemna) to tropical epiphytes. Here, we infer some of the macroevolutionary processes that have led to the worldwide range of this family and test how the inclusion of fossil (formerly occupied) geographical range...
Hemiepiphytic plants grow for part of their life as true epiphytes, then become terrestrial through the production of aerial roots that grow from the canopy to the ground. Long-term measurement of growth, dieback and mortality of aerial roots of hemiepiphytic plants in a lower montane moist tropical forest in western Panama was used to elucidate life-history strategies of hemiepiphytes from two...
Pentalonia nigronervosa (sensu Hardy 1931) samples from banana and from Zingiberaceae and Araceae species exhibit fixed differences in DNA sequence in mitochondrial cytochrome oxidase subunit 1 (“DNA barcode”) and in the nuclear gene elongation factor 1α, and have morphometric differences, including non-overlapping ranges in the length of the distal rostral segment. It is thus proposed that the...
Penelitian berjudul ‘’Hubungan Kekerabatan Fenetik Lima Anggota Familia Araceae’’ telah dilaksanakan pada bulan Mei tahun 2022. Tujuan untuk mengetahui hubungan kekerabatan fenetik lima anggota familia Araceae. Metode yang digunakan dalam penelitian ini merupakan metode deskriptif. Sampel spesies Araceae antara lain yaitu Aglonema crispum, Caladium bicolor, harlequin, Monsfera abliqua, Dieffenb...
Ethnomedical information and Pharmacognostical investigations of Rhaphidophora pertusa Schott. (Araceae), a lesser known, but promising wild medicinal plant are discussed in the paper.
The origin and modes of transmission of introns remain matters of much debate. Previous studies of the group I intron in the angiosperm cox1 gene inferred frequent angiosperm-to-angiosperm horizontal transmission of the intron from apparent incongruence between intron phylogenies and angiosperm phylogenies, patchy distribution of the intron among angiosperms, and differences between cox1 exonic...
Epipremnum aureum is an important foliage plant in the Araceae family. In this study, we have sequenced the complete chloroplast genome of E. aureum by using Illumina Hiseq sequencing platforms. This genome is a double-stranded circular DNA sequence of 164,831 bp that contains 35.8% GC. The two inverted repeats (IRa and IRb; 26,606 bp) are spaced by a small single-copy region (22,868 bp) and a ...
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