Basidiomycota are filamentous fungi composed of hyphae except for basidiomycota yeast. In this article we will discuss about the somatic structures and occurrence of basidiomycetes, explained with the help of suitable diagrams. Many form mycorrhizas with plants, others parasitize plants, a lot decompose organic material, and some live in a variety of symbioses with insects. Basidia are often grouped together on fruiting structures, such as mushrooms, puffballs, and bracket fungi. This page is a collection of images that are attached to a branch of the tree of life. The phylum typically has an extended dikaryophase in which the distribution of two nuclei to the daught. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Submit your key to webassign as a doc or pdf file pdf is preferred.
However, the group also contains some microscopic fungi, including the important rust fungi and smut fungi that parasitise plants see biotrophic parasites, and some yeasts. To this group also belong the rusts and smuts, responsible for diseases of plants of economic importance. The diagnostic characteristics of the basidiomycetes are the presence of basidium bearing basidiospores, clamp connections and doliopore septa the visible part of the fungus is the sporocarp, the basidiocarp or basidiome basidium originates from a binucleated structure where the karyogamy and the meiosis occur. The agaricales is by far the largest order of basidiomycota. Deuteromicetos caracteristicas pdf filo deuteromycota. Classification of marine ascomycota, basidiomycota, blastocladiomycota and chytridiomycota article pdf available in fungal diversity 731. Basidiomycota simple english wikipedia, the free encyclopedia.
Two large phyla asc omycota and basidiomycota contain 95% of named species in kingdom fungi and are informally called dikaryomycetes because their sexual life cycle has a unique dikaryotic stage. However, some basidiomycota are obligate asexual reproducers. Deuteromycota, glomeromycota, zigomycota, ascomycota e basidiomycota. Indeed, basidiomycota are so variable that it is impossible to identify any morphological characteristics that are both unique to the group and constant in the group. The main characteristics of the phylum basidiomycota include the formation of basidia on a fruiting body and the development of basidiospores, according to the tree of life web project. The general lifecycle pattern of the basidiomycetes has resemblance with that of the ascomycetes. Basidiomycetes relationship between some mushrooms and puffballs. Characteristics of division basidiomycota fungus fact. However, the group also contains some microscopic fungi, including the important rust fungi and smut fungi that parasitise.
Basidiomycetes caracteristicas generales pdf hongo plantas. Baixe no formato pdf, txt ou leia online no scribd. Basidiomycota are typically filamentous fungi composed of hyphae. What are the general characteristics of basidiomycetes.
It is the binucleate mycelium that eventually forms the basidiathe stalked fruiting bodies in which nuclear fusion and meiosis take place prior to. Jul 07, 2017 like the ascomycota, the basidiomycota fill a variety of different ecological roles. Base your key on the photographs and videos of these specimens. The basidiomycota are commonly referred to as basidiomycetes, basidios, or club fungi. They are obligated parasites and have a close evolutionary relationship with their plant hosts.
In the basidiomycota, binucleate cells divide successively and give rise to a binucleate mycelium, which is the main assimilative phase of the life cycle. Basidiomycota typically form symbiotic relationships with other organisms, including termites, woodwasps and bark beetles, according to the tree of life web project. Os continuos estudos e avancos tecnologicos vem elucidando nao so a atividade antibiotica como tambem demonstrando outras. The fungal group basidiomycota is best known for the production of large fruitbodies such as the mushrooms, puffballs, brackets, etc. O filo basidiomycota e constituido por fungos conhecidos como orelhasdepau, ferrugens, cogumelos, entre outros. The somatic mycelium is composed of septate branched hyphae a portion of which usually serves the function of absorption of nutriment from, the substratum and the rest performing different other functions. What are the main characteristics of phylum basidiomycota. The basidiospore on germination by germ tube gives rise to the haplophasic somatic body represented by primary mycelium. File upload 8 points construct a key for the 9 specimens in the fungi collection. Some mycologists have raised the class basidiomycetes to the phylum or division level. Many types of basidiomycota are edible, but some, like the amanita phalloides, can produce deadly toxins. Download free acrobat reader dc software, the only pdf viewer that lets you read, search, print, and interact with virtually any type of pdf file. Basidiomycota is one of two large phyla that, together with the ascomycota, comprise the subkingdom dikarya often referred to as the higher fungi within the kingdom fungi, that includes jelly and shelf, or bracket, mushrooms, puffballs, and stinkhorns. The fungi commonly known as mushrooms, toadstools, puffballs, and bracket fungi are the basidiomycetes.
Introduction to the basidiomycota the basidiomycota are those organisms that produce sexual spores basidiospores on basidia often these are borne on distinctive basidiocarps or basidioma. Basidiomycota a phylum of fungi, formerly classified as a class basidiomycetes or a subdivision basidiomycotina. The remaining 5% of named species are divided between three phyla glomeromycota, zygomycota, and chytridiomycota and are informally called. For a more detailed explanation of the different tol page types, have a look at the structure of the tree of life page. Jan 16, 2019 here my blog where i share pdf files with my readers. Abstract rust fungi uredinales, basidiomycetes are one of the most diverse and economically important plant pathogens of crops worldwide.
Pdf classification of marine ascomycota, basidiomycota. The 2016 classification of lichenized fungi in the ascomycota and basidiomycota approaching one thousand genera. Genera exist that are morphologically intermediate between mushrooms and. Somatic structures and occurrence of basidiomycetes. Most species reproduce sexually with a clubshaped sporebearing organ. In basidiomycota, 25% of heterothallic species are unifactorial.
Basidiomycota definition of basidiomycota by medical dictionary. Ascomicetos e basidiomicetos filos basidiomycota e ascomycota reino fungi 1. The oidia may behave as spores and give rise to primary mycelia, or. Basidium originates from a binucleated structure where the karyogamy and the meiosis occur. Basidiomycota are unicellular or multicellular, sexual or asexual, and terrestrial or aquatic. Abstract rust fungi uredinales, basidiomycetes are one of the most diverse and economicallyimportant plant pathogens of crops worldwide. O presente trabalho ira abordar especificamente este ultimo. Contiene a las clsicas setas y hongos con sombrero. Ascomicetos e basidiomicetos filos basidiomycota e. The most diagnostic feature is the production of basidia sing.
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