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. The leaves are alternate, spirally arranged in a cluster at the summit of the stem, frondlike, pinnately compound, usually stiff, often with sharply pointed leaflets that have a single midvein without. Species of cycadaceae contained within the plant list belong to 1 plant genera. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. Contohnya adalah pakis haji cycas rumphii dan dioon sp. Species descriptions at the palm and cycad societies of australia home page. The plant list includes a further 54 scientific plant names of infraspecific rank for the family cycadaceae. It was also transmitted through the seed of these species. Cycas is viewed as the most primitive cycad genus lower permian of china. Ppt orchidaceae powerpoint presentation free to download. Please note that this is a trial program and may end. Poisonous activty the bulbs of some species are poisonous to household pets causing bulb toxicosis if eaten and may cause serious complications, such as renal failure in cats from lilies, particularly lilium longiflorum easter lily.
The adobe flash plugin is needed to view this content. The genus cycas cycadaceae in vietnam springerlink. Winner of the standing ovation award for best powerpoint templates from presentations magazine. Instantly convert text documents, presentations, spreadsheets and images to pdf format with this free online pdf converter. Maninder kaur associate professor botany post graduate government college for girls sector11, chandigarh. Also, the depiction of cycad distribution in africa, particularly the western boundary, should be improved to show the actual range limits, rather than national borders. Under print quality paper pdf, set the desired quality to an option of your choice. Introduction gymnosperms are woody seedbearing plants differing from the other group of seed plants. The historical demography and genetic variation of the endangered cycas multipinnata cycadaceae in the red river region, examined by.
Pdf converter is a online webbased document to pdf converter software. The virus was readily transmitted by mechanical inoculation to various chenopodium species. Convert and create pdf from various types of files like word doc, excel xls, powerpoint ppt. Cycadaceae definition is a family of very ancient tropical gymnospermous plants order cycadales resembling palms but showing a close relationship to ferns and lower groups in that fertilization takes place by means of spermatozoids. This classification relies heavily on characters of fruit morphology and anatomy, many of which are subject to convergent evolution e. Cycas circinalis, a species endemic to india was the first cycad species to be described and was the type of the generic name, cycas. If so, share your ppt presentation slides online with. Plant families acanthaceae to araceae is the property of its rightful owner. The species are placed within an infrageneric classification previously. A disease of cycas revoluta has been shown to be due to a virus with a bipartite genome and other properties that place it in the nepovirus group hanada et al.
Cycas, a genus of 105 species of palmlike tropical and subtropical ornamental cycads family cycadaceae, among them trees 12 metres 40 feet or more in height. Ppt plant families acanthaceae to araceae powerpoint. The board of trustees of the royal botanic gardens, kew. Apr 16, 2014 this page was last edited on 14 september 2017, at 18. Follow these instructions to set the print quality of the pdf. Scribd is the worlds largest social reading and publishing site. However, sago palm contains a powerful neurotoxin that can cause paralysis or even death if it is not prepared properly. The stem apex bears a crown of leaves and sex organs at maturity. Ovary is inferior, seeds are minute and nonendospermic e. Cycadaceae and cycas cycad family and genus description. Feb 02, 2014 characteristics of the family orchidaceae ppt 1.
The following points highlight the top nine economic uses of cycas. Eight species are treated, one of them published for the first time cycas indica. Download fulltext pdf the genus cycas cycadaceae in the philippines article pdf available in telopea 121 november 2007 with 1,640 reads. Access is allocated within two business days of purchase and lasts one year. Among the cycadales cycadaceae and zamiaceae, the zamiaceae are known to be insect. Family cycadaceae definition of family cycadaceae by the. Instantly convert html files to pdf format with this free online converter. The plant list includes 171 scientific plant names of species rank for the family cycadaceae. Save powerpoint presentations as pdf files office support.
Enjoy unrestricted access to all content and features, including. In vanuatu, the cycad is known as namele and is an important symbol of traditional culture. Class monocotyledonae this group includes angiosperms in which the seed bears only one cotyledon. Australian orchid name index aoni pdf 1, 699 kb 62008. The scientific names of orchids follow bateman et al. Occurrence, morphological features and economic importance. Cycadaceae in world checklist of selected plant families. Files are available under licenses specified on their description page. Family lamiaceae, an introduction the family is distributed worldwide. Natural system of classification bentham and hooker. The following dichotomous key reflects the traditional classification of the genera of the apiaceae into subfamilies, tribes, and subtribes. Descriptions of two chinese species known to occur close to the chinavietnam border are also provided. The seeds can also be poisonous to humans and animals if. All structured data from the file and property namespaces is available under the creative commons cc0 license.
Cycas revoluta, sago palm 2 applications commercialpractical historically, the inner bark of the sago palm was used as a food source in japan during times of famine. Family cycadaceae generally restricted to species of cycas. Cycad horticulture coning is a yearly event, and when female cones are pollinated, seed take from six to 18 months to develop. Twentyfour species are enumerated, nine of them described as new c. Members of the family are best known for their opposite leaves. Gymnosperms are plants which produce naked seeds i. Kelas ini hanya mempunyai 1 bangsa, yaitu cycadales dan 1 suku, yaitu cycadaceae. There are about 20 species which grow in the wilderness in china, japan, australia. Plant taxonomy and systematics ppt free power point presentations in plant taxonomy and systematics please click on the topic you needed more ppts from easy biology class. Cycadaceae ancient palmlike plants closely related to ferns in that fertilization is by means of spermatozoids cycad family, family cycadaceae. Potensi diri adalah kemampuan dasar yang dimiliki oleh seseorang yang masih terpendam dan mempunyai kemungkinan untuk dikembangkan jika didukung dengan latihan dan. Trees or shrubs evergreen, dioecious, mostly palmlike. Their leaves are dark green and circinate uncoiling as fern leaves do, differing from those of other members of the family in having a midrib but no lateral veins. Nuclear ribosomal its functional paralogs resolve the.
Geography of cycads cycads are native to the tropical and subtropical regions of both the old and new worlds. This character doesnt always hold up with the woody species of the family. Ppt orchidaceae powerpoint presentation free to download id. Lycaenidae larval food quality was studied to determine its influence on adult life history traits. Cycadaceae the cycadaceae are woody, unbranched or sparsely branched, palmlike, dioecious, seedbearing trees or shrubs with thick, pithy stems. Australian orchidaceae pdf 219 kb 62008populations of neotinea ustulata orchidaceae. Within cycadaceae, the genus cycas is currently recognized as the sole genus.
Gymnospermae free download as powerpoint presentation. It is covered with alternate whorls of leaf bases of foliage leaves and scale leaves. In the powerpoint preferences dialog box, click general. Introduction to cycas, one of the largest genera of cycads. Cycadaceae definition of cycadaceae by the free dictionary. Stevenson trees or shrubs evergreen, dioecious, mostly palmlike. This free online converter allows to convert various file formats doc, docx, xls, ppt, jpg, png. The historical demography and genetic variation of the. Cycadaceae definition of cycadaceae by merriamwebster. The genus cycas is the most widely distributed genus of the order cycadales. Poaceae, which shares some characteristics of cyperaceae, such as wind pollination and reduced floral structure, has often been placed near to cyperaceae but is now shown to be more distantly related h. In contrast, the cycadaceae are still considered wind.
Cycas is the type genus and the only genus recognised in the family cycadaceae. Family zamiaceae singly pinnate compound leaves, bearing leaflets with parallel, dichotomously. Cycadaceae synonyms, cycadaceae pronunciation, cycadaceae translation, english dictionary definition of cycadaceae. The group achieved its maximum diversity in the jurassic and. One fossil species has been described from the eocene of kyushu, japan.
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