It can grow as tall as 40 cm, at the abaxial side of the fertile frond are sori with silvery colour thus the common name was taken. Media in category pityrogramma austroamericana the following 33 files are in this category, out of 33 total. Pityrogramma calomelanos is a fern growing about 40cm tall. The definition of calomelanos in the dictionary is mercurous chloride, which was used as purgative, vermifuge and. The sporophyte of the fern pteris vittata is known to hyperaccumulate arsenic as. Summary of copper uptake in different copper treatments in 61 days. The spikes are believed to represent a large, temporary increase in the number of ferns relative to other terrestrial plants after the extinction or thinning of the latter. Pdf pityrogramma calomelanos a tropical fern, has traditional, ethnobotanical uses and is widely used for the treatment of kidney infections. This study examined the phytoextraction potential of two arsenic as hyperaccumulators, pteris vittata l. Soil and plant samples were collected from field surveys as well as potted experiments. Pityrogramma calomelanos in the germplasm resources information network grin, u. Bioavailability and hyperaccumulation of copper cu in pityrogramma calomelanos was evaluated using sequential extraction technique set and atomic absorption spectrophotometry aas. The as hyperaccumulation efficiency was dependent on the growth medium for the two fern species. Pdf a simple and costeffective methodology employing environmentally benign substances for the fabrication of whitelight emitting materials is important for practical applications in the field.
In its farina it produces the cytotoxic and anticancer compound dihydrochalcone. With due consideration to the type of arsenic compounds present in the fern, and. Export a ris file for endnote, procite, reference manager, zotero, mendeley export a text file for bibtex. In rare instances, a publisher has elected to have a zero moving wall, so their current issues are available. Pityrogramma calomelanos aureoflava synonyms, pityrogramma calomelanos aureoflava pronunciation, pityrogramma calomelanos aureoflava translation, english dictionary definition of pityrogramma calomelanos aureoflava. Pdf field survey and comparative study of pteris vittata. Pityrogramma calomelanos ferns and lycophytes of the world. Pityrogramma is a genus with about 17 species occurring mainly in tropical america smith et al. In india there are very few records in the 19th century, but masses now.
Although we have found no reports of toxicity for this species, a number of ferns. Pityrogramma, the silverback ferns, or goldback ferns, citation needed is a fern genus in the subfamily pteridoideae of the family pteridaceae species. Pdf the area under the roc curve auc is a well known performance measure in machine learning and data mining. Pittyrogramma austroamericanaleaf tipyercaudsalemindia. Arsenic speciation in tissues of the hyperaccumulator p. Permission is granted to copy, distribute andor modify this document under the terms of the gnu free documentation license, version 1. The moving wall represents the time period between the last issue available in jstor and the most recently published issue of a journal. Click on each image to see a larger version and details of the record view all images 7 photo. Inventory of plants is done on the project area by noting the types of diareal. In paleontology, a fern spike is the occurrence of unusually high spore abundance of ferns in the fossil record, usually immediately in a geological sense after an extinction event. Lumut memberikan kelembaban yang electrpdo pakupakuan seperti paku kinca nephroplepis hirsutula dan paku perak pityrogramma calomelanos discover all that is.
Lamina 2pinnatepinnatifid, ovate, narrowly ovate, triangular or narrowly triangular, 1545 cm long, 627 cm wide. Rhizome scales with an apical portion of 810 uniseriate cells. Usda, ars, germplasm resources information network. Pityrogramma calomelanos definition of pityrogramma. Spore germination of silver fern pityrogramma calomelanos.
Buy pdf apogamy, apospory and parthenogenesis in the pteridophytes ii. Please note that this is a trial program and may end. This research is a quantitative explorative research. Known hazards although we have found no reports of toxicity for this species, a number of ferns contain carcinogens so some caution is advisable. Link is used as an ornamental and medicinal plant ambrosio and barros, 1997. Enhancement of antimicrobial activity of antibiotics and.
Pityrogramma calomelanos pdf writer, the complete illustrated book of yoga pdf, open brand pdf, carcassi guitar pdf tab, sennebogen 821 m pdf. Chamaesyce hirta, cissus verticillata, kalanchoe pinnata, peperomia spp. Pityrogramma calomelanos synonyms, pityrogramma calomelanos pronunciation, pityrogramma calomelanos translation, english dictionary definition of pityrogramma calomelanos. Sporangia spread uniformly over the fertile segments var. Access is allocated within two business days of purchase and lasts one year. Efficient induction of apospory and apogamy in vitro in silver fern pityrogramma calomelanos l. This is an example of the teaching sequences created for the power of of the random house group ltd. Exudate flavonoids of eupatorium cannabinum pdf free.
A copy of the license is included in the section entitled gnu free documentation license. Bioavailability and accumulation assessment of copper in. The tramil program aims to understand, validate and expand health practices based on the use of medicinal plants in the caribbean, which is a biodiversity hotspot due to high species endemism, intense development pressure and habitat loss. A screening for antimicrobial activities of caribbean. In vitro induction of apospory and apogamy, and direct field establishment of aposporous gametophytes and subsequent sporophyte development has been. Plant growing on disturbed soil beside a mountain track, near louwsburg, south africa, where it is not a native species photograph by. An pityrogramma calomelanos in nahilalakip ha genus nga pityrogramma, ngan familia nga pteridaceae. Hence, studies on the phytochemistry and pharmacology of medicinally important pteridophytes with more citations may reveal active principles that can be further developed into novel therapeutic agents. Pityrogramma calomelanos images useful tropical plants. Pityrogramma calomelanos is commonly called silver fern. This work comprised of the comparative study of arsenic as uptake efficiency by pteris vittata and pityrogramma calomelanos grown in i as amended soils 0600 ppm and ii as tainted water 40 ppb using a new compact continuous flow phytofiltration system in a tropical greenhouse. In vitro induction of apospory and apogamy, and direct field establishment of aposporous gametophytes and subsequent sporophyte development has been accomplished. The definition of calomelanos in the dictionary is mercurous chloride, which was used as purgative, vermifuge and antisifilitic.
In plants with both apomictic and meiotic embryology, the proportion of the different types can differ at different times of year, 11 and photoperiod can also change the proportion. Arsenic species in an hyperaccumulating fern, pityrogramma. Content managed by stuart lindsay, gardens by the bay, singapore and david middleton, singapore botanic gardens. January 11, image 3 search americas historic newspaper pages from or use federzl u. Pteris melanocaulon is noted to thrive very well in selected cuau mines in the philippines such as the carmen cu mine in cebu and the manila mining cuau mine in surigao. The leaves have been used locally for medicinal purposes. Link pteridaceae article pdf available september 2017 with 175 reads how we measure reads. Arsenic hyperaccumulation in pityrogramma calomelanos l.
Components % treatment plant part as iii as v as 2s 3 total % a ss b sav c freeze dried pinnule 90 6 4 100 7. Pdf spore morphology of pityrogramma calomelanos l. Ethnomedicines used in trinidad and tobago for urinary. Pityrogramma in the germplasm resources information network grin, u. Its a very common and remarkably widespread adventive pteridaceous fern, pityrogramma calomelanos, originally s.
Link of the fern family pteridaceae collected from mahandragiri hills, gajapati district, odisha is reported. Link family pteridaceae stored under name acrostichum calomelanos l. Due to the lack of data about the biological activity of brazilian ferns and due to serious problems. Bioaccumulation factor baf was found to be greater than 1 which means that p. Department of agriculture agricultural research service. The plants used for hypertension, jaundice and diabetes.
Download pdf 212 kb abstract three known flavonoids, namely namely 2,6dihydroxy4methoxydihydrochalcone,\ud kaempferol, and quercetine had been isolated from the aerial part of the fern\ud pityrogramma calomelanos. Inventarisasi tumbuhan paku pdf chamber of thrills. Pdf invitro propagation of pityrogramma calomelanos. I am an amateur botanist working on the fern and lycophyte flora of santa catarina island, in southern brazil. The selective establishment of pityrogramma calomelanos l. The website also provides access to a database and images of herbarium specimens found at the university of south florida and other herbaria. Petiole black, dull, glabrous or sparsely scaly proximally. Lumut memberikan kelembaban yang memungkinkan pakupakuan seperti paku kinca nephroplepis hirsutula dan paku perak pityrogramma calomelanos the elextrodo electrode is commonly referred to as a halfcell because it includes an aqueous phase of potassium chloride as one arm of the cell to be used in the electric circuit. As of december 2019, plants of the world online recognized the following species and hybrids. The atlas of florida plants provides a source of information for the distribution of plants within the state and taxonomic information. The antibacterial activity was examined for thirteen plant species from several genera that were identified as a result of tramil. In field survey, pteris vittata and pityrogramma calomelanos were only found in arsenic as contaminated areas with soil ph 7. Pityrogramma calomelanos images back to plant info. Blade elongatetriangular to ovatelanceolate, 2pinnatepinnatifid, sometimes 3pinnate proximally, densely whitefarinose abaxially.
Link on alternate layers of volcanic ash is described in this paper. Phylogeny of the fern subfamily pteridoideae pteridaceae. Phytoremediation potential of pityrogramma calomelanos var. Gametophytic apomixis in flowering plants develops in several different ways. Neurogramma calomelanos linnaeus diels stipe 4050 cm. The computed bioaccumulation factor bf and translocation factor tf values from the analyses of as contents of the soil and the. I also study the taxonomy of the brazil nut family lecythidaceae. The file contains 35 pages and is free to view, download or print. Petra ballings mount buchwa, road from tunnel to lake filled open mine photo. Efficient induction of apospory and apogamy in vitro in.
1152 1551 316 1271 185 1075 1213 34 1389 1313 1244 985 950 672 812 1635 1394 825 610 460 181 1433 531 1327 432 224 722 1612 1132 253 1305 299 1458 696 1424 706 660 918 18