The website also provides access to a database and images of herbarium specimens found at the university of south florida and other herbaria. An illustrated flora of the northern united states, canada and the british possessions. Psilotum complanatum, the flatfork fern, is a rare herbaceous epiphytic fern ally in the genus psilotum. Cortex cortex of psilotum is divided into following parts. See status, confidence level, source for definitions. Historical specimens of this species need to be verified to confirm the species has been recorded in nsw. Habit of the threatened tmesipteris lanceolata 89 fig. Justification for allocation to this management stream.
Psilotum complanatum can be misidentified as other rainforest forms of psilotum species and there is disagreement on the distribution of the species. Ruggiero ma, gordon dp, orrell tm, bailly n, bourgoin t, brusca rc, et al. Psilotum nudum, the whisk fern figure a, grows in the florida woods. A taxonomic genus within the family psilotaceae fernlike plants the whisk ferns. Psilotum complanatum endangered species listing nsw. On the other hand, psilotum flaccidum, known more as a hawaiian fern ally is also known by the scientific name psilotum complanatum.
Uses, benefits, cures, side effects, nutrients in psilotum nudum. These changes will not be visible to public users until the profile is completed and the draft is released. Hosted by the usgs core science analytics and synthesis. The website also provides access to a database and images of plants photos and herbarium specimens found at participating herbaria. Psilotum pronounced zilotum is a lowgrowing plant devoid of any roots or leaves. Psilotum nudum is a terrestrial plant that grows in humus, among rocks and at the base of trees. Click on names to expand them, and on p for plants profiles. Psilotaceae of north america update, database version 2011 acquired. The nutrient medium contained ammonium as the nitrogen source and lacked nitrate. Enations are small, scaly, balllike outgrowths extending from the stem. Two major sources were used in deciding to list the species at the introduction of the threatened species conservation act in 1995. Psilotum synonyms, psilotum pronunciation, psilotum translation, english dictionary definition of psilotum. About the classification report about the classification download. Both species are indigenous to the hawaiian islands.
The record derives from tropicos data supplied on 20120418 which reports it as an accepted name record 26625279 with original publication details. This file contains additional information such as exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. While every effort has been made to provide the most reliable and uptodate information available, ultimate legal requirements with respect to species are contained in. Canadian journal of botany canadian science publishing. Resembles early vascular plants known from the fossil record, but now considered a fern ally related to the ophioglossales. Psilotum complanatum psilotum flaccidum talcott greenhouse mount holyoke college dsc04534. Sorry, we are unable to provide the full text but you may find it at the following locations. Unlike ferns, they lack leaves, but have very unique structures known as enations. Wikimedia commons ruggiero ma, gordon dp, orrell tm, bailly n, bourgoin t, brusca rc, et al. The wacky world of whisk ferns at in defense of plants. You are viewing a profile that is currently in draft. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties.
The problem is that they present a peculiar combination of primitive and derived. The genus psilotum is in the family psilotaceae in the major group pteridophytes ferns and fern allies. Habit of the primitive, rootless vascular plant psilotum complanatum 89 fig. However, it is not a legal authority for statutory or regulatory purposes. Psilotum complanatum o wikispecies tem informacoes sobre. How psilotum nudum is effective for various diseases is listed in repertory format. There are no real leaves, but the ridged stems are green, and act as photosynthetic organs. Pdf the morphological and anatomical reinvestigation of the. Classification for kingdom plantae down to genus psilotum sw. Psilotum complanatum psilotaceae hear species info. Psilotum and tmesipteris are the only two living genera in this phylum. Psilotum complanatum information from the smithsonians flora of the hawaiian islands information about psilotum complanatum including nomenclature and synonymy, and status and distribution in hawaiiis provided by the flora of the hawaiian islands website of the smithsonian national museum of natural history.
The atlas of florida plants provides a source of information for the distribution of plants within the state and taxonomic information. The australasian virtual herbarium avh is an online resource that provides immediate access to the wealth of plant specimen information held by australian herbaria. Psilotum is a genus of fernlike vascular plants, commonly known as whisk ferns. Though several species have been reported in psilotum, all of them usually fall into two well defined species, viz. Page designed through the cooperative efforts of interagency itis teams. Psilotum definition of psilotum by the free dictionary. Plants profile for psilotum complanatum flatfork fern. Morphologically, the plant is simple, lacking leaves and roots, and having hanging stems with dichotomous branching, which lack developed leaves but have minute scales. Flat fork fern psilotum complanatum conservation project. Pdf arbuscular mycorrhizal morphology in sporophyte of. Psilotales and ophioglossales psilotales psilotum and tmesipteris, which together comprise the psilotaceae order psilotales, have been the subject of endless arguments among botanists.
A plant buff can recognize both species of psilotum p. Psilotums distinctive threepart synangia fused sporangia produce spores and are. This pdf version does not have an isbn or issn and is not therefore. The record derives from tropicos data supplied on 20120418 which reports it as an accepted name record 26602814 with original publication details. Whisk ferns class psilotopsida are not true ferns, but plants with shrublike appearance that are closely related to ferns. My field work is centered in mexico, colombia, and papua new guinea. Flat fork fern psilotum complanatum download strategy pdf registered users.
Updated for itis by the flora of north america expertise network, in connection with an update for usda plants 20072010 reference for. Common names flatfork fern in english bibliographic references. Psilotum complanatum ferns and lycophytes of the world. Plants in these two genera were once thought to be descended from the earliest surviving vascular plants, but more recent phylogenies place them as basal ferns, as a sister group to ophioglossales. Both these species differ in their distribution and general description. Avh is a collaborative project of the state, commonwealth and territory herbaria, developed under the auspices of the council of heads of australasian herbaria chah, representing the major australian collections. Cropping calendar and gender relations in labor use in barangay siloy, calamba, misamis occidental 92 fig. The user has requested enhancement of the downloaded file. Psilotum complanatum, the flatfork fern, is a rare herbaceous epiphytic fern ally in the genus.
I am particularly interested in macroevolutionary rates and characters that diagnose large clades of ferns and lycophytes. Participatory rural appraisal in the lowland ecosystem of. There is some evidence that it might be a true fern that has lost some typically fernlike characteristics. Names of psilotum nudum in various languages of the world are also given. The alabama plant atlas is a source of data for the distribution of plants within the state as well as taxonomic, conservation, invasive, and wetland information for each species. Text is available under the creative commons attributionsharealike license. Psilotum nudum herb uses, benefits, cures, side effects. The nutrient medium contained ammonium as the nitrogen source and lacked n. Spores of several species of psilotum and tmesipteris were sown on a nutrient medium containing minerals and 0. Pdf on apr 27, 2017, carlos galindorosete and others published.
Show all show tabs flatfork fern general information. General information psilotum belong to the whiskfern family psilotaceae with only two wide spread species. Enjoy unrestricted access to all content and features, including. It is one of two genera in the family psilotaceae, the other being tmesipteris. Psilotum belong to the whiskfern family psilotaceae with only two wide spread species. This species has been assigned to the partnership widespread management stream under the saving our species sos program. Psilotum type genus of the psilotaceae genus psilotum fern genus genera of ferns and fern allies family psilotaceae, psilotaceae small family. Access is allocated within two business days of purchase and lasts one year. Results all four species examined, namely psilotum complanatum, p, nudism, tmesipteris lanceolata and t. The sporophytes are dichotomously branched with an underground rhizome and upright branches. Participatory rural appraisal in the lowland ecosystem of mt. Plants profile for lycopodium complanatum groundcedar.
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