20091002

Identification of Pollen Grains...ajudava um programinho!!!!


Identification of Pollen Grains

A User-friendly Multimedia Identification Software
Objectives

geographical locationAimed at capacity building in the study of pollen grains that have key taxonomic characters, a user-friendly pollen taxa identification method is being developed. In other words, this project highlights the utility of New Tools for "Learning Palynology by click of the mouse" by Taxonomists, promising young Palynologists and Paleo-environmentalists and others (in Paleo- and Neo- Tropics) trained in light microscopic techniques.


Materials and Methods


Sculptural elements on Pollen surfaceChemically fossilised/acetolysed tree pollen taxa of 153 species belonging to 147 genera (Mangroves: 11, Western Ghats: 129 and others: 7) and 63 families (2 monocots and 61 dicots) have been included. The pollen slides are from the pollen-spores slide collection (22,000 specimens in a database furnishing taxonomic information, the richest in Asia) of the Palynology Laboratory of the French Institute of Pondicherry.
A new tool for identification and self-training in plant taxonomy (IDAO by CIRAD) has been adapted to enable Pollen identification by non-sequential choice of characters and without terminology. Vectorised drawings of a composite picture and of about 135 character states of selected tree pollen taxa have been prepared.
Semecarpus aurilculata
Information on the pollen is organized in a database accessed by the identification system. For each taxon, in addition to pollen morphological description, pollen micrographs (1280 Light Microscopic Digital and 105 Scanning Electron Microscopic) with legends, brief information on Ecology and Taxonomy and Distribution data of species and genus are furnished. An illustrated pollen morphological Terminology section and Bibliography are also included.

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