1. Spines present on outside ... 2. Spines very long ... 2. Spines shorter yet still easily observable...
www.csbsju.edu/pollen/links/basic_key.htm www.csbsju.edu/pollen/links/basic_key.htm
All pollen identification depends on a good pollen reference collection. This collection is paramount for proper identification of pollen grains. Without a reference pollen collection of vouchered specimens, pollen identification is at best impossible or at worse incorrect.
pollen.usda.gov/Introduction.htm pollen.usda.gov/Introduction.htm
Oct 21, 2003 ... The taxonomic resolution of pollen identification varies. Some plants are identifiable to species, others to genus, and some to just family. ...
www.museum.state.il.us/exhibits/midewin/palynology02.ht... www.museum.state.il.us/exhibits/midewin/palynology02.html
Activity: Pollen Collection And Identification ... When you see pollen (which will appear as pink cells) switch to high power and draw several of them in detail. Be sure to include such details as relative size, number of pores, and furrows. A reference book will be useful in the identification process.
www.accessexcellence.org/MTC/96PT/Share/fiorella.php
STUDYING; POLLEN ... I say naively, because after a little background reading, apparently this isn't the ideal way to study pollen properly! Pollen grains have an oil ... Identification of the pollen source is of course vital. There are many excellent garden flower and wild flower guides available nowadays to help with this.
www.microscopy-uk.org.uk/mag/artjul99/pollen.html www.microscopy-uk.org.uk/mag/artjul99/pollen.html
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.
www.ifpindia.org/Identification-of-Pollen-Grains.html www.ifpindia.org/Identification-of-Pollen-Grains.html
This paper describes work being conducted to reliably separate pollen grains from debris. Two methods of pollen identification are compared, a model based approach and a self-training, deformable template neural network.
www.bmva.ac.uk/bmvc/1997/papers/036/036.html
Identification - 7. Pollen identification ... Pollen grains are 3 D objects usually spherical or rugby ball shaped, they are considered to have an Equator and Poles in a similar way to a ... This is an important technique for pollen identification as all of a grains diagnostic features are unlikely to be visible in one view.
www.shef.ac.uk/archaeology/current/pollen/pollid.html www.shef.ac.uk/archaeology/current/pollen/pollid.html
APERTURES: are any thinning, thickening or other modification of the wall of pollen or spores that serve as an exit for its contents or to allow shrinking and swelling of the grain in response to changes in moisture content.
www.geo.arizona.edu/palynology/ppapertr.html
The very distinctive tricolporate pollen grain is triangular to rounded in the polar view and oblate in the side view. It has 3 very short oval furrows, each containing an elliptical pore, which are surrounded by coarse areas.
www.geog.qmul.ac.uk/popweb/tilia/pollen.htm www.geog.qmul.ac.uk/popweb/tilia/pollen.htm