DANDELION POSTER chart botany flower botanical plant 1 Scientific German Educational Chart Start Price USD 98.00 Current Price USD 98.00 Time Left - Bid Count 0 Buy It Now Price - Reserve Price - Start Time Friday, August 29, 2008 End Time Monday, September 08, 2008 Location New York, New York See more about 'DANDELION POSTER chart botany flower botanical plant 1' Description Scientific German Educational ChartDandelion -Taraxacum officinaleWe've recently obtained a series of Scientific German Educational Charts that were originally illustrated in the 1950s and 60s.  They continue to be produced by the same printing company.  This manufacturer has been internationally recognized for producing scientifically accurate educational charts since 1929.  Their charts are printed in six to ten colors by hand to ensure vibrant color and intricate detail.You are bidding on a scientific chart of a Dandelion - Taraxacum officinale.  This chart was reissued using the original film and same methods as the first printing.  Since its printing, this chart has remained in storage and looks new.  It is printed without inscription for university study and aesthetic purposes with special attention paid to anatomical detail and accuracy.  This chart illustrates the anatomical details of the Dandelion.This chart is mounted on canvas and fitted with stable wooden rods.  It measures 44.5 inches tall by 32.25 inches wide (85 cm x 120 cm).  The chart comes with a nylon cord that passes through the top wooden rod for easy hanging.  The chart comes rolled and is shipped in a sturdy mailing tube.  Included is a key with accompanying text in English, German, French, and Spanish.Key - (Included)Dandelion - Taraxacum officinaleFig. 1 – A complete plant: Eight inflorescences and fructifications on long, leafless stalks, showing the various stages of development. One head as new bud, others with the yellow, tongue-shaped individual flowers. The last stage is represented by an almost empty fructification: the dimples, in which the achenes were seated, are visible. The synoptic picture shows tap root with adventitious roots and the short rhizome just underneath the rosette.Fig. 2 - Longitudinal section of composite flower. The marginal or ray-flowers are female; the mature bifurcated stigma is rolled back . Inside the young, not yet open central –or disc-flowers and between them some floral leaves in pre-male phase with pollen above staminate tube. Fig. 3 – Transverse cut through peduncle with peripheral ring of vascular bundles.Fig. 4 – Tongue-shaped single flower with the five petals, forming the tongue. The bifurcated stigma rises above the tube of stamens. The calyx if formed by a corolla of hairs, the filament being still very short.Fig. 5 – Enlarged portion of lingual flower, corresponding fig. 4th. The tube of stamens is cut open; the single filaments of the stamens and the pistil with the forked stigma are to be seen.Fig. 6a – To the right and left side of the plant two single fruits (achenes). Fig. 6b – Filament of the tufted fruit has grown much larger. Fig. 7 – Rhizome and pieces of roots produce new plants. Fig. 8 – Transverse section of root. Inside the central cylinder or stele, it is surrounded by a spongy area, the cortex, with the regions of specialized cells.Fig. 9 – Section of a vascular ring of the cortex, showing sieve-tubes with companion cells, conductors of the milky sap, and sieve-parenchyma.Please click on View Seller’s Other Items above to view additional posters for auction.  Click on the me symbol above to learn more about our retail store.   We also offer more of these beautiful posters on our website. Place a Bid!