Pollen Morphology of Pyrethrum tatsiense Compositae from Pakistan

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Biyolojik Çeşitlilik ve Koruma
Volume:2 Issue:2
Pollen Morphology of Pyrethrum tatsiense Compositae from Pakistan

Pollen Morphology of Pyrethrum tatsiense Compositae from Pakistan

Authors : Akbar Ali MEO

Pages : 65-67

View : 14 | Download : 9

Publication Date : 2009-08-15

Article Type : Research Paper

Abstract :Palynological studies of Pyrethrum tatsiense Bur et French hing Compositae was carried out with light microscope. Pollen grains are trizonocolporate, lacunate to non-lacunate and echinate. Pollen diameter in equatorial view is oblate-spheroidal, spheroidal to suboblate and circular to semi-angular in polar view. Colpi long and broad. Columella branched and well developed. Pollen characters such as polar and equatorial diameter, exine thickness, spine length and number of spine rows between colpi are taxonomically important. Pollen data of Pyrethrum tatsiense closely relates with Chrysanthemum and Tanacetum species
Keywords : Palynology, Compositae, Pyrethrum tatsiense, Pakistan

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