| Pak. J. Bot., 37(1): 15-22, 2005. | Back to Contents | ||||
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Updated: 09-07-09 | ||||
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STUDIES ON THE POLLEN MORPHOLOGY OF THE GENUS SISYMBRIUM AND MONOTYPIC GENERA ATELANTHERA AND ARCYOSPERMA (BRASSICACEAE) FROM PAKISTAN REHANA KHAN
Abstract:
Pollen grains of 8 species belonging to 3 genera viz., Atelanthera,
Arcyosperma and Sisymbrium (Brassicaceae) from Pakistan were
studied by light microscope. Pollen grains usually radially symmetrical
isopolar, prolate spheroidal, prolate and subprolate, tectum reticulate
to granulated. On the basis of number of aperture two distinct pollen
types are recognized. Atelanthera pollen type 6 colporate and
Sisymbrium pollen type 3-4 colpate. Palynological data has been
useful at generic and specific levels. Department of Botany, Federal Urdu University of Arts, Sciences & Technology, Karachi, Pakistan. |
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