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African Journal of Traditional, Complementary and Alternative Medicines
African Ethnomedicines Network
ISSN: 0189-6016
Vol. 8, No. 5s, 2011, pp. 97-107
Bioline Code: tc11073
Full paper language: English
Document type: Research Article
Document available free of charge

African Journal of Traditional, Complementary and Alternative Medicines, Vol. 8, No. 5s, 2011, pp. 97-107

 en Biodiversity and Importance of Floating Weeds of Dara Ismail, Khan District of KPK, Pakistan
Marwat, Sarfaraz Khan; Khan, Mir Ajab; Rehman, Fazal-ur; Ahmad, Mushtaq & Zafar, Muhammad

Abstract

The present paper is based on the results of taxonomic research work conducted in Dera Ismail Khan District of KPK, Pakistan, during 2005 - 2007. The area was extensively surveyed in order to collect floating aquatic weeds. From the study area 11 floating aquatic weed species belonging to 9 genera and 9 families were collected and identified in the light of available literature. These plants include Bryophytes: 1 species, Ricciocarpus natans check for this species in other resources (L.) Corda; Pteridophytes: 2 species, Azolla pinnata check for this species in other resources R.Br. and Marselia quadrifolia check for this species in other resources L., and Spermatophytes: 8 species, Lemna aequinoctialis check for this species in other resources Welw., L. gibba check for this species in other resources L., Marselia quadrifoliata L. Nelumbo nucifera check for this species in other resources Gaerth., Nymphoides cristata check for this species in other resources (Roxb.) O. Ketze. Nymphoides indica check for this species in other resources (L.) Kuntze:, Pistia stratiotes check for this species in other resources L. Potamogeton nodosus check for this species in other resources Poiret and Spirodela polyrrhiza check for this species in other resources (L.) Schleid. Floating weeds on one hand cause serious problems and on the other hand they are used for various purposes. Data inventory consists of botanical name, family, major group, habit and habitat, flowering period, availability, distribution in D.I.Khan, Pakistan and world, beneficial and harmful effects. Key to the floating aquatic species of the area was developed for easy and correct identification and differentiation.

Keywords
Biodiversity; Floating aquatic weeds; Dera Ismail Khan; Pakistan

 
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