دراسة أولية للتنوع الحيوي النباتي في بيئة جبل العرب : جنوب سورية

الملخص EN

The present article deals with the plant biodiversity at Jaba I l-Arab.

Which lies in south of Syria at the Jordanian borders.

It extends between longitudes 36° 15 to 37° E and latitudes 32° 07 to 33° 10 N.

The topography of the study area varies between level land reaches about 615 m a s.I.

and high mountain rise up to 1803 m.

The climate of study area is generally considered as a modified Mediterranean climate the highest rainfall amount occurs in the top of mountain (f in EI-Arab station 535mm / year).

And the lower in the SI and M of the study are (about 200mm / year) .

The floristic aspect comprises more thant 423 plant species e.g.

(Jiten us.

Pistacia, Crataegus Amygdalus, Trifolium, Vicia, Hordeum Astragals.

The geological, topographical, and the yearly rainfall iso-lines maps of study area were imported in a GIS.