Zizyphus mauritiana is accepted on the Plant List ..
http://www.theplantlist.org/tp...
I'm finding Ziziphus jujuba is a synonym of Zizyphus mauritiana in some places, but not on the Plant List ..
http://www.hort.purdue.edu/new...
http://www.tropilab.com/olijf....
http://www.theplantlist.org/tp...
The quality of Z. jujuba fruit is said to be better ..
http://www.quisqualis.com/37in...
Bark dark grey or dull black, irregularly fissured (Zizyphus mauritiana), I had noticed the bark is smooth on your tree where most I see are fissured. Could that be due to age, is yours a young tree?
http://www.worldagroforestryce...
The ber is one of the most common fruit trees of India and is cultivated practically all over the country .. Varieties Numerous horticultural varieties of ber are grown all over India. Some of the most popular varieties are Umran, Karaka, Gola, Seb, Chhuhara, Sanaur - 2, Ilaichi and Mehrun. In Maharashtra, cv.Umran Is being grown on commercial scale. It has excellent keeping quality and transportability but flat taste.
http://www.authorstream.com/Pr...
Fruits looked pointed on the end, if the photo is correct..
http://edis.ifas.ufl.edu/ag313
As there's many varieties, and yours is grafted it could be one of the varieties.
http://edis.ifas.ufl.edu/ag313
http://www.zimbabweflora.co.zw...
Best stay away from memory lane unless it's a good place, today will some day be memory lane, will it be any better? I hope so.