北京水(shui)(shui)晶杏(xing)主要分布在(zai)海淀區西山(shan)(shan)東(dong)麓沿線,三面(mian)(mian)環山(shan)(shan)形(xing)成(cheng)一(yi)個山(shan)(shan)洼,4月初(chu)開花、6月上旬成(cheng)熟。水(shui)(shui)晶杏(xing)果實圓或長圓形(xing),黃白色(se),陽面(mian)(mian)有紅暈,表面(mian)(mian)光滑,果肉淡(dan)白色(se),呈(cheng)半透(tou)明(ming)狀,朦朧中可(ke)見到杏(xing)核,故名水(shui)(shui)晶杏(xing)。水(shui)(shui)晶杏(xing)口感極甜,杏(xing)汁(zhi)液(ye)多,品質極優,平均果重(zhong)80克,最大可(ke)達100克。