蛇(she)皮(pi)果(guo),又名沙(sha)叻,是(shi)棕櫚科(Palmae或(huo)(huo)Arecae)蛇(she)皮(pi)果(guo)屬(shu)(Sa- lacca)植物,英(ying)文(wen)名為“salak”或(huo)(huo)“snake fruit”,拉丁學(xue)名為"Salacca zalacca(Gaertner)Voss”,又名“Salacca edulis Reinw",是(shi)東(dong)南亞(ya)著名水果(guo)。蛇(she)皮(pi)果(guo),外果(guo)皮(pi)薄,以覆瓦狀(zhuang)反折的鱗(lin)片,鱗(lin)片頂尖(jian)光滑或(huo)(huo)呈刺(ci)狀(zhuang)尖(jian),中果(guo)皮(pi)薄,內果(guo)皮(pi)不明顯;種(zhong)子l~3粒,長(chang)圓形(xing) 球形(xing)或(huo)(huo)鈍三棱形(xing),肉(rou)質種(zhong)皮(pi)厚(hou),味酸(suan)或(huo)(huo)甜,胚乳均(jun)勻(yun) 堅硬,具有從頂端孔(kong)穴(xue),深侵入(ru)的種(zhong)皮(pi),胚基生。