‘桂野生山金柑’是在广西壮族自治区东兴市发现的金柑属柑橘新品种。果实近圆形,成熟时果皮黄色,果面光滑,有蜡层,肉质紧密,风味显酸,平均单果质量4.5 g,果形指数0.98,种子1~7粒,卵形,深绿色,单胚。果实可食率87.1%,果实可溶性固形物含量10.6%,每L果汁中含可滴定酸45 g和维生素C 374 mg。该品种在广西东兴地区11月初成熟,花单生或簇生,萌芽力和成枝力弱,抗逆性和抗病性中等。适合广西地区栽培,幼树第2年可开花坐果。
'Gui Wild Shanjingan' is a new citrus cultivar found in Luohua mountain of Pingfeng village, Malu town, Dongxing city, Guangxi Zhuang Autonomous Region. It belongs to Rutaceae family and Hong Kong kumquat (Fortunella hindsii Swingle). Since 2013, through three years investigation on its botanical and biological characteristics and fruit quality, we found that its genetic traits were stable. SSR molecular markers were performed on the plant materials of ' Gui Wild Shanjingan' and 6 other citrus varieties to analyze their phylogenetic relationship. The results showed that 'Gui Wild Shanjingan' was a new citrus cul- tivar with specific bands which was different with the other tested cultivars, and it was reviewed and approved by the Guangxi Committee of Corp Variety Registration in June 2015. This species is a dwarfing shrub tree. The tree is low-vigorous with spheroid crown and upright tree gesture. The trunk present grey- brown color, branches are slender and dense with few spines. Leaf is long elliptic, 6.27 cm long, 1.90 cm wide, apex acute, margin smoothly, surface dark green. Complete flower is white with a small size, it has 5 petals with ligulate shape, 5 pieces of sepals. Fruit is mainly round, has yellow peel and light ware surface, The average fruit weight is 4.50 g; The average transverse diameter is 20.3 mm and the average longitudinal diameter is 19.8 mm, fruit shape index is 0.98.1-7 seeds per fruit, the oval-shaped and monoembryonic seeds contain deep green cotyledon. The proportion of pulp is less with lacking in juice and acid-bitter taste. The edible rate is 87.1%, the average total is 4.50%, and vitamin C is 374.0 mg·L^-1. The soluble solids content is 10.6%, the titratable acid content fruit matures from early November to January of the next year in Dongxing area. Adult result tree germinate in early April every year, periodic flower bud differentiation with different growth potential of spring shoots. The flowering time is in the early June, and occurred multiply. It can bear f