nectary

1.Nectaries 2--3 mm; style lobes 2--3 mm; bracts not cirrose at apex.

蜜腺2--3米；花柱裂片2--3米；苞片而不是有卷须的在先端。(18

2.Petals free, alternating with 5 extrastaminal nectary glands, yellow to reddish yellow, rarely white, often denticulate at apex.

花瓣离生，与5个雄蕊外产蜜腺的腺体互生，黄或红黄，很少白，在先端具细齿。

3.Petals 5 or 6, obovate, 4.5--6.5 × 2.5--3.5 mm, nectary pit without a scale, apex rounded, nectariferous foveola small.

花瓣5或6，倒卵形，4.5-6.5*2.5-3.5米，蜜槽没有鳞片，先端圆形，分泌蜜汁的小孔穴小。