1、 Stem difference

Glass emerald stems are relatively upright, light red or green in color, unbranched or branched, with sparse pilose or glabrous at the branch ends. The stem of Yushu is fleshy and thick, and the dry skin is grayish white and shallow. Many branches, glabrous

2、 Blade difference

Glass emerald leaves alternate or arranged in a spiral shape on the upper part, in a wide oval or oval shape, and then to an oblong oval shape, about 4-12cm long and 2.5-5.5cm wide. The leaf edges are serrated, glabrous and green. The leaves of Yushu are fleshy, oval and relatively small, about 4cm long and 3cm wide. Nearly entire, grayish green in color

3、 The difference between flowers

The color and size of glass emerald flowers vary, including crimson, purplish red, bright red, pink, lavender, blue purple or white. The flowering period is from June to October. The color of Yushu flower is white or light pink, and the flowering period is at the end of spring and the beginning of summer