1、 Corm characteristics

Vanilla is a perennial herb. Its bulb is oval or narrowly oval, with dark red spots and reticular stripes

2、 Leaf characteristics

The leaves of Citroen are strip-shaped or sword shaped, slightly curved, with a length of 15-40cm and a width of 0.5-1.4cm. The color is yellow green. There is an obvious grain in the middle of the leaf

3、 Characteristics of flowers

Its flower stem grows upright, with 2-3 curved branches on it. There are small erect flowers with light yellow or yellow green on the flower branches. It has no pedicel, but there are two bracts at the base of each flower. The bracts are wide oval or oval

4、 Fruit characteristics

Its fruit is a capsule, nearly ovoid