Perennial herbs.

Rhizomes can be divided into thick erect rhizomes and slender transverse rhizomes. The erect rhizomes are oblate with many short internodes, brown, and the transverse hate rhizomes are long and yellow-white. Fibrous roots are born on the nodes of rhizomes and have many branches.

Leaf:

The leaves are basal, dark green, shiny, reddish purple near the ground, sword-shaped, 25-60 cm long, 1.5-3 cm wide, tapering at the top without obvious midvein.

Flowers:

Flowering stems erect, higher than leaves, terminal sparse racemes with 5- 12 branches, as long as or slightly longer than bracts; Bracts leaflike, 3-5, broadly lanceolate or ovoid.

Seeds:

The capsule is elliptic and cylindrical, 2.5-3cm long,1.2-1.5cm in diameter, slightly pointed at the top, dull at the base, beakless, with six obvious longitudinal ribs, which split from the top to the middle when it is mature; The seeds are dark brown, regular polyhedron with no appendages.

Extended data:

Plant culture:

Orchids are the crystallization of thousands of years' history and culture in China and the symbol of the spirit and wisdom of the Chinese nation.

From the Spring and Autumn Period to the present, the history of more than 2,000 years has made bluegrass in China play an important role in the world flower industry.

Especially at the end of the 20th century and the beginning of this century, the bluegrass industry in China has experienced unprecedented prosperity.

The brand of bluegrass in China is also highly respected in the world flower industry.

Among the many flower varieties in the world, bluegrass in China has become a hot spot for politicians, superstars and wealthy people all over the world.

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