What kind of flower is this? It blooms pink like a whip stick.

Pan Long Ginseng. Also known as hogwhip grass, dragon wrapped column, victory staff grass, red dragon coiled column, coiled dragon arrow, snake cave grass, a gun, a leaf, a flower, coiled dragon flower, sickle grass, carp grass and so on. Orchidaceae cordgrass genus perennial herb. The rhizome is short, with clustered, thick, fibrous roots. Stem height 15～45 centimeters. Leaves several born at the base of the stem, linear to linear-lanceolate, length and width varies greatly, the longest up to 15 centimeters, apex obtuse-acute, entire, base slightly embracing the stem, the upper part of the leaves degenerate into sheath-like bracts.