A fight with no asspulls in it? That's a rare sight in Bleach
Byakuya's had the constitution to sever his own tendons before, I suppose grabbing some petals while getting minced is no big deal. Still, this chapter indicates that Tsukishima knows and can actually use all types of kido that Byakuya knows too, so that places him quite above your average shinigami, let alone human...