Same as Rhachilla.

(= rhachilla): of palms and woody monocotyledons, the lateral or secondary branches of the inflorescence; of a grass spikelet, the axis above the glumes.

n. (Gr. rhachis, spine) the zigzag center upon which the florets are arranged in the spikelet of grasses or in some sedges.

Raphides

In a bipinnately compound leaf, the elongated structure that attaches to both the leaflets and the central rachis. Several rachilla attach to the rachis in a bipinnately compound leaf, the best examples of which are Honeylocust and Kentucky Coffeetree.

Renovation, turf