Grevillea helmsiae F.M.Bailey

Shrub or tree, 3–10 m tall. Leaves dorsiventral, entire, elliptic to narrowly so or narrowly obovate, 5–20 cm long, 7–40 mm wide; margins shortly recurved; surfaces dissimilar, with lower surface densely to sparsely subsericeous or rarely glabrous. Conflorescence usually terminal, erect, usually simple, shortly cylindrical to subglobose, 2–4.5 cm long, basipetal; floral rachis 4–20 mm long. Flowers basiscopic. Flower colour: perianth white to cream; style green. Perianth subsericeous outside, bearded inside. Nectary obconical. Pistil 12.5–20 mm long, glabrous; pollen-presenter very oblique, convex. Follicle compressed-ellipsoidal, 20–31 mm long, glabrous, not viscid.

Grows on rainforest margins and in dry rainforest scrubs and brigalow communities on various substrates.