1Leaves spreading to ascending, not or only moderately crowded; longest leaves < 4 cm long; newer branches not columnar; fruits 8–10 mm longGrevillea neurophylla subsp. neurophylla
1Leaves strongly ascending, crowded; longest leaves usually > 4 cm long; newer branches subcolumnar; fruits 6.5–8 mm longGrevillea neurophylla subsp. fluviatilis