Apple stucklin, [211].

Apple tansy, [209].

Aquilegia, [260].

Arabis, [47].

Arbors, [384].

Arbutus, trailing, [166], [291], [299].

Arches, [384], [387], [418].

Arch-herbs, [384].

Arethusa, [247] et seq., [295], [299] et seq.

Arlington, pergola at, [385].