7
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Acanthus hungaricus ‘White Lips’ (Bear’s Breeches)
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Acanthus spinosus (Bear’s Breeches)
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Achillea millefolium ‘Paprika’ (Yarrow)
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Achillea ptarmica (Sneezewort)
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Achillea tomentosa (Woolly Yarrow)
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Achillea x ‘Terracotta’ (Yarrow)
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Actaea racemosa (Black Cohosh)
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Actaea simplex ‘Hillside Black Beauty’ (Bugbane)
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Actaea simplex ‘James Compton’ (Bugbane)
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Adiantum pedatum (Maidenhair Fern)
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Aethionema grandiflorum (Persian Stonecress)
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Agapanthus x ‘Black Buddhist’ (Lily of the Nile)