Betonica macrantha

Betonica macrantha, formerly Stachys macrantha, known as big betony, is a species of flowering plant in the mint family Lamiaceae. It is native to the Caucasus, northeastern Turkey, and northwestern Iran.^[1][2] Growing to 60 cm (24 in) tall by 30 cm (12 in) broad, it is an erect herbaceous perennial with scalloped cordate leaves. Spikes of hooded purplish-pink flowers are borne throughout summer.^[3]

Betonica macrantha
In bloom
Close-up of flowers
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Lamiales
Family:	Lamiaceae
Genus:	Betonica
Species:	B. macrantha
Binomial name
Betonica macrantha K.Koch
Synonyms
List Betonica grandiflora Stephan ex Willd. Betonica rosea Prien. ex Hornem. Clinopodium grandiflorum Gueldenst. ex M.Bieb. Stachys grandiflora (Stephan ex Willd.) Benth. Stachys macrantha (K.Koch) Stearn

The Latin specific epithet macrantha means "large-flowered".^[4]

The cultivars 'Robusta', 'Superba', and 'Violacea' have gained the Royal Horticultural Society's Award of Garden Merit.^[5]