| Betonica macrantha | |
|---|---|
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| In bloom | |
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| Close-up of flowers | |
Scientific classification 
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| 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
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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. 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.
The Latin specific epithet macrantha means "large-flowered".
The cultivars 'Robusta', 'Superba', and 'Violacea' have gained the Royal Horticultural Society's Award of Garden Merit.
References
- ^ "Betonica macrantha K.Koch". Plants of the World Online. Board of Trustees of the Royal Botanic Gardens, Kew. Retrieved 1 April 2021.
- "Stachys macrantha". www.missouribotanicalgarden.org. Retrieved 2018-11-18.
- Brickell, Christopher, ed. (2008). The Royal Horticultural Society A-Z Encyclopedia of Garden Plants. United Kingdom: Dorling Kindersley. p. 1002. ISBN 9781405332965.
- Harrison, Lorraine (2012). RHS Latin for Gardeners. United Kingdom: Mitchell Beazley. ISBN 978-1845337315.
- "AGM Plants - Ornamental" (PDF). Royal Horticultural Society. December 2020. p. 12. Retrieved 1 April 2021.
| Taxon identifiers | |
|---|---|
| Betonica macrantha | |
| Stachys macrantha |
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