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This genus is accepted, and its native range is N. America.

[LKGF]

Harley, R.M. et al. (2004). Labiatae, in The Families and Genera of Vascular Plants (K. Kubitzki, ed. in chief) VI: 167-275. Springer-Verlag, Berlin, Heidelberg, New York.

Habit
Rhizomatous perennial herbs or taprooted annuals or biennials (rarely low shrubs), aromatic, with simple hairs
Leaves
Leaves petiolate to subsessile, ovate to lanceolate, elliptic or linear, serrate to denticulate (rarely entire)
Inflorescences
Inflorescence terminal or in verticillasters, of involucrate glomerules
Bracts
Bracts sometimes brightly colored
Flowers
Flowers subsessile
Bracteoles
Bracteoles absent
Calyx
Calyx actinomorphic, not accrescent, cylindrical, 13-15-nerved, 5-lobed, lobes lanceolate to subulate or aristate, often setose, throat usually hairy
Corolla
Corolla white to purple, red, or yellow, 2-lipped, posterior lip narrow, concave, entire or bifid, sometimes apically bearded, anterior lip 3-lobed, median lobe longest, tube straight or curved, corolla in bud falcate
Stamens
Stamens 2 fertile (posterior pair reduced to staminodes or absent), included or slightly exserted, filaments usually pubescent, anthers usually lightly fused (coherent but easily separated), thecae divaricate, separate at dehiscence
Stigma
Stigma-lobes usually unequal
Disc
Disc symmetrical
Fruits
Nutlets ovoid to obloid, obscurely trigonal, smooth, glabrous.
Note
2n = 18, 22, 36 (rarely 24, 32, 34).  About 20 species. Two subgenera are recognized (McClintock and Epling 1942; Scora 1967): Glomerules usually solitary (rarely two), terminal; upper lip of corolla straight to only slightly arcuate; stamens exserted; rh
Distribution
Southern Canada to Southern Mexico

[FTEA]

Lamiaceae (Labiatae), A.J. Paton, G. Bramley, O. Ryding, R.M. Polhill, Y.B. Harvey, M. Iwarsson, F. Willis, P.B. Phillipson, K. Balkwill, C.W. Lukhoba, D.F. Otieno, & R.M. Harley. Flora of Tropical East Africa. 2009

General
This genus is endemic to North America, cultivated as an ornamental
Note
Jex-Blake does not give a species level determination, and no material has been seen, but the two most commonly cultivated are M fistulosa L and M didyma L which also hybridize and have given rise to numerous cultivars No specimens seen.
Habit
Perennial herbs to 1.5 m tall
Leaves
Leaves petiolate, lanceolate to ovate, up to 15 cm long, serrate
Inflorescences
Inflorescence a many-flowered terminal whorl, surrounded by bracts
Calyx
Calyx tubular, actinomorphic with equal teeth
Corolla
Corolla tubular, two-lipped
Stamens
Stamens 2, ascending under upper lip.

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[LKGF]
Use
Some species widely grown as ornamentals.

Native to:

Alabama, Alberta, Arizona, Arkansas, Arkansas, British Columbia, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Manitoba, Maryland, Massachusetts, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southwest, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Ontario, Oregon, Pennsylvania, Québec, Rhode I., Saskatchewan, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming

Introduced into:

Austria, Central European Rus

Monarda L. appears in other Kew resources:

First published in Sp. Pl.: 22 (1753)

Accepted by

  • Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.

Literature

Flora of Tropical East Africa

  • Jex-Blake, Gard. E. Afr., ed. 4: 88 (1957)

Lamiaceae Key Genus Fact Sheets

  • Harley RM, Atkins S, Budantsev AL, Cantino PD, Conn BJ, Grayer R, Harley MM, de Kok RPJ, Krestovskaja T, Morales R, Paton AJ, Ryding O, and Upson T. 2004. Labiatae, in The Families and Genera of Vascular Plants (K. Kubitzki, ed. in chief) VI: 167-275. Sp
  • Scora, Univ. Calif. Publ. Bot. 41: 1-59 (1967), rev.
  • Cheilyctis (Raf.) Spach, Hist. Nat. Vég. 9: 163 (1838).
  • Cheilyctis Benth., Labiat. Gen. Spec.: 726 (1835).
  • Gen. Pl. ed. 5: 14 (1754)
  • Monarda L., Sp. Pl. 1: 22 (1753)

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Science Photographs
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

Lamiaceae Key Genus Fact Sheets
Nina Davies, Gemma Bramley and Don Kirkup, Royal Botanic Gardens, Kew
http://creativecommons.org/licenses/by/3.0