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This genus is accepted, and its native range is Temp. Eurasia.

[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.

Morphology General Habit
Perennial subshrub, aromatic
Morphology Leaves
Leaves simple, entire, usually glabrous
Morphology Reproductive morphology Inflorescences
Inflorescence of 6-many-flowered verticillasters merging to form a terminal, usually ± secund, spiciform thyrse
Morphology Reproductive morphology Inflorescences Bracts
Bracts leaf-like
Morphology Reproductive morphology Flowers
Flowers very shortly pedicellate, bracteolate
Morphology Reproductive morphology Flowers Calyx
Calyx 2-lipped (3/2), ± tubular, 15-nerved, lobes equal, deltoid, acuminate or aristate, ciliate, with thickened fold at each sinus
Morphology Reproductive morphology Flowers Corolla
Corolla 2-lipped, 5-lobed (2/3), violet to whitish, posterior lip deeply emarginate, concave, patent, anterior lip with median lobe ± suborbicular, emarginate, curved downwards, lateral lobes rounded and smaller, tube cylindrical
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 4, inserted in middle of tube, curved, exserted, thecae divergent, confluent, connective ± triangular
Morphology Reproductive morphology Flowers Gynoecium Stigma
Stigma-lobes equal, ± acicular
Morphology Reproductive morphology Fruits
Nutlets ± ovoid, smooth to papillose, puberulent, with mucilaginous cells.
Note
2n =12.  Two species
Distribution
In Europe, Northwestern Africa, Central and Southwestern Asia, including China. Introduced to Northern Europe and North America.

Native to:

Afghanistan, Albania, Algeria, Altay, Austria, Belarus, Bulgaria, Buryatiya, Central European Rus, Czechoslovakia, France, Greece, Hungary, Iran, Italy, Kazakhstan, Kirgizstan, Krym, Mongolia, Morocco, North Caucasus, Pakistan, South European Russi, Spain, Switzerland, Tadzhikistan, Transcaucasus, Turkey, Ukraine, West Siberia, Xinjiang, Yugoslavia

Introduced into:

Baltic States, Belgium, Vermont

Hyssopus L. appears in other Kew resources:

First published in Sp. Pl.: 569 (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

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
  • Hyssopus L., Sp. Pl. 2: 569 (1753).

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

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