Chamaecytisus Explained

Chamaecytisus is a genus of flowering plants in the legume family, Fabaceae. It includes 43 species which range from the Canary Islands and Morocco through mainland Europe to western Siberia, Kazakhstan, the Caucasus, Anatolia, and the eastern Mediterranean. It belongs to the subfamily Faboideae. It may be a synonym of Cytisus.^[1]

C. palmensis is a tree from the Canary Islands used as a fodder crop around the world.

Species

Chamaecytisus comprises the following species:^{[2] [3] [4]}

• Chamaecytisus absinthioides (Janka) Kuzmanov
  • var. absinthioides (Janka) Kuzmanov
  • var. austriacoides (Stoj.) Kuzmanov
  • var. grandiflorus (Stoj.) Kuzmanov
  • var. heterophyllus (Bornm.) Micevski
  • var. parvifolius (Stoj.) Kuzmanov
  • var. pirinicus (Stoj.) Kuzmanov

• Chamaecytisus albidus (DC.) Rothm.
• Chamaecytisus albus (Hacq.) Rothm.—Portuguese broom, white broom
• Chamaecytisus austriacus (L.) Link

• Chamaecytisus blockianus (Pawl.) Klask.
• Chamaecytisus borysthenicus (Gruner) Klask.
• Chamaecytisus calcareus (Velen.) Kuzmanov
• Chamaecytisus capitatus (Scop.) Link
• Chamaecytisus cassius (Boiss.) Rothm.

• Chamaecytisus colchicus (Albov) Port.
• Chamaecytisus creticus (Boiss. & Heldr.) Rothm.

• Chamaecytisus danubialis (Velen.) Rothm.^[5]
• Chamaecytisus dorycnioides (Davidov) Frodin & Heyw.
• Chamaecytisus drepanolobus (Boiss.) Rothm.
• Chamaecytisus elongatus (Waldst. & Kit.) Link
• Chamaecytisus eriocarpus (Boiss.) Rothm.
• Chamaecytisus falcatus (Waldst. & Kit.) Holub
• Chamaecytisus frivaldszkyanus (Degen) Kuzm.

• Chamaecytisus graniticus (Rehmann) Rothm.
• Chamaecytisus heuffelii (Wierzb. ex Griseb. & Schenk) Rothm.^[6]

• Chamaecytisus hirsutus (L.) Link—big-flower broom, clustered broom
• Chamaecytisus jankae (Velen.) Rothm.
• Chamaecytisus kovacevii (Velen.) Rothm.
• Chamaecytisus kreczetoviczii (Wissjul.) Holub
• Chamaecytisus leiocarpus (A. Kern.) Rothm.

• Chamaecytisus mollis (Cav.) Greuter & Burdet
• Chamaecytisus nejceffii (Urum.) Rothm.
• Chamaecytisus paczoskii (V.I. Krecz.) Klask.

• Chamaecytisus podolicus (Blocki) Klask.

• Chamaecytisus ponomarjovii Czerep.

• Chamaecytisus proliferus (L. f.) Link—tagasaste
  • subsp. angustifolius (Kuntze) G. Kunkel
  • subsp. meridionalis Acebes
  • subsp. proliferus (L. f.) Link
    • var. calderae Acebes
    • var. canariae (Christ) G. Kunkel
    • var. hierrensis (Pit.) Acebes
    • var. palmensis (Christ) A. Hansen & Sunding
    • var. perezii (Hutch.) G. Kunkel
    • var. proliferus (L. f.) Link
• Chamaecytisus pulvinatus (Quezel) Raynaud
• Chamaecytisus purpureus (Scop.) Link—purple broom

• Chamaecytisus ratisbonensis (Schaeff.) Rothm.
• Chamaecytisus rochelii (Wierzb. ex Griseb. & Schenk) Rothm.^[7]
• Chamaecytisus ruthenicus (Wol.) Klask.

• Chamaecytisus spinescens (C. Presl) Rothm.

• Chamaecytisus supinus (L.) Link^[8]
• Chamaecytisus tommasinii (Vis.) Rothm.
• Chamaecytisus triflorus Skalicka

• Chamaecytisus wulfii (V.I. Krecz.) Klask.

Species names with uncertain taxonomic status

The status of the following species is unresolved:

• Chamaecytisus ambiguus (Schur) Klásk.
• Chamaecytisus anatolicus Güner
• Chamaecytisus biflorus (L'Hér.) Link
• Chamaecytisus gueneri Duman, Baser & Malyer
• Chamaecytisus leucanthus (Waldst. & Kit.) Link
• Chamaecytisus mitrushii F.K.Mey.
• Chamaecytisus pumilus (De Not.) Rothm.
• Chamaecytisus tmolaeus (Boiss.) Rothm.
• Chamaecytisus virescens (Kováts ex Neilr.) Dostál

Hybrids

The following hybrids have been described:

• Chamaecytisus ×cetius (Beck) Dostál
• Chamaecytisus ×millenii (Borbás) Dostál
• Chamaecytisus ×pseudorochelii (Simonk.) Pifkó
• Chamaecytisus ×versicolor (Dippel) Karlsson

Notes and References

1. Cubas P, Pardo C, Tahiri H . 2002 . Molecular approach to the phylogeny and systematics of Cytisus (Leguminosae) and related genera based on nucleotide sequences of nrDNA (ITS region) and cpDNA (trnL–trnF intergenic spacer) . . 233 . 3–4 . 223–242 . 10.1007/s00606-002-0194-0 .
2. Web site: ILDIS LegumeWeb entry for Chamaecytisus . . International Legume Database & Information Service . Cardiff School of Computer Science & Informatics . 2 April 2014 .
3. Web site: GRIN species records of Chamaecytisus . USDA . USDA . ARS . Agricultural Research Service . National Genetic Resources Program . Germplasm Resources Information Network—(GRIN) [Online Database] . National Germplasm Resources Laboratory, Beltsville, Maryland . 2 April 2014 . https://web.archive.org/web/20150924114914/http://www.ars-grin.gov/cgi-bin/npgs/html/splist.pl?2371 . 24 September 2015 . dead .
4. Web site: The Plant List entry for Chamaecytisus . 2013 . . . 15 April 2014 .
5. Some sources treat Chamaecytisus danubialis as a synonym of Chamaecytisus austriacus.
6. Some sources treat Chamaecytisus heuffelii as a synonym of Chamaecytisus austriacus.
7. Some sources treat Chamaecytisus rochelii as a synonym of Chamaecytisus austriacus.
8. Some sources treat Chamaecytisus supinus as a synonym of Chamaecytisus hirsutus.