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Literatur |
- Adams (2003) a
- Adams (2003) b
- Adams (2005)
- Adams (2010)
- Adams (2013)
- Adler (1994)
- Delarze (2008)
- Earle (22.8.2019) => Link
- Flora Gallica (2014), S. 32
- Flora Helvetica (2012), Nr. 102
- Flora Italiana (22.8.2019) => Link
- Hess (1976), Bd. 1, S.177f
- info flora (22.8.2019) => Link
- Pignatti (1982), Nr. 127
- Roloff (1996), S. 621
- Rothmaler (2002), S. 125
- Tela Botanica (22.8.2019) => Link
- Zanoni (1978)
- Zoller (1981), S.112
