Outer cup

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Hibiscus sabdariffa , flowers with large red sepals and outer calyx

An outer calyx , secondary calyx or epicalyx , also calyculus , hypocalyx or exanthium , is an additional calyx- like covering in flowers , which lies outside the actual calyx directly below the actual flower. It is often added to the flower. The outer cup can be formed in two ways:


  • Manfred A. Fischer , Karl Oswald, Wolfgang Adler: Excursion flora for Austria, Liechtenstein and South Tyrol. 3rd, improved edition. State of Upper Austria, Biology Center of the Upper Austrian State Museums, Linz 2008, ISBN 978-3-85474-187-9 , p. 99.

Individual evidence

  1. ^ Theodor CH Cole: Dictionary of Biology Dictionary of Biology: German / English. 4th edition, Springer, 2015, ISBN 978-3-642-55327-1 , p. 23.
  2. Fr. Elsener, H. Böttger: Guide to preparing for the pharmacist assistant examination. 3rd edition, Springer, 1886, ISBN 978-3-642-98706-9 (reprint), p. 297.