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Pyrena

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This article is about a subject of plant anatomy. For other uses of Pyrena or Pyrene, see Pyrene (disambiguation).
Not to be confused with pyrenoid, an organelle within the chloroplast of some algae and hornworts, or with Pirene
Pyrenes extracted from a single fruit of Crataegus punctata
A pyrene dissected to reveal the seed

Pyrena or pyrene is the name for the stone within a drupe or drupelet. It consists of a seed surrounded by hard endocarp tissue.[1][2]

References

  1. ^ Beentje, H.; Williamson, J. (2010). The Kew Plant Glossary: an Illustrated Dictionary of Plant Terms. Royal Botanic Gardens, Kew: Kew Publishing.
  2. ^ Hickey, M.; King, C. (2001). The Cambridge Illustrated Glossary of Botanical Terms. Cambridge University Press.


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