Sarcotesta

Sarcotesta

Sarcotesta

Fleshy seedcoat

The sarcotesta is a fleshy seedcoat,[1] a type of testa. Examples of seeds with a sarcotesta are pomegranate and some cycad seeds. The sarcotesta of pomegranate seeds consists of epidermal cells derived from the integument, and there are no arils on these seeds.[2]

Pomegranate seeds have a sarcotesta.
Some cycads, such as this Macrozamia communis, produce seeds with a sarcotesta.

References

  1. [1]
    Hickey, M.; King, C. (2001). The Cambridge Illustrated Glossary of Botanical Terms. Cambridge University Press.
  2. [2]
    Dahlgren, R. And R. F. Thorne (1984). "The order Myrtales: circumscription, variation, and relationships". Annals of the Missouri Botanical Garden. 71: 633–699. doi:10.2307/2399158.


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