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Sarcotesta ( Ginkgo biloba )
Black guaraná seeds with sarkotesta.

The Sarkotesta (Greek sarx = 'meat'), occasionally also written Sarcotesta , is part of the seed coat in botany . It is a fleshy layer around the seed that is formed by an integument or parts of it. It always occurs together with a hard internal sclerotesta . They are common in Cycadopsida and Ginkgophyta , but also in some Bedecktsamern , such as. B. found in magnolia and Connaraceae . In the Bedecktsamern it is considered a possibly original feature.


Web links

Commons : Sarcotesta  - collection of images, videos and audio files

Individual evidence

  1. ^ Klaus Kubitzki : The Families and Genera of Vascular Plants. Vol. X, Springer, 2011, ISBN 978-3-642-14396-0 , p. 368.