Synangia of Scolecopteris in Hornstein (chert) from Freital
(Sachsen).
Width of the photo 6 mm. Coll. and photo H.-J. Weiss.
Click the photo for more details.
Pinnules of Scolecopteris with attached synangia.
The arrows indicate the synangia in sideview. Hornstein from Freital.
Width of the photo 1 cm. Coll. and photo W. Schwarz.
Weiss, H.-J., 2002. Beobachtungen zur Variabilität der Synangien
des "Madenfarns"