Hamatophyton

Hamatophyton
Temporal range: Famennian–Tournaisian
Scientific classification
Kingdom: Plantae
Division: Pteridophyta
Class: Equisetopsida
Order: †Sphenophyllales
Genus: Hamatophyton
Species

†Hamatophyton verticillatum

Hamatophyton is a genus of the extinct Sphenophyllales horsetails. Unique to this genus among other Sphenophyllales is its lack of secondary xylem around the tips of the primary xylem arms.[1]

References

  1. ↑ Thomas N. Taylor, Edith L. Taylor, Michael Krings: Paleobotany. The Biology and Evolution of Fossil Plants . Second Edition, Academic Press 2009, ISBN 978-0-12-373972-8 , p. 333
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