Revision of the Nostocaceae with Constricted Trichomes

Contents: 1. Acknowledgements. 2. Abstract. 3. Introduction. 4. Plants. 5. Trichomes. 6. Excreted colloidal matter. 7. Collection, preservation and observation. 8. Classification. 9. Nostocaceae Ag. 10. Key to genera of Nostocaceae. 11. Nostoc Geoffr. 12. Key to species of Nostoc Geoffr. 13. Nostoc commune Vauch. 14. Nostoc spumigena (Mert.) Dr. 15. Anabaina Bory. 16. Key to species of Anabaina Bory. 17. Anabaina licheniformis Bory. 18. Anabaina oscillarioides Bory. 19. Nomina Excludenda. 20. Additions and corrections to the revision of the Nostocaceae with cylindrical Trichomes (Drouet, 1973). 21. Literature cited. 22. Errata and Omissa. Index.