Responses of pteridophyte spores to ultrafreezing temperatures for long-term conservation in Germplasm Banks

Fern Gazette

Volumn 17, Issue 5, 2006, Pages 293-302

  Ballesteros, D ^a   Estrelles, E ^a   Ibars, A M ^a  

^a UNIVERSITY OF VALENCIA   (Spain)

Author keywords

Fern spores; Long term conservation; Ultra freezing; Viability

Indexed keywords

BACTERIA (MICROORGANISMS); FILICOPHYTA; PTERIDOPHYTA;

EID: 33846430560     PISSN: 03080838     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (21)

1. AGRAWAL, D. C., PAWAR, S. S. & MASCARENHAS, A. F. 1993. Cryopreservation of spores of Cyathea spinulosa Wall. ex Hook. f. An endangered tree fern. J. Plant Physiol. 142: 124-126.
2. ARAGON, C. F. & PANGUA, E. 2004. Spore viability under different storage conditions in four rupicolous Asplenium L. taxa. Amer. Fern J. 94(1): 28-38.
3. BERI, A. & BIR, S. S. 1993. Germination of stored spores of Pteris vittata L. Amer. Fern J. 83(3): 73-78.
4. CAMLOH, M. 1999. Spore age and sterilization affects germination and early gametophyte development of Platycerium bifurcatum. Amer. Fern J. 89: 124-132.
5. CONSTANTINO, S., SANTAMARIA, L. M. & HODSON, E. 2000. Storage and in vitro germination of tree fern spores. Botanic Gardens Micropropagation News 2(4): 58-60.
6. DICKIE J. B., R. H. ELLIS, H. L. KRAAK, K. RYDER AND P. B. TOMPSETT. 1990. Temperature and seed storage longevity. Annals of Botany 65: 197-204.
7. DYER, A. F. 1979. The culture of fern gametophytes for experimental investigation. In: DYER A. F., ed. The experimental biology of ferns, pp. 253-305. Academic Press, London.
8. ELLIS, R.; HONG, T. D. & ROBERTS, E. H. 1985. Handbook of seed technology for genebanks. Vol. I. Principles and methodology. International Board for Plant Genetic Resources. Roma
9. GÓMEZ-CAMPO, C. 2001. La práctica de la conservación de semillas a largo plazo. In: Conservación de especies vegetales amenazadas en la región mediterránea occidental, pp. 255-266. Ed. Centro de Estudios Ramón Areces. Madrid
10. KORNAS, J. 1985. Adaptative strategies of African pteridophytes to extreme environments. Proceedings of the Royal Society of Edinburgh 86B: 391-396.
11. LEBKUECHER, J. G. 1997. Desiccation-time limits of photosynthetic recovery in Equisetum hyemale (Equisetaceae) spores. Amer. J. Bot. 84(6): 792-797.
12. LINDSAY, S., WILLIAMS, N., DYER, A. F. 1992. Wet storage of fern spores: unconventional but far more effective!. In: IDE, J.M.; JERMY, A.C. & PAUL, A.M. (Eds) Fern Horiculture: past, present and future perspectives, pp. 285-294. Intercept, Andover.
13. LLOYD, R. M. & KLEKOWSKY, E. J. 1970. Spore germination and viability in Pteridophyta: evolutionary significance of chlorophyllous spores. Biotropica 2(2): 129-137.
14. PAGE, C. N. 1979. Experimental aspects of fern ecology. In DYER A.F. (Ed). The experimental biology of ferns, pp. 551-589. Academic Press, London.
15. PAGE C. N., DYER A. F., LINDSAY, S. & MANN, D. G. 1992. Conservation of pteridophytes: the ex situ appreoach. In: IDE, J. M., JERMY, A. C. & PAUL, A M., EDS. Fern horticulture: past, present and future perspectives, pp.269-278. Intercept, Andover.
16. PENCE, V. C. 2000. Survival of chlorophyllous and nonchlorophyllous fern spores through exposure to liquid nitrogen. Amer. Fern J. 90(4): 119-126.
17. QUINTANILLA, L. G.; AMIGO J.; PANGUA E. & PAJARON S. 2002. Effect of storage method on spore viability in five globally threatened fern species. Annals of Botany 90(4): 461-467.
18. SIMABUKURO, E. A., DYER, A. F. & FELIPPE, G. M. 1998. The effect of sterilization and storage conditions on the viability of the spores of Cyathea delgadii. Amer. Fern J. 88(2): 72-80.
19. SMITH, D. L. & ROBINSON, P. M. 1975. The effects of storage age on germination and gametophyte development in Polypodium vulgare L. New Phytol. 74: 101-108.
20. WHITTIER, D. P. 1996. Extending the viability of Equisetum hyemale spores. Amer. Fern J. 86(4): 114-118.
21. WINDHAM, M. D.; WOLF, P. G. & RANKER, T. A. 1986. Factors affecting prolonged stored spore viability in herbarium collections of three species of Pellaea. Amer. Fern J. 76(3): 141-148.