Kниги автора N. D. Birrell, M. A. Ould

A Practical Handbook for Software Development

Studies in the Morphology of Spore-Producing Members. III. Marattiaceae

Studies in the Morphology of Spore-Producing Members. No. V. General Comparisons and Conclusion

Studies in the Morphology of Spore-Producing Members. No.IV: The Leptosporangiate Ferns