MISS EDITH A. STONEY states (NATURE, January 6, vol. lxxxii., p. 279) that with a large aperture microscope objective and oblique illumination, Lycopodium spores are seen to be coated with hair-like ...

Any similarities between Phylloglossum and specific subgenera of Lycopodium sens. lat. have been difficult to determine, because the reduced sporophyte of Phylloglossum has few characters for ...

This is a preview. Log in through your library . Journal Information The American Fern Journal, a quarterly, international, scholarly journal that includes research papers on all aspects relating to ...

Researchers at Umeå University have recently developed a highly sensitive method for detecting bacterial spores—tough microorganisms that survive extreme conditions and can cause both food poisoning ...