. A monograph of the British Uredineae and Ustilagineae, with an account of their biology including the methods of observing the germination of their spores and of their experimental culture. Smut fungi; Rust fungi; Smut diseases; Fungi. Formation of Teleutospores of Ustilaginece. 63 entering the ovary through the flower-stalk, sends its hyphse through the funiculus into the ovule, which becomes permeated by densely interwoven hyphae. The micro- pylar end of the integuments alone escapes and remains, as a cap on the top of the diseased ovule, for some time,. 1 J^S- ^-âSpliaceMheca. hydnpifens
. A monograph of the British Uredineae and Ustilagineae, with an account of their biology including the methods of observing the germination of their spores and of their experimental culture. Smut fungi; Rust fungi; Smut diseases; Fungi. Formation of Teleutospores of Ustilaginece. 63 entering the ovary through the flower-stalk, sends its hyphse through the funiculus into the ovule, which becomes permeated by densely interwoven hyphae. The micro- pylar end of the integuments alone escapes and remains, as a cap on the top of the diseased ovule, for some time,. 1 J^S- ^-âSpliaceMheca. hydnpifens (Schum.) A, Ovary and perianth of Polygmitm hydropipenLSecteimlh S. hydropipens. B, The same more advanced, showing the micro- pylar cap (c). C, Section of ovary and perianth at an early stage; g, the style ⢠o the integument of the micropylar end of the ovule-; yS wall of the ovary; f, the perianth ' The ^,?°o â ''â¢*"°" '^ ^''" '° *'' commencing above, and the rudimentary columella is visible p. Section of a more advanced ovary, showing the walls of the receptacle and the columella (c). Slightly magnified. (De Bary.) but eventually falls off. The hyphse develop partly into spores and partly into the receptacle. The latter consists of a thick external case with a central columella. The cells of which it is composed are but loosely compacted, colourless, and about the siie of the spores. The least injury fractures this case and allows the escape of the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Plowright, Charles Bagge, 1849-1910. London, Paul, Trench & Co.
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License: Licensed
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectfungi, booksubjectsmu
