. A handbook of cryptogamic botany. Cryptogams. MUSCI MB 104). The archegone has somewhat the form of a very long-necked flask. The wall of the venter or ventral portion, which is ovoid and supported on a short stalk, consists of two layers of cells, while the elongated neck, which is often somewhat twisted, is composed of from four to six rows in a single layer. The interior of the venter consists of a single large cell, the central cell, which divides into two by a horizontal septum ; the lower segment contains the oosphere, and the upper segment becomes the ventral canal-cell, while the nec
. A handbook of cryptogamic botany. Cryptogams. MUSCI MB 104). The archegone has somewhat the form of a very long-necked flask. The wall of the venter or ventral portion, which is ovoid and supported on a short stalk, consists of two layers of cells, while the elongated neck, which is often somewhat twisted, is composed of from four to six rows in a single layer. The interior of the venter consists of a single large cell, the central cell, which divides into two by a horizontal septum ; the lower segment contains the oosphere, and the upper segment becomes the ventral canal-cell, while the neck is penetrated by a single axial row of. 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 Bennett, Alfred W. (Alfred William), 1833-1902; Murray, George Robert Milne, 1858-. London, New York, Longmans, Green, and Co.
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Keywords: ., bookcentury1800, bookdecade1880, bookpublisherlondonnewyorklongm
