. Elementary botany. Botany. 170 sinks into tlic protoplasm of tlie egg roll, makes its way to the nucleus of the egg, and fuses with it as shown in fig. iSi. The fertilized c-gg then grows into a new plant. Nearly all the brown alga; are Fic. 17S. Antheridia nf Fucus, branched threads. ^^ t- Fij Fig. tSo. Anthcridia 1 if Fiiciis\\'ith Ecgsi'if Fuciissurrnnnd- cscaping spurnial'jZMids. ed by spcrniatuzoids. "_ V Fin. I,Si. Fertihzatinn in Fncns, ]n. female nucleus, ijni, male nucleus; n, nucleolus. In the left fiffure the male nucleus is shown mi>\'inK dnwn throug
. Elementary botany. Botany. 170 sinks into tlic protoplasm of tlie egg roll, makes its way to the nucleus of the egg, and fuses with it as shown in fig. iSi. The fertilized c-gg then grows into a new plant. Nearly all the brown alga; are Fic. 17S. Antheridia nf Fucus, branched threads. ^^ t- Fij Fig. tSo. Anthcridia 1 if Fiiciis\\'ith Ecgsi'if Fuciissurrnnnd- cscaping spurnial'jZMids. ed by spcrniatuzoids. "_ V Fin. I,Si. Fertihzatinn in Fncns, ]n. female nucleus, ijni, male nucleus; n, nucleolus. In the left fiffure the male nucleus is shown mi>\'inK dnwn through the cytr)]ilasm nf the egp; in the remaining fij^'ures the c\'toplasin df lh_ e^rc is omitted. (After Stras- l.)urger.) 367. The Gulf weed (Sargassum bacciierum) in the warmer Atlantic ocean unites in great masses \\\-\v h lloat on the \\ater, whencf comes the name "Sargassum ; The Sargassmn on the coasl where it is attached to the rocks, but the beating of ihc waves breaks many specimens loose and these lloal oul into the more i]uict waters, where (hev continue to grow and mtiltiply \'egctati\(.-l\'. 368. Uses. —Laniinaria jajionica and I., anguslata are used as food bv the Chinese and lajianesc. Some s|ki ies ol the Laniinariacea' ,ire used as food for cattle ,'ind are also used fir Icrlili/iTs, while \, digilata is some- times employed in 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 Atkinson, George Francis, 1854-1918. New York : H. Holt
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