. Plants and their uses; an introduction to botany . of the genera have the plant-body constricted in the middle,as in Cosmarium, forming thus two semicells; and in all cases thehalves arc symmetrical. This peculiarity modifies in an odd way Chromat-o-phore < Gr. chroma, color; phorns, bearing. ^ Py-renoici < Gr. pyren, the stone of a fruit; eidos, resemblance. THE GREEN 477. Fig. 307.—Wall-stain Alga {Pleurococciis vulgaris, Wall-staiii Family,Pleurococcaceoe). Plants showing fission in various directions, ^:(Wille.)—Growing commonly upon moist rocks, bricks, and tree-trunks, form
. Plants and their uses; an introduction to botany . of the genera have the plant-body constricted in the middle,as in Cosmarium, forming thus two semicells; and in all cases thehalves arc symmetrical. This peculiarity modifies in an odd way Chromat-o-phore < Gr. chroma, color; phorns, bearing. ^ Py-renoici < Gr. pyren, the stone of a fruit; eidos, resemblance. THE GREEN 477. Fig. 307.—Wall-stain Alga {Pleurococciis vulgaris, Wall-staiii Family,Pleurococcaceoe). Plants showing fission in various directions, ^:(Wille.)—Growing commonly upon moist rocks, bricks, and tree-trunks, forming extensive green-stains, throughout the world. Fig. 308.—Grape Desmid (Cosmarium Botrys, Desmid Family, Desmidiacew.)I-III, stages of fission, =^2. (DeBary.)—Bright green. Common infresh water. ^^iN
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
